diff --git a/logs/ardour_mcp_server.log b/logs/ardour_mcp_server.log
index 921b495b..f2daae44 100644
--- a/logs/ardour_mcp_server.log
+++ b/logs/ardour_mcp_server.log
@@ -930,3 +930,597 @@ NEW SERVER RUN: Mon, 29 Jun 2026 11:04:45 +0200
 2026-06-29T09:04:45.586389Z DEBUG rmcp::service: new event evt=ToSink(Response(ListResourcesResult(ListResourcesResult { next_cursor: None, resources: [Annotated { raw: RawResource { uri: "ardour:/state/playback", name: "Ardour Playback State", description: Some("Current playback state of Ardour (e.g., Playing, Stopped, Unknown)."), mime_type: None, size: None }, annotations: None }, Annotated { raw: RawResource { uri: "ardour:/state/transport_frame", name: "Ardour Transport Frame Position", description: Some("Current playhead position in samples. Returns 'Unknown' if not yet reported by Ardour."), mime_type: None, size: None }, annotations: None }] }), Number(2)))
 2026-06-29T09:04:45.586536Z  INFO rmcp::service: response message id=1 result=ListToolsResult(ListToolsResult { next_cursor: None, tools: [Tool { name: "toggle_all_rec_enables", description: "Toggles the record enable state for ALL tracks.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_mute", description: "Sets the mute state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"mute_state": Object {"description": String("The desired mute state (true for mute, false for unmute)."), "type": String("boolean")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("mute_state"), String("rid")], "title": String("SetTrackMuteArgs"), "type": String("object")} }, Tool { name: "set_track_trim_abs", description: "Sets the absolute trim of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_abs": Object {"description": String("The desired absolute trim. Valid range: 0.1 to 10.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_abs")], "title": String("SetTrackTrimAbsArgs"), "type": String("object")} }, Tool { name: "set_strip_plugin_active", description: "Activates or deactivates a plugin on a specific strip slot.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"active_state": Object {"description": String("The desired activation state (true for active, false for inactive)."), "type": String("boolean")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("active_state"), String("plugin_slot"), String("rid")], "title": String("SetStripPluginActiveArgs"), "type": String("object")} }, Tool { name: "transport_stop", description: "Stops Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "access_action", description: "Executes a specified Ardour menu action by its name.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"action_name": Object {"description": String("The name of the Ardour menu action to execute (e.g., 'Editor/zoom-to-session')."), "type": String("string")}}, "required": Array [String("action_name")], "title": String("AccessActionArgs"), "type": String("object")} }, Tool { name: "rewind", description: "Rewinds the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "next_marker", description: "Moves the playhead to the next location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "toggle_punch_out", description: "Toggles the Punch Out state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_gain_abs", description: "Sets the absolute gain of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_abs": Object {"description": String("The desired absolute gain. Valid range: 0.0 to 2.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_abs"), String("rid")], "title": String("SetTrackGainAbsArgs"), "type": String("object")} }, Tool { name: "set_selected_strip_pan_stereo_width", description: "Sets the stereo width for the currently selected stereo strip's panner.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"width": Object {"description": String("The desired stereo width for the currently selected strip. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("width")], "title": String("SetSelectedStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "transport_play", description: "Starts Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "goto_start", description: "Moves the playhead to the session start.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_trim_db", description: "Sets the trim of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_db": Object {"description": String("The desired trim in dB. Valid range: -20.0 to 20.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_db")], "title": String("SetTrackTrimDBArgs"), "type": String("object")} }, Tool { name: "set_track_rec_enable", description: "Sets the record enable state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rec_st": Object {"description": String("The desired record enable state. 0 for off, 1 for on."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rec_st"), String("rid")], "title": String("SetTrackRecEnableArgs"), "type": String("object")} }, Tool { name: "set_track_gain_db", description: "Sets the gain of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_db": Object {"description": String("The desired gain in dB. Valid range: -400.0 to 6.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_db"), String("rid")], "title": String("SetTrackGainDBArgs"), "type": String("object")} }, Tool { name: "locate", description: "Locates the playhead to a specific sample position and optionally starts playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"roll": Object {"description": String("Whether to start playing after locating. 0 for stop, 1 for play."), "format": String("int32"), "type": String("integer")}, "spos": Object {"description": String("The position in samples to locate to."), "format": String("int64"), "type": String("integer")}}, "required": Array [String("roll"), String("spos")], "title": String("LocateToolArgs"), "type": String("object")} }, Tool { name: "redo", description: "Redoes the last undone action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "goto_end", description: "Moves the playhead to the session end.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "toggle_punch_in", description: "Toggles the Punch In state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "rec_enable_toggle", description: "Toggles the master record enable or selected track record enable.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "select_strip", description: "Selects a specific strip (track/bus) in Ardour.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus to select."), "format": String("int32"), "type": String("integer")}, "select_state": Object {"description": String("The desired select state (true to select). Currently, only true (1) is effective for selection."), "type": String("boolean")}}, "required": Array [String("rid"), String("select_state")], "title": String("SelectStripArgs"), "type": String("object")} }, Tool { name: "loop_toggle", description: "Toggles loop playback mode.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_strip_pan_stereo_width", description: "Sets the stereo width for a panner on a stereo strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the stereo track/bus."), "format": String("int32"), "type": String("integer")}, "width": Object {"description": String("The desired stereo width. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("width")], "title": String("SetStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "set_track_solo", description: "Sets the solo state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "solo_st": Object {"description": String("The desired solo state. 0 for solo off, 1 for solo on."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rid"), String("solo_st")], "title": String("SetTrackSoloArgs"), "type": String("object")} }, Tool { name: "prev_marker", description: "Moves the playhead to the previous location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_strip_plugin_parameter", description: "Sets a specific parameter of a plugin on a strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"param_id": Object {"description": String("The 1-indexed ID of the parameter within the plugin."), "format": String("int32"), "type": String("integer")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "value": Object {"description": String("The desired parameter value, normalized (0.0 to 1.0)."), "format": String("float"), "type": String("number")}}, "required": Array [String("param_id"), String("plugin_slot"), String("rid"), String("value")], "title": String("SetStripPluginParameterArgs"), "type": String("object")} }, Tool { name: "save_state", description: "Saves the current session state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "add_marker", description: "Adds a location marker at the current playhead position.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "undo", description: "Undoes the last action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "ffwd", description: "Fast forwards the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_transport_speed", description: "Sets Ardour's transport speed. Valid range: -8.0 to 8.0.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"speed": Object {"description": String("The desired transport speed. Valid range: -8.0 to 8.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("speed")], "title": String("SetTransportSpeedArgs"), "type": String("object")} }] })
 2026-06-29T09:04:45.586815Z DEBUG rmcp::service: new event evt=ToSink(Response(ListToolsResult(ListToolsResult { next_cursor: None, tools: [Tool { name: "toggle_all_rec_enables", description: "Toggles the record enable state for ALL tracks.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_mute", description: "Sets the mute state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"mute_state": Object {"description": String("The desired mute state (true for mute, false for unmute)."), "type": String("boolean")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("mute_state"), String("rid")], "title": String("SetTrackMuteArgs"), "type": String("object")} }, Tool { name: "set_track_trim_abs", description: "Sets the absolute trim of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_abs": Object {"description": String("The desired absolute trim. Valid range: 0.1 to 10.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_abs")], "title": String("SetTrackTrimAbsArgs"), "type": String("object")} }, Tool { name: "set_strip_plugin_active", description: "Activates or deactivates a plugin on a specific strip slot.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"active_state": Object {"description": String("The desired activation state (true for active, false for inactive)."), "type": String("boolean")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("active_state"), String("plugin_slot"), String("rid")], "title": String("SetStripPluginActiveArgs"), "type": String("object")} }, Tool { name: "transport_stop", description: "Stops Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "access_action", description: "Executes a specified Ardour menu action by its name.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"action_name": Object {"description": String("The name of the Ardour menu action to execute (e.g., 'Editor/zoom-to-session')."), "type": String("string")}}, "required": Array [String("action_name")], "title": String("AccessActionArgs"), "type": String("object")} }, Tool { name: "rewind", description: "Rewinds the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "next_marker", description: "Moves the playhead to the next location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "toggle_punch_out", description: "Toggles the Punch Out state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_gain_abs", description: "Sets the absolute gain of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_abs": Object {"description": String("The desired absolute gain. Valid range: 0.0 to 2.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_abs"), String("rid")], "title": String("SetTrackGainAbsArgs"), "type": String("object")} }, Tool { name: "set_selected_strip_pan_stereo_width", description: "Sets the stereo width for the currently selected stereo strip's panner.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"width": Object {"description": String("The desired stereo width for the currently selected strip. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("width")], "title": String("SetSelectedStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "transport_play", description: "Starts Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "goto_start", description: "Moves the playhead to the session start.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_trim_db", description: "Sets the trim of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_db": Object {"description": String("The desired trim in dB. Valid range: -20.0 to 20.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_db")], "title": String("SetTrackTrimDBArgs"), "type": String("object")} }, Tool { name: "set_track_rec_enable", description: "Sets the record enable state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rec_st": Object {"description": String("The desired record enable state. 0 for off, 1 for on."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rec_st"), String("rid")], "title": String("SetTrackRecEnableArgs"), "type": String("object")} }, Tool { name: "set_track_gain_db", description: "Sets the gain of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_db": Object {"description": String("The desired gain in dB. Valid range: -400.0 to 6.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_db"), String("rid")], "title": String("SetTrackGainDBArgs"), "type": String("object")} }, Tool { name: "locate", description: "Locates the playhead to a specific sample position and optionally starts playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"roll": Object {"description": String("Whether to start playing after locating. 0 for stop, 1 for play."), "format": String("int32"), "type": String("integer")}, "spos": Object {"description": String("The position in samples to locate to."), "format": String("int64"), "type": String("integer")}}, "required": Array [String("roll"), String("spos")], "title": String("LocateToolArgs"), "type": String("object")} }, Tool { name: "redo", description: "Redoes the last undone action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "goto_end", description: "Moves the playhead to the session end.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "toggle_punch_in", description: "Toggles the Punch In state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "rec_enable_toggle", description: "Toggles the master record enable or selected track record enable.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "select_strip", description: "Selects a specific strip (track/bus) in Ardour.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus to select."), "format": String("int32"), "type": String("integer")}, "select_state": Object {"description": String("The desired select state (true to select). Currently, only true (1) is effective for selection."), "type": String("boolean")}}, "required": Array [String("rid"), String("select_state")], "title": String("SelectStripArgs"), "type": String("object")} }, Tool { name: "loop_toggle", description: "Toggles loop playback mode.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_strip_pan_stereo_width", description: "Sets the stereo width for a panner on a stereo strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the stereo track/bus."), "format": String("int32"), "type": String("integer")}, "width": Object {"description": String("The desired stereo width. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("width")], "title": String("SetStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "set_track_solo", description: "Sets the solo state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "solo_st": Object {"description": String("The desired solo state. 0 for solo off, 1 for solo on."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rid"), String("solo_st")], "title": String("SetTrackSoloArgs"), "type": String("object")} }, Tool { name: "prev_marker", description: "Moves the playhead to the previous location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_strip_plugin_parameter", description: "Sets a specific parameter of a plugin on a strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"param_id": Object {"description": String("The 1-indexed ID of the parameter within the plugin."), "format": String("int32"), "type": String("integer")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "value": Object {"description": String("The desired parameter value, normalized (0.0 to 1.0)."), "format": String("float"), "type": String("number")}}, "required": Array [String("param_id"), String("plugin_slot"), String("rid"), String("value")], "title": String("SetStripPluginParameterArgs"), "type": String("object")} }, Tool { name: "save_state", description: "Saves the current session state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "add_marker", description: "Adds a location marker at the current playhead position.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "undo", description: "Undoes the last action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "ffwd", description: "Fast forwards the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_transport_speed", description: "Sets Ardour's transport speed. Valid range: -8.0 to 8.0.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"speed": Object {"description": String("The desired transport speed. Valid range: -8.0 to 8.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("speed")], "title": String("SetTransportSpeedArgs"), "type": String("object")} }] }), Number(1)))
+2026-06-30T09:58:41.568155Z  INFO ardour_mcp_server: 
+======================================================================
+NEW SERVER RUN: Tue, 30 Jun 2026 11:58:41 +0200
+======================================================================
+2026-06-30T09:58:41.568240Z  INFO ardour_mcp_server: Attempting to create OSC sender for Ardour at 127.0.0.1:3819
+2026-06-30T09:58:41.568294Z  INFO ardour_mcp_server: OSC sender created and connected to Ardour at 127.0.0.1:3819
+2026-06-30T09:58:41.568301Z  INFO ardour_mcp_server: Sending /set_surface to Ardour to enable OSC feedback.
+2026-06-30T09:58:41.568306Z  INFO ardour_mcp_server: Targeting feedback port: 9099
+2026-06-30T09:58:41.568501Z  INFO ardour_mcp_server: /set_surface command sent successfully to Ardour.
+2026-06-30T09:58:41.599309Z  INFO serve_inner: rmcp::service: Service initialized as server peer_info=InitializeRequestParam { protocol_version: ProtocolVersion("2025-11-25"), capabilities: ClientCapabilities { experimental: None, roots: Some(RootsCapabilities { list_changed: None }), sampling: None }, client_info: Implementation { name: "claude-code", version: "2.1.196" } }
+2026-06-30T09:58:41.599356Z  INFO ardour_mcp_server: Ardour MCP server started and waiting for connections...
+2026-06-30T09:58:41.599394Z  INFO ardour_mcp_server: Starting OSC listener for Ardour events on 127.0.0.1:9099
+2026-06-30T09:58:41.599415Z DEBUG rmcp::service: new event evt=PeerMessage(Request(ListToolsRequest(Request { method: ListToolsRequestMethod, params: None }), Number(1)))
+2026-06-30T09:58:41.599426Z  INFO rmcp::service: received request id=1 request=ListToolsRequest(Request { method: ListToolsRequestMethod, params: None })
+2026-06-30T09:58:41.599439Z DEBUG rmcp::service: new event evt=PeerMessage(Request(ListResourcesRequest(Request { method: ListResourcesRequestMethod, params: None }), Number(2)))
+2026-06-30T09:58:41.599440Z  INFO rmcp::service: received request id=2 request=ListResourcesRequest(Request { method: ListResourcesRequestMethod, params: None })
+2026-06-30T09:58:41.599443Z ERROR ardour_mcp_server: OSC listener task failed: Failed to bind Tokio UDP socket for OSC on 127.0.0.1:9099: Address already in use (os error 98)
+2026-06-30T09:58:41.599452Z DEBUG ardour_mcp_server: Listing resources. Count: 2, Content: [Annotated { raw: RawResource { uri: "ardour:/state/playback", name: "Ardour Playback State", description: Some("Current playback state of Ardour (e.g., Playing, Stopped, Unknown)."), mime_type: None, size: None }, annotations: None }, Annotated { raw: RawResource { uri: "ardour:/state/transport_frame", name: "Ardour Transport Frame Position", description: Some("Current playhead position in samples. Returns 'Unknown' if not yet reported by Ardour."), mime_type: None, size: None }, annotations: None }]
+2026-06-30T09:58:41.599459Z  INFO rmcp::service: response message id=2 result=ListResourcesResult(ListResourcesResult { next_cursor: None, resources: [Annotated { raw: RawResource { uri: "ardour:/state/playback", name: "Ardour Playback State", description: Some("Current playback state of Ardour (e.g., Playing, Stopped, Unknown)."), mime_type: None, size: None }, annotations: None }, Annotated { raw: RawResource { uri: "ardour:/state/transport_frame", name: "Ardour Transport Frame Position", description: Some("Current playhead position in samples. Returns 'Unknown' if not yet reported by Ardour."), mime_type: None, size: None }, annotations: None }] })
+2026-06-30T09:58:41.599474Z DEBUG rmcp::service: new event evt=ToSink(Response(ListResourcesResult(ListResourcesResult { next_cursor: None, resources: [Annotated { raw: RawResource { uri: "ardour:/state/playback", name: "Ardour Playback State", description: Some("Current playback state of Ardour (e.g., Playing, Stopped, Unknown)."), mime_type: None, size: None }, annotations: None }, Annotated { raw: RawResource { uri: "ardour:/state/transport_frame", name: "Ardour Transport Frame Position", description: Some("Current playhead position in samples. Returns 'Unknown' if not yet reported by Ardour."), mime_type: None, size: None }, annotations: None }] }), Number(2)))
+2026-06-30T09:58:41.599565Z  INFO rmcp::service: response message id=1 result=ListToolsResult(ListToolsResult { next_cursor: None, tools: [Tool { name: "toggle_punch_in", description: "Toggles the Punch In state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "access_action", description: "Executes a specified Ardour menu action by its name.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"action_name": Object {"description": String("The name of the Ardour menu action to execute (e.g., 'Editor/zoom-to-session')."), "type": String("string")}}, "required": Array [String("action_name")], "title": String("AccessActionArgs"), "type": String("object")} }, Tool { name: "locate", description: "Locates the playhead to a specific sample position and optionally starts playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"roll": Object {"description": String("Whether to start playing after locating. 0 for stop, 1 for play."), "format": String("int32"), "type": String("integer")}, "spos": Object {"description": String("The position in samples to locate to."), "format": String("int64"), "type": String("integer")}}, "required": Array [String("roll"), String("spos")], "title": String("LocateToolArgs"), "type": String("object")} }, Tool { name: "transport_play", description: "Starts Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_trim_abs", description: "Sets the absolute trim of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_abs": Object {"description": String("The desired absolute trim. Valid range: 0.1 to 10.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_abs")], "title": String("SetTrackTrimAbsArgs"), "type": String("object")} }, Tool { name: "loop_toggle", description: "Toggles loop playback mode.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "ffwd", description: "Fast forwards the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_trim_db", description: "Sets the trim of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_db": Object {"description": String("The desired trim in dB. Valid range: -20.0 to 20.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_db")], "title": String("SetTrackTrimDBArgs"), "type": String("object")} }, Tool { name: "transport_stop", description: "Stops Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_strip_plugin_active", description: "Activates or deactivates a plugin on a specific strip slot.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"active_state": Object {"description": String("The desired activation state (true for active, false for inactive)."), "type": String("boolean")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("active_state"), String("plugin_slot"), String("rid")], "title": String("SetStripPluginActiveArgs"), "type": String("object")} }, Tool { name: "goto_end", description: "Moves the playhead to the session end.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_rec_enable", description: "Sets the record enable state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rec_st": Object {"description": String("The desired record enable state. 0 for off, 1 for on."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rec_st"), String("rid")], "title": String("SetTrackRecEnableArgs"), "type": String("object")} }, Tool { name: "undo", description: "Undoes the last action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "save_state", description: "Saves the current session state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_strip_plugin_parameter", description: "Sets a specific parameter of a plugin on a strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"param_id": Object {"description": String("The 1-indexed ID of the parameter within the plugin."), "format": String("int32"), "type": String("integer")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "value": Object {"description": String("The desired parameter value, normalized (0.0 to 1.0)."), "format": String("float"), "type": String("number")}}, "required": Array [String("param_id"), String("plugin_slot"), String("rid"), String("value")], "title": String("SetStripPluginParameterArgs"), "type": String("object")} }, Tool { name: "redo", description: "Redoes the last undone action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "next_marker", description: "Moves the playhead to the next location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_strip_pan_stereo_width", description: "Sets the stereo width for a panner on a stereo strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the stereo track/bus."), "format": String("int32"), "type": String("integer")}, "width": Object {"description": String("The desired stereo width. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("width")], "title": String("SetStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "goto_start", description: "Moves the playhead to the session start.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "prev_marker", description: "Moves the playhead to the previous location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "select_strip", description: "Selects a specific strip (track/bus) in Ardour.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus to select."), "format": String("int32"), "type": String("integer")}, "select_state": Object {"description": String("The desired select state (true to select). Currently, only true (1) is effective for selection."), "type": String("boolean")}}, "required": Array [String("rid"), String("select_state")], "title": String("SelectStripArgs"), "type": String("object")} }, Tool { name: "toggle_punch_out", description: "Toggles the Punch Out state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_selected_strip_pan_stereo_width", description: "Sets the stereo width for the currently selected stereo strip's panner.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"width": Object {"description": String("The desired stereo width for the currently selected strip. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("width")], "title": String("SetSelectedStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "set_track_gain_db", description: "Sets the gain of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_db": Object {"description": String("The desired gain in dB. Valid range: -400.0 to 6.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_db"), String("rid")], "title": String("SetTrackGainDBArgs"), "type": String("object")} }, Tool { name: "set_track_solo", description: "Sets the solo state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "solo_st": Object {"description": String("The desired solo state. 0 for solo off, 1 for solo on."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rid"), String("solo_st")], "title": String("SetTrackSoloArgs"), "type": String("object")} }, Tool { name: "set_transport_speed", description: "Sets Ardour's transport speed. Valid range: -8.0 to 8.0.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"speed": Object {"description": String("The desired transport speed. Valid range: -8.0 to 8.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("speed")], "title": String("SetTransportSpeedArgs"), "type": String("object")} }, Tool { name: "toggle_all_rec_enables", description: "Toggles the record enable state for ALL tracks.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "add_marker", description: "Adds a location marker at the current playhead position.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_mute", description: "Sets the mute state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"mute_state": Object {"description": String("The desired mute state (true for mute, false for unmute)."), "type": String("boolean")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("mute_state"), String("rid")], "title": String("SetTrackMuteArgs"), "type": String("object")} }, Tool { name: "rewind", description: "Rewinds the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_gain_abs", description: "Sets the absolute gain of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_abs": Object {"description": String("The desired absolute gain. Valid range: 0.0 to 2.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_abs"), String("rid")], "title": String("SetTrackGainAbsArgs"), "type": String("object")} }, Tool { name: "rec_enable_toggle", description: "Toggles the master record enable or selected track record enable.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }] })
+2026-06-30T09:58:41.599696Z DEBUG rmcp::service: new event evt=ToSink(Response(ListToolsResult(ListToolsResult { next_cursor: None, tools: [Tool { name: "toggle_punch_in", description: "Toggles the Punch In state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "access_action", description: "Executes a specified Ardour menu action by its name.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"action_name": Object {"description": String("The name of the Ardour menu action to execute (e.g., 'Editor/zoom-to-session')."), "type": String("string")}}, "required": Array [String("action_name")], "title": String("AccessActionArgs"), "type": String("object")} }, Tool { name: "locate", description: "Locates the playhead to a specific sample position and optionally starts playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"roll": Object {"description": String("Whether to start playing after locating. 0 for stop, 1 for play."), "format": String("int32"), "type": String("integer")}, "spos": Object {"description": String("The position in samples to locate to."), "format": String("int64"), "type": String("integer")}}, "required": Array [String("roll"), String("spos")], "title": String("LocateToolArgs"), "type": String("object")} }, Tool { name: "transport_play", description: "Starts Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_trim_abs", description: "Sets the absolute trim of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_abs": Object {"description": String("The desired absolute trim. Valid range: 0.1 to 10.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_abs")], "title": String("SetTrackTrimAbsArgs"), "type": String("object")} }, Tool { name: "loop_toggle", description: "Toggles loop playback mode.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "ffwd", description: "Fast forwards the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_trim_db", description: "Sets the trim of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_db": Object {"description": String("The desired trim in dB. Valid range: -20.0 to 20.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_db")], "title": String("SetTrackTrimDBArgs"), "type": String("object")} }, Tool { name: "transport_stop", description: "Stops Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_strip_plugin_active", description: "Activates or deactivates a plugin on a specific strip slot.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"active_state": Object {"description": String("The desired activation state (true for active, false for inactive)."), "type": String("boolean")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("active_state"), String("plugin_slot"), String("rid")], "title": String("SetStripPluginActiveArgs"), "type": String("object")} }, Tool { name: "goto_end", description: "Moves the playhead to the session end.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_rec_enable", description: "Sets the record enable state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rec_st": Object {"description": String("The desired record enable state. 0 for off, 1 for on."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rec_st"), String("rid")], "title": String("SetTrackRecEnableArgs"), "type": String("object")} }, Tool { name: "undo", description: "Undoes the last action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "save_state", description: "Saves the current session state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_strip_plugin_parameter", description: "Sets a specific parameter of a plugin on a strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"param_id": Object {"description": String("The 1-indexed ID of the parameter within the plugin."), "format": String("int32"), "type": String("integer")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "value": Object {"description": String("The desired parameter value, normalized (0.0 to 1.0)."), "format": String("float"), "type": String("number")}}, "required": Array [String("param_id"), String("plugin_slot"), String("rid"), String("value")], "title": String("SetStripPluginParameterArgs"), "type": String("object")} }, Tool { name: "redo", description: "Redoes the last undone action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "next_marker", description: "Moves the playhead to the next location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_strip_pan_stereo_width", description: "Sets the stereo width for a panner on a stereo strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the stereo track/bus."), "format": String("int32"), "type": String("integer")}, "width": Object {"description": String("The desired stereo width. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("width")], "title": String("SetStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "goto_start", description: "Moves the playhead to the session start.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "prev_marker", description: "Moves the playhead to the previous location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "select_strip", description: "Selects a specific strip (track/bus) in Ardour.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus to select."), "format": String("int32"), "type": String("integer")}, "select_state": Object {"description": String("The desired select state (true to select). Currently, only true (1) is effective for selection."), "type": String("boolean")}}, "required": Array [String("rid"), String("select_state")], "title": String("SelectStripArgs"), "type": String("object")} }, Tool { name: "toggle_punch_out", description: "Toggles the Punch Out state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_selected_strip_pan_stereo_width", description: "Sets the stereo width for the currently selected stereo strip's panner.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"width": Object {"description": String("The desired stereo width for the currently selected strip. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("width")], "title": String("SetSelectedStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "set_track_gain_db", description: "Sets the gain of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_db": Object {"description": String("The desired gain in dB. Valid range: -400.0 to 6.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_db"), String("rid")], "title": String("SetTrackGainDBArgs"), "type": String("object")} }, Tool { name: "set_track_solo", description: "Sets the solo state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "solo_st": Object {"description": String("The desired solo state. 0 for solo off, 1 for solo on."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rid"), String("solo_st")], "title": String("SetTrackSoloArgs"), "type": String("object")} }, Tool { name: "set_transport_speed", description: "Sets Ardour's transport speed. Valid range: -8.0 to 8.0.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"speed": Object {"description": String("The desired transport speed. Valid range: -8.0 to 8.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("speed")], "title": String("SetTransportSpeedArgs"), "type": String("object")} }, Tool { name: "toggle_all_rec_enables", description: "Toggles the record enable state for ALL tracks.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "add_marker", description: "Adds a location marker at the current playhead position.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_mute", description: "Sets the mute state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"mute_state": Object {"description": String("The desired mute state (true for mute, false for unmute)."), "type": String("boolean")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("mute_state"), String("rid")], "title": String("SetTrackMuteArgs"), "type": String("object")} }, Tool { name: "rewind", description: "Rewinds the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_gain_abs", description: "Sets the absolute gain of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_abs": Object {"description": String("The desired absolute gain. Valid range: 0.0 to 2.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_abs"), String("rid")], "title": String("SetTrackGainAbsArgs"), "type": String("object")} }, Tool { name: "rec_enable_toggle", description: "Toggles the master record enable or selected track record enable.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }] }), Number(1)))
+2026-06-30T10:27:53.475908Z  INFO ardour_mcp_server: 
+======================================================================
+NEW SERVER RUN: Tue, 30 Jun 2026 12:27:53 +0200
+======================================================================
+2026-06-30T10:27:53.475958Z  INFO ardour_mcp_server: Attempting to create OSC sender for Ardour at 127.0.0.1:3819
+2026-06-30T10:27:53.475995Z  INFO ardour_mcp_server: OSC sender created and connected to Ardour at 127.0.0.1:3819
+2026-06-30T10:27:53.476001Z  INFO ardour_mcp_server: Sending /set_surface to Ardour to enable OSC feedback.
+2026-06-30T10:27:53.476006Z  INFO ardour_mcp_server: Targeting feedback port: 9099
+2026-06-30T10:27:53.476189Z  INFO ardour_mcp_server: /set_surface command sent successfully to Ardour.
+2026-06-30T10:27:53.505929Z  INFO serve_inner: rmcp::service: Service initialized as server peer_info=InitializeRequestParam { protocol_version: ProtocolVersion("2025-11-25"), capabilities: ClientCapabilities { experimental: None, roots: Some(RootsCapabilities { list_changed: None }), sampling: None }, client_info: Implementation { name: "claude-code", version: "2.1.196" } }
+2026-06-30T10:27:53.505971Z  INFO ardour_mcp_server: Ardour MCP server started and waiting for connections...
+2026-06-30T10:27:53.506009Z DEBUG rmcp::service: new event evt=PeerMessage(Request(ListToolsRequest(Request { method: ListToolsRequestMethod, params: None }), Number(1)))
+2026-06-30T10:27:53.506021Z  INFO rmcp::service: received request id=1 request=ListToolsRequest(Request { method: ListToolsRequestMethod, params: None })
+2026-06-30T10:27:53.506028Z  INFO ardour_mcp_server: Starting OSC listener for Ardour events on 127.0.0.1:9099
+2026-06-30T10:27:53.506040Z DEBUG rmcp::service: new event evt=PeerMessage(Request(ListResourcesRequest(Request { method: ListResourcesRequestMethod, params: None }), Number(2)))
+2026-06-30T10:27:53.506044Z  INFO rmcp::service: received request id=2 request=ListResourcesRequest(Request { method: ListResourcesRequestMethod, params: None })
+2026-06-30T10:27:53.506061Z ERROR ardour_mcp_server: OSC listener task failed: Failed to bind Tokio UDP socket for OSC on 127.0.0.1:9099: Address already in use (os error 98)
+2026-06-30T10:27:53.506060Z DEBUG ardour_mcp_server: Listing resources. Count: 2, Content: [Annotated { raw: RawResource { uri: "ardour:/state/playback", name: "Ardour Playback State", description: Some("Current playback state of Ardour (e.g., Playing, Stopped, Unknown)."), mime_type: None, size: None }, annotations: None }, Annotated { raw: RawResource { uri: "ardour:/state/transport_frame", name: "Ardour Transport Frame Position", description: Some("Current playhead position in samples. Returns 'Unknown' if not yet reported by Ardour."), mime_type: None, size: None }, annotations: None }]
+2026-06-30T10:27:53.506069Z  INFO rmcp::service: response message id=2 result=ListResourcesResult(ListResourcesResult { next_cursor: None, resources: [Annotated { raw: RawResource { uri: "ardour:/state/playback", name: "Ardour Playback State", description: Some("Current playback state of Ardour (e.g., Playing, Stopped, Unknown)."), mime_type: None, size: None }, annotations: None }, Annotated { raw: RawResource { uri: "ardour:/state/transport_frame", name: "Ardour Transport Frame Position", description: Some("Current playhead position in samples. Returns 'Unknown' if not yet reported by Ardour."), mime_type: None, size: None }, annotations: None }] })
+2026-06-30T10:27:53.506080Z DEBUG rmcp::service: new event evt=ToSink(Response(ListResourcesResult(ListResourcesResult { next_cursor: None, resources: [Annotated { raw: RawResource { uri: "ardour:/state/playback", name: "Ardour Playback State", description: Some("Current playback state of Ardour (e.g., Playing, Stopped, Unknown)."), mime_type: None, size: None }, annotations: None }, Annotated { raw: RawResource { uri: "ardour:/state/transport_frame", name: "Ardour Transport Frame Position", description: Some("Current playhead position in samples. Returns 'Unknown' if not yet reported by Ardour."), mime_type: None, size: None }, annotations: None }] }), Number(2)))
+2026-06-30T10:27:53.506151Z  INFO rmcp::service: response message id=1 result=ListToolsResult(ListToolsResult { next_cursor: None, tools: [Tool { name: "save_state", description: "Saves the current session state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "goto_start", description: "Moves the playhead to the session start.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_gain_abs", description: "Sets the absolute gain of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_abs": Object {"description": String("The desired absolute gain. Valid range: 0.0 to 2.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_abs"), String("rid")], "title": String("SetTrackGainAbsArgs"), "type": String("object")} }, Tool { name: "set_track_gain_db", description: "Sets the gain of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_db": Object {"description": String("The desired gain in dB. Valid range: -400.0 to 6.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_db"), String("rid")], "title": String("SetTrackGainDBArgs"), "type": String("object")} }, Tool { name: "rec_enable_toggle", description: "Toggles the master record enable or selected track record enable.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "next_marker", description: "Moves the playhead to the next location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "locate", description: "Locates the playhead to a specific sample position and optionally starts playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"roll": Object {"description": String("Whether to start playing after locating. 0 for stop, 1 for play."), "format": String("int32"), "type": String("integer")}, "spos": Object {"description": String("The position in samples to locate to."), "format": String("int64"), "type": String("integer")}}, "required": Array [String("roll"), String("spos")], "title": String("LocateToolArgs"), "type": String("object")} }, Tool { name: "toggle_all_rec_enables", description: "Toggles the record enable state for ALL tracks.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_selected_strip_pan_stereo_width", description: "Sets the stereo width for the currently selected stereo strip's panner.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"width": Object {"description": String("The desired stereo width for the currently selected strip. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("width")], "title": String("SetSelectedStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "set_strip_plugin_parameter", description: "Sets a specific parameter of a plugin on a strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"param_id": Object {"description": String("The 1-indexed ID of the parameter within the plugin."), "format": String("int32"), "type": String("integer")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "value": Object {"description": String("The desired parameter value, normalized (0.0 to 1.0)."), "format": String("float"), "type": String("number")}}, "required": Array [String("param_id"), String("plugin_slot"), String("rid"), String("value")], "title": String("SetStripPluginParameterArgs"), "type": String("object")} }, Tool { name: "access_action", description: "Executes a specified Ardour menu action by its name.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"action_name": Object {"description": String("The name of the Ardour menu action to execute (e.g., 'Editor/zoom-to-session')."), "type": String("string")}}, "required": Array [String("action_name")], "title": String("AccessActionArgs"), "type": String("object")} }, Tool { name: "set_strip_plugin_active", description: "Activates or deactivates a plugin on a specific strip slot.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"active_state": Object {"description": String("The desired activation state (true for active, false for inactive)."), "type": String("boolean")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("active_state"), String("plugin_slot"), String("rid")], "title": String("SetStripPluginActiveArgs"), "type": String("object")} }, Tool { name: "redo", description: "Redoes the last undone action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "transport_stop", description: "Stops Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_strip_pan_stereo_width", description: "Sets the stereo width for a panner on a stereo strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the stereo track/bus."), "format": String("int32"), "type": String("integer")}, "width": Object {"description": String("The desired stereo width. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("width")], "title": String("SetStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "set_track_trim_abs", description: "Sets the absolute trim of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_abs": Object {"description": String("The desired absolute trim. Valid range: 0.1 to 10.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_abs")], "title": String("SetTrackTrimAbsArgs"), "type": String("object")} }, Tool { name: "set_track_mute", description: "Sets the mute state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"mute_state": Object {"description": String("The desired mute state (true for mute, false for unmute)."), "type": String("boolean")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("mute_state"), String("rid")], "title": String("SetTrackMuteArgs"), "type": String("object")} }, Tool { name: "set_track_solo", description: "Sets the solo state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "solo_st": Object {"description": String("The desired solo state. 0 for solo off, 1 for solo on."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rid"), String("solo_st")], "title": String("SetTrackSoloArgs"), "type": String("object")} }, Tool { name: "ffwd", description: "Fast forwards the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_rec_enable", description: "Sets the record enable state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rec_st": Object {"description": String("The desired record enable state. 0 for off, 1 for on."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rec_st"), String("rid")], "title": String("SetTrackRecEnableArgs"), "type": String("object")} }, Tool { name: "loop_toggle", description: "Toggles loop playback mode.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "transport_play", description: "Starts Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "toggle_punch_out", description: "Toggles the Punch Out state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "rewind", description: "Rewinds the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_transport_speed", description: "Sets Ardour's transport speed. Valid range: -8.0 to 8.0.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"speed": Object {"description": String("The desired transport speed. Valid range: -8.0 to 8.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("speed")], "title": String("SetTransportSpeedArgs"), "type": String("object")} }, Tool { name: "toggle_punch_in", description: "Toggles the Punch In state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "undo", description: "Undoes the last action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "goto_end", description: "Moves the playhead to the session end.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "prev_marker", description: "Moves the playhead to the previous location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_trim_db", description: "Sets the trim of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_db": Object {"description": String("The desired trim in dB. Valid range: -20.0 to 20.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_db")], "title": String("SetTrackTrimDBArgs"), "type": String("object")} }, Tool { name: "add_marker", description: "Adds a location marker at the current playhead position.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "select_strip", description: "Selects a specific strip (track/bus) in Ardour.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus to select."), "format": String("int32"), "type": String("integer")}, "select_state": Object {"description": String("The desired select state (true to select). Currently, only true (1) is effective for selection."), "type": String("boolean")}}, "required": Array [String("rid"), String("select_state")], "title": String("SelectStripArgs"), "type": String("object")} }] })
+2026-06-30T10:27:53.506210Z DEBUG rmcp::service: new event evt=ToSink(Response(ListToolsResult(ListToolsResult { next_cursor: None, tools: [Tool { name: "save_state", description: "Saves the current session state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "goto_start", description: "Moves the playhead to the session start.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_gain_abs", description: "Sets the absolute gain of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_abs": Object {"description": String("The desired absolute gain. Valid range: 0.0 to 2.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_abs"), String("rid")], "title": String("SetTrackGainAbsArgs"), "type": String("object")} }, Tool { name: "set_track_gain_db", description: "Sets the gain of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_db": Object {"description": String("The desired gain in dB. Valid range: -400.0 to 6.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_db"), String("rid")], "title": String("SetTrackGainDBArgs"), "type": String("object")} }, Tool { name: "rec_enable_toggle", description: "Toggles the master record enable or selected track record enable.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "next_marker", description: "Moves the playhead to the next location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "locate", description: "Locates the playhead to a specific sample position and optionally starts playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"roll": Object {"description": String("Whether to start playing after locating. 0 for stop, 1 for play."), "format": String("int32"), "type": String("integer")}, "spos": Object {"description": String("The position in samples to locate to."), "format": String("int64"), "type": String("integer")}}, "required": Array [String("roll"), String("spos")], "title": String("LocateToolArgs"), "type": String("object")} }, Tool { name: "toggle_all_rec_enables", description: "Toggles the record enable state for ALL tracks.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_selected_strip_pan_stereo_width", description: "Sets the stereo width for the currently selected stereo strip's panner.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"width": Object {"description": String("The desired stereo width for the currently selected strip. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("width")], "title": String("SetSelectedStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "set_strip_plugin_parameter", description: "Sets a specific parameter of a plugin on a strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"param_id": Object {"description": String("The 1-indexed ID of the parameter within the plugin."), "format": String("int32"), "type": String("integer")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "value": Object {"description": String("The desired parameter value, normalized (0.0 to 1.0)."), "format": String("float"), "type": String("number")}}, "required": Array [String("param_id"), String("plugin_slot"), String("rid"), String("value")], "title": String("SetStripPluginParameterArgs"), "type": String("object")} }, Tool { name: "access_action", description: "Executes a specified Ardour menu action by its name.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"action_name": Object {"description": String("The name of the Ardour menu action to execute (e.g., 'Editor/zoom-to-session')."), "type": String("string")}}, "required": Array [String("action_name")], "title": String("AccessActionArgs"), "type": String("object")} }, Tool { name: "set_strip_plugin_active", description: "Activates or deactivates a plugin on a specific strip slot.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"active_state": Object {"description": String("The desired activation state (true for active, false for inactive)."), "type": String("boolean")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("active_state"), String("plugin_slot"), String("rid")], "title": String("SetStripPluginActiveArgs"), "type": String("object")} }, Tool { name: "redo", description: "Redoes the last undone action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "transport_stop", description: "Stops Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_strip_pan_stereo_width", description: "Sets the stereo width for a panner on a stereo strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the stereo track/bus."), "format": String("int32"), "type": String("integer")}, "width": Object {"description": String("The desired stereo width. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("width")], "title": String("SetStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "set_track_trim_abs", description: "Sets the absolute trim of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_abs": Object {"description": String("The desired absolute trim. Valid range: 0.1 to 10.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_abs")], "title": String("SetTrackTrimAbsArgs"), "type": String("object")} }, Tool { name: "set_track_mute", description: "Sets the mute state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"mute_state": Object {"description": String("The desired mute state (true for mute, false for unmute)."), "type": String("boolean")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("mute_state"), String("rid")], "title": String("SetTrackMuteArgs"), "type": String("object")} }, Tool { name: "set_track_solo", description: "Sets the solo state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "solo_st": Object {"description": String("The desired solo state. 0 for solo off, 1 for solo on."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rid"), String("solo_st")], "title": String("SetTrackSoloArgs"), "type": String("object")} }, Tool { name: "ffwd", description: "Fast forwards the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_rec_enable", description: "Sets the record enable state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rec_st": Object {"description": String("The desired record enable state. 0 for off, 1 for on."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rec_st"), String("rid")], "title": String("SetTrackRecEnableArgs"), "type": String("object")} }, Tool { name: "loop_toggle", description: "Toggles loop playback mode.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "transport_play", description: "Starts Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "toggle_punch_out", description: "Toggles the Punch Out state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "rewind", description: "Rewinds the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_transport_speed", description: "Sets Ardour's transport speed. Valid range: -8.0 to 8.0.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"speed": Object {"description": String("The desired transport speed. Valid range: -8.0 to 8.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("speed")], "title": String("SetTransportSpeedArgs"), "type": String("object")} }, Tool { name: "toggle_punch_in", description: "Toggles the Punch In state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "undo", description: "Undoes the last action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "goto_end", description: "Moves the playhead to the session end.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "prev_marker", description: "Moves the playhead to the previous location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_trim_db", description: "Sets the trim of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_db": Object {"description": String("The desired trim in dB. Valid range: -20.0 to 20.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_db")], "title": String("SetTrackTrimDBArgs"), "type": String("object")} }, Tool { name: "add_marker", description: "Adds a location marker at the current playhead position.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "select_strip", description: "Selects a specific strip (track/bus) in Ardour.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus to select."), "format": String("int32"), "type": String("integer")}, "select_state": Object {"description": String("The desired select state (true to select). Currently, only true (1) is effective for selection."), "type": String("boolean")}}, "required": Array [String("rid"), String("select_state")], "title": String("SelectStripArgs"), "type": String("object")} }] }), Number(1)))
+2026-06-30T11:11:53.498533Z  INFO ardour_mcp_server: 
+======================================================================
+NEW SERVER RUN: Tue, 30 Jun 2026 13:11:53 +0200
+======================================================================
+2026-06-30T11:11:53.498599Z  INFO ardour_mcp_server: Attempting to create OSC sender for Ardour at 127.0.0.1:3819
+2026-06-30T11:11:53.498683Z  INFO ardour_mcp_server: OSC sender created and connected to Ardour at 127.0.0.1:3819
+2026-06-30T11:11:53.498688Z  INFO ardour_mcp_server: Sending /set_surface to Ardour to enable OSC feedback.
+2026-06-30T11:11:53.498692Z  INFO ardour_mcp_server: Targeting feedback port: 9099
+2026-06-30T11:11:53.498896Z  INFO ardour_mcp_server: /set_surface command sent successfully to Ardour.
+2026-06-30T11:11:53.625708Z  INFO serve_inner: rmcp::service: Service initialized as server peer_info=InitializeRequestParam { protocol_version: ProtocolVersion("2025-11-25"), capabilities: ClientCapabilities { experimental: None, roots: Some(RootsCapabilities { list_changed: None }), sampling: None }, client_info: Implementation { name: "claude-code", version: "2.1.196" } }
+2026-06-30T11:11:53.625808Z  INFO ardour_mcp_server: Ardour MCP server started and waiting for connections...
+2026-06-30T11:11:53.625849Z  INFO ardour_mcp_server: Starting OSC listener for Ardour events on 127.0.0.1:9099
+2026-06-30T11:11:53.625867Z DEBUG rmcp::service: new event evt=PeerMessage(Request(ListToolsRequest(Request { method: ListToolsRequestMethod, params: None }), Number(1)))
+2026-06-30T11:11:53.625887Z  INFO rmcp::service: received request id=1 request=ListToolsRequest(Request { method: ListToolsRequestMethod, params: None })
+2026-06-30T11:11:53.625915Z DEBUG rmcp::service: new event evt=PeerMessage(Request(ListResourcesRequest(Request { method: ListResourcesRequestMethod, params: None }), Number(2)))
+2026-06-30T11:11:53.625919Z  INFO rmcp::service: received request id=2 request=ListResourcesRequest(Request { method: ListResourcesRequestMethod, params: None })
+2026-06-30T11:11:53.625919Z ERROR ardour_mcp_server: OSC listener task failed: Failed to bind Tokio UDP socket for OSC on 127.0.0.1:9099: Address already in use (os error 98)
+2026-06-30T11:11:53.625947Z DEBUG ardour_mcp_server: Listing resources. Count: 2, Content: [Annotated { raw: RawResource { uri: "ardour:/state/playback", name: "Ardour Playback State", description: Some("Current playback state of Ardour (e.g., Playing, Stopped, Unknown)."), mime_type: None, size: None }, annotations: None }, Annotated { raw: RawResource { uri: "ardour:/state/transport_frame", name: "Ardour Transport Frame Position", description: Some("Current playhead position in samples. Returns 'Unknown' if not yet reported by Ardour."), mime_type: None, size: None }, annotations: None }]
+2026-06-30T11:11:53.625958Z  INFO rmcp::service: response message id=2 result=ListResourcesResult(ListResourcesResult { next_cursor: None, resources: [Annotated { raw: RawResource { uri: "ardour:/state/playback", name: "Ardour Playback State", description: Some("Current playback state of Ardour (e.g., Playing, Stopped, Unknown)."), mime_type: None, size: None }, annotations: None }, Annotated { raw: RawResource { uri: "ardour:/state/transport_frame", name: "Ardour Transport Frame Position", description: Some("Current playhead position in samples. Returns 'Unknown' if not yet reported by Ardour."), mime_type: None, size: None }, annotations: None }] })
+2026-06-30T11:11:53.625969Z DEBUG rmcp::service: new event evt=ToSink(Response(ListResourcesResult(ListResourcesResult { next_cursor: None, resources: [Annotated { raw: RawResource { uri: "ardour:/state/playback", name: "Ardour Playback State", description: Some("Current playback state of Ardour (e.g., Playing, Stopped, Unknown)."), mime_type: None, size: None }, annotations: None }, Annotated { raw: RawResource { uri: "ardour:/state/transport_frame", name: "Ardour Transport Frame Position", description: Some("Current playhead position in samples. Returns 'Unknown' if not yet reported by Ardour."), mime_type: None, size: None }, annotations: None }] }), Number(2)))
+2026-06-30T11:11:53.626086Z  INFO rmcp::service: response message id=1 result=ListToolsResult(ListToolsResult { next_cursor: None, tools: [Tool { name: "set_strip_plugin_active", description: "Activates or deactivates a plugin on a specific strip slot.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"active_state": Object {"description": String("The desired activation state (true for active, false for inactive)."), "type": String("boolean")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("active_state"), String("plugin_slot"), String("rid")], "title": String("SetStripPluginActiveArgs"), "type": String("object")} }, Tool { name: "save_state", description: "Saves the current session state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_gain_abs", description: "Sets the absolute gain of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_abs": Object {"description": String("The desired absolute gain. Valid range: 0.0 to 2.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_abs"), String("rid")], "title": String("SetTrackGainAbsArgs"), "type": String("object")} }, Tool { name: "loop_toggle", description: "Toggles loop playback mode.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "redo", description: "Redoes the last undone action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "rec_enable_toggle", description: "Toggles the master record enable or selected track record enable.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "select_strip", description: "Selects a specific strip (track/bus) in Ardour.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus to select."), "format": String("int32"), "type": String("integer")}, "select_state": Object {"description": String("The desired select state (true to select). Currently, only true (1) is effective for selection."), "type": String("boolean")}}, "required": Array [String("rid"), String("select_state")], "title": String("SelectStripArgs"), "type": String("object")} }, Tool { name: "prev_marker", description: "Moves the playhead to the previous location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "toggle_punch_out", description: "Toggles the Punch Out state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_gain_db", description: "Sets the gain of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_db": Object {"description": String("The desired gain in dB. Valid range: -400.0 to 6.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_db"), String("rid")], "title": String("SetTrackGainDBArgs"), "type": String("object")} }, Tool { name: "set_track_trim_db", description: "Sets the trim of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_db": Object {"description": String("The desired trim in dB. Valid range: -20.0 to 20.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_db")], "title": String("SetTrackTrimDBArgs"), "type": String("object")} }, Tool { name: "set_track_trim_abs", description: "Sets the absolute trim of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_abs": Object {"description": String("The desired absolute trim. Valid range: 0.1 to 10.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_abs")], "title": String("SetTrackTrimAbsArgs"), "type": String("object")} }, Tool { name: "set_transport_speed", description: "Sets Ardour's transport speed. Valid range: -8.0 to 8.0.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"speed": Object {"description": String("The desired transport speed. Valid range: -8.0 to 8.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("speed")], "title": String("SetTransportSpeedArgs"), "type": String("object")} }, Tool { name: "add_marker", description: "Adds a location marker at the current playhead position.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_solo", description: "Sets the solo state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "solo_st": Object {"description": String("The desired solo state. 0 for solo off, 1 for solo on."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rid"), String("solo_st")], "title": String("SetTrackSoloArgs"), "type": String("object")} }, Tool { name: "goto_start", description: "Moves the playhead to the session start.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "rewind", description: "Rewinds the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "toggle_all_rec_enables", description: "Toggles the record enable state for ALL tracks.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_mute", description: "Sets the mute state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"mute_state": Object {"description": String("The desired mute state (true for mute, false for unmute)."), "type": String("boolean")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("mute_state"), String("rid")], "title": String("SetTrackMuteArgs"), "type": String("object")} }, Tool { name: "access_action", description: "Executes a specified Ardour menu action by its name.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"action_name": Object {"description": String("The name of the Ardour menu action to execute (e.g., 'Editor/zoom-to-session')."), "type": String("string")}}, "required": Array [String("action_name")], "title": String("AccessActionArgs"), "type": String("object")} }, Tool { name: "next_marker", description: "Moves the playhead to the next location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_strip_plugin_parameter", description: "Sets a specific parameter of a plugin on a strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"param_id": Object {"description": String("The 1-indexed ID of the parameter within the plugin."), "format": String("int32"), "type": String("integer")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "value": Object {"description": String("The desired parameter value, normalized (0.0 to 1.0)."), "format": String("float"), "type": String("number")}}, "required": Array [String("param_id"), String("plugin_slot"), String("rid"), String("value")], "title": String("SetStripPluginParameterArgs"), "type": String("object")} }, Tool { name: "set_strip_pan_stereo_width", description: "Sets the stereo width for a panner on a stereo strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the stereo track/bus."), "format": String("int32"), "type": String("integer")}, "width": Object {"description": String("The desired stereo width. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("width")], "title": String("SetStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "undo", description: "Undoes the last action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "transport_play", description: "Starts Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "ffwd", description: "Fast forwards the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_rec_enable", description: "Sets the record enable state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rec_st": Object {"description": String("The desired record enable state. 0 for off, 1 for on."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rec_st"), String("rid")], "title": String("SetTrackRecEnableArgs"), "type": String("object")} }, Tool { name: "set_selected_strip_pan_stereo_width", description: "Sets the stereo width for the currently selected stereo strip's panner.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"width": Object {"description": String("The desired stereo width for the currently selected strip. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("width")], "title": String("SetSelectedStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "toggle_punch_in", description: "Toggles the Punch In state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "goto_end", description: "Moves the playhead to the session end.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "transport_stop", description: "Stops Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "locate", description: "Locates the playhead to a specific sample position and optionally starts playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"roll": Object {"description": String("Whether to start playing after locating. 0 for stop, 1 for play."), "format": String("int32"), "type": String("integer")}, "spos": Object {"description": String("The position in samples to locate to."), "format": String("int64"), "type": String("integer")}}, "required": Array [String("roll"), String("spos")], "title": String("LocateToolArgs"), "type": String("object")} }] })
+2026-06-30T11:11:53.626161Z DEBUG rmcp::service: new event evt=ToSink(Response(ListToolsResult(ListToolsResult { next_cursor: None, tools: [Tool { name: "set_strip_plugin_active", description: "Activates or deactivates a plugin on a specific strip slot.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"active_state": Object {"description": String("The desired activation state (true for active, false for inactive)."), "type": String("boolean")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("active_state"), String("plugin_slot"), String("rid")], "title": String("SetStripPluginActiveArgs"), "type": String("object")} }, Tool { name: "save_state", description: "Saves the current session state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_gain_abs", description: "Sets the absolute gain of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_abs": Object {"description": String("The desired absolute gain. Valid range: 0.0 to 2.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_abs"), String("rid")], "title": String("SetTrackGainAbsArgs"), "type": String("object")} }, Tool { name: "loop_toggle", description: "Toggles loop playback mode.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "redo", description: "Redoes the last undone action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "rec_enable_toggle", description: "Toggles the master record enable or selected track record enable.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "select_strip", description: "Selects a specific strip (track/bus) in Ardour.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus to select."), "format": String("int32"), "type": String("integer")}, "select_state": Object {"description": String("The desired select state (true to select). Currently, only true (1) is effective for selection."), "type": String("boolean")}}, "required": Array [String("rid"), String("select_state")], "title": String("SelectStripArgs"), "type": String("object")} }, Tool { name: "prev_marker", description: "Moves the playhead to the previous location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "toggle_punch_out", description: "Toggles the Punch Out state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_gain_db", description: "Sets the gain of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_db": Object {"description": String("The desired gain in dB. Valid range: -400.0 to 6.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_db"), String("rid")], "title": String("SetTrackGainDBArgs"), "type": String("object")} }, Tool { name: "set_track_trim_db", description: "Sets the trim of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_db": Object {"description": String("The desired trim in dB. Valid range: -20.0 to 20.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_db")], "title": String("SetTrackTrimDBArgs"), "type": String("object")} }, Tool { name: "set_track_trim_abs", description: "Sets the absolute trim of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_abs": Object {"description": String("The desired absolute trim. Valid range: 0.1 to 10.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_abs")], "title": String("SetTrackTrimAbsArgs"), "type": String("object")} }, Tool { name: "set_transport_speed", description: "Sets Ardour's transport speed. Valid range: -8.0 to 8.0.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"speed": Object {"description": String("The desired transport speed. Valid range: -8.0 to 8.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("speed")], "title": String("SetTransportSpeedArgs"), "type": String("object")} }, Tool { name: "add_marker", description: "Adds a location marker at the current playhead position.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_solo", description: "Sets the solo state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "solo_st": Object {"description": String("The desired solo state. 0 for solo off, 1 for solo on."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rid"), String("solo_st")], "title": String("SetTrackSoloArgs"), "type": String("object")} }, Tool { name: "goto_start", description: "Moves the playhead to the session start.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "rewind", description: "Rewinds the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "toggle_all_rec_enables", description: "Toggles the record enable state for ALL tracks.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_mute", description: "Sets the mute state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"mute_state": Object {"description": String("The desired mute state (true for mute, false for unmute)."), "type": String("boolean")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("mute_state"), String("rid")], "title": String("SetTrackMuteArgs"), "type": String("object")} }, Tool { name: "access_action", description: "Executes a specified Ardour menu action by its name.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"action_name": Object {"description": String("The name of the Ardour menu action to execute (e.g., 'Editor/zoom-to-session')."), "type": String("string")}}, "required": Array [String("action_name")], "title": String("AccessActionArgs"), "type": String("object")} }, Tool { name: "next_marker", description: "Moves the playhead to the next location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_strip_plugin_parameter", description: "Sets a specific parameter of a plugin on a strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"param_id": Object {"description": String("The 1-indexed ID of the parameter within the plugin."), "format": String("int32"), "type": String("integer")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "value": Object {"description": String("The desired parameter value, normalized (0.0 to 1.0)."), "format": String("float"), "type": String("number")}}, "required": Array [String("param_id"), String("plugin_slot"), String("rid"), String("value")], "title": String("SetStripPluginParameterArgs"), "type": String("object")} }, Tool { name: "set_strip_pan_stereo_width", description: "Sets the stereo width for a panner on a stereo strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the stereo track/bus."), "format": String("int32"), "type": String("integer")}, "width": Object {"description": String("The desired stereo width. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("width")], "title": String("SetStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "undo", description: "Undoes the last action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "transport_play", description: "Starts Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "ffwd", description: "Fast forwards the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_rec_enable", description: "Sets the record enable state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rec_st": Object {"description": String("The desired record enable state. 0 for off, 1 for on."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rec_st"), String("rid")], "title": String("SetTrackRecEnableArgs"), "type": String("object")} }, Tool { name: "set_selected_strip_pan_stereo_width", description: "Sets the stereo width for the currently selected stereo strip's panner.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"width": Object {"description": String("The desired stereo width for the currently selected strip. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("width")], "title": String("SetSelectedStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "toggle_punch_in", description: "Toggles the Punch In state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "goto_end", description: "Moves the playhead to the session end.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "transport_stop", description: "Stops Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "locate", description: "Locates the playhead to a specific sample position and optionally starts playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"roll": Object {"description": String("Whether to start playing after locating. 0 for stop, 1 for play."), "format": String("int32"), "type": String("integer")}, "spos": Object {"description": String("The position in samples to locate to."), "format": String("int64"), "type": String("integer")}}, "required": Array [String("roll"), String("spos")], "title": String("LocateToolArgs"), "type": String("object")} }] }), Number(1)))
+2026-06-30T11:11:53.627056Z  INFO ardour_mcp_server: 
+======================================================================
+NEW SERVER RUN: Tue, 30 Jun 2026 13:11:53 +0200
+======================================================================
+2026-06-30T11:11:53.627088Z  INFO ardour_mcp_server: Attempting to create OSC sender for Ardour at 127.0.0.1:3819
+2026-06-30T11:11:53.627123Z  INFO ardour_mcp_server: OSC sender created and connected to Ardour at 127.0.0.1:3819
+2026-06-30T11:11:53.627128Z  INFO ardour_mcp_server: Sending /set_surface to Ardour to enable OSC feedback.
+2026-06-30T11:11:53.627133Z  INFO ardour_mcp_server: Targeting feedback port: 9099
+2026-06-30T11:11:53.627281Z  INFO ardour_mcp_server: /set_surface command sent successfully to Ardour.
+2026-06-30T11:11:53.698757Z  INFO serve_inner: rmcp::service: Service initialized as server peer_info=InitializeRequestParam { protocol_version: ProtocolVersion("2025-11-25"), capabilities: ClientCapabilities { experimental: None, roots: Some(RootsCapabilities { list_changed: None }), sampling: None }, client_info: Implementation { name: "claude-code", version: "2.1.196" } }
+2026-06-30T11:11:53.698822Z  INFO ardour_mcp_server: Ardour MCP server started and waiting for connections...
+2026-06-30T11:11:53.698873Z DEBUG rmcp::service: new event evt=PeerMessage(Request(ListToolsRequest(Request { method: ListToolsRequestMethod, params: None }), Number(1)))
+2026-06-30T11:11:53.698879Z  INFO rmcp::service: received request id=1 request=ListToolsRequest(Request { method: ListToolsRequestMethod, params: None })
+2026-06-30T11:11:53.698889Z DEBUG rmcp::service: new event evt=PeerMessage(Request(ListResourcesRequest(Request { method: ListResourcesRequestMethod, params: None }), Number(2)))
+2026-06-30T11:11:53.698891Z  INFO rmcp::service: received request id=2 request=ListResourcesRequest(Request { method: ListResourcesRequestMethod, params: None })
+2026-06-30T11:11:53.698925Z  INFO ardour_mcp_server: Starting OSC listener for Ardour events on 127.0.0.1:9099
+2026-06-30T11:11:53.698972Z ERROR ardour_mcp_server: OSC listener task failed: Failed to bind Tokio UDP socket for OSC on 127.0.0.1:9099: Address already in use (os error 98)
+2026-06-30T11:11:53.699116Z  INFO rmcp::service: response message id=1 result=ListToolsResult(ListToolsResult { next_cursor: None, tools: [Tool { name: "redo", description: "Redoes the last undone action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "access_action", description: "Executes a specified Ardour menu action by its name.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"action_name": Object {"description": String("The name of the Ardour menu action to execute (e.g., 'Editor/zoom-to-session')."), "type": String("string")}}, "required": Array [String("action_name")], "title": String("AccessActionArgs"), "type": String("object")} }, Tool { name: "set_selected_strip_pan_stereo_width", description: "Sets the stereo width for the currently selected stereo strip's panner.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"width": Object {"description": String("The desired stereo width for the currently selected strip. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("width")], "title": String("SetSelectedStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "set_strip_plugin_active", description: "Activates or deactivates a plugin on a specific strip slot.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"active_state": Object {"description": String("The desired activation state (true for active, false for inactive)."), "type": String("boolean")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("active_state"), String("plugin_slot"), String("rid")], "title": String("SetStripPluginActiveArgs"), "type": String("object")} }, Tool { name: "set_track_mute", description: "Sets the mute state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"mute_state": Object {"description": String("The desired mute state (true for mute, false for unmute)."), "type": String("boolean")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("mute_state"), String("rid")], "title": String("SetTrackMuteArgs"), "type": String("object")} }, Tool { name: "set_strip_pan_stereo_width", description: "Sets the stereo width for a panner on a stereo strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the stereo track/bus."), "format": String("int32"), "type": String("integer")}, "width": Object {"description": String("The desired stereo width. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("width")], "title": String("SetStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "rewind", description: "Rewinds the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "toggle_punch_out", description: "Toggles the Punch Out state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "goto_start", description: "Moves the playhead to the session start.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "goto_end", description: "Moves the playhead to the session end.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "toggle_punch_in", description: "Toggles the Punch In state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "add_marker", description: "Adds a location marker at the current playhead position.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "save_state", description: "Saves the current session state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_trim_abs", description: "Sets the absolute trim of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_abs": Object {"description": String("The desired absolute trim. Valid range: 0.1 to 10.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_abs")], "title": String("SetTrackTrimAbsArgs"), "type": String("object")} }, Tool { name: "select_strip", description: "Selects a specific strip (track/bus) in Ardour.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus to select."), "format": String("int32"), "type": String("integer")}, "select_state": Object {"description": String("The desired select state (true to select). Currently, only true (1) is effective for selection."), "type": String("boolean")}}, "required": Array [String("rid"), String("select_state")], "title": String("SelectStripArgs"), "type": String("object")} }, Tool { name: "rec_enable_toggle", description: "Toggles the master record enable or selected track record enable.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "prev_marker", description: "Moves the playhead to the previous location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_trim_db", description: "Sets the trim of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_db": Object {"description": String("The desired trim in dB. Valid range: -20.0 to 20.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_db")], "title": String("SetTrackTrimDBArgs"), "type": String("object")} }, Tool { name: "toggle_all_rec_enables", description: "Toggles the record enable state for ALL tracks.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "undo", description: "Undoes the last action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_solo", description: "Sets the solo state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "solo_st": Object {"description": String("The desired solo state. 0 for solo off, 1 for solo on."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rid"), String("solo_st")], "title": String("SetTrackSoloArgs"), "type": String("object")} }, Tool { name: "transport_stop", description: "Stops Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_gain_abs", description: "Sets the absolute gain of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_abs": Object {"description": String("The desired absolute gain. Valid range: 0.0 to 2.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_abs"), String("rid")], "title": String("SetTrackGainAbsArgs"), "type": String("object")} }, Tool { name: "set_transport_speed", description: "Sets Ardour's transport speed. Valid range: -8.0 to 8.0.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"speed": Object {"description": String("The desired transport speed. Valid range: -8.0 to 8.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("speed")], "title": String("SetTransportSpeedArgs"), "type": String("object")} }, Tool { name: "ffwd", description: "Fast forwards the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "loop_toggle", description: "Toggles loop playback mode.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_gain_db", description: "Sets the gain of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_db": Object {"description": String("The desired gain in dB. Valid range: -400.0 to 6.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_db"), String("rid")], "title": String("SetTrackGainDBArgs"), "type": String("object")} }, Tool { name: "locate", description: "Locates the playhead to a specific sample position and optionally starts playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"roll": Object {"description": String("Whether to start playing after locating. 0 for stop, 1 for play."), "format": String("int32"), "type": String("integer")}, "spos": Object {"description": String("The position in samples to locate to."), "format": String("int64"), "type": String("integer")}}, "required": Array [String("roll"), String("spos")], "title": String("LocateToolArgs"), "type": String("object")} }, Tool { name: "transport_play", description: "Starts Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_rec_enable", description: "Sets the record enable state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rec_st": Object {"description": String("The desired record enable state. 0 for off, 1 for on."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rec_st"), String("rid")], "title": String("SetTrackRecEnableArgs"), "type": String("object")} }, Tool { name: "set_strip_plugin_parameter", description: "Sets a specific parameter of a plugin on a strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"param_id": Object {"description": String("The 1-indexed ID of the parameter within the plugin."), "format": String("int32"), "type": String("integer")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "value": Object {"description": String("The desired parameter value, normalized (0.0 to 1.0)."), "format": String("float"), "type": String("number")}}, "required": Array [String("param_id"), String("plugin_slot"), String("rid"), String("value")], "title": String("SetStripPluginParameterArgs"), "type": String("object")} }, Tool { name: "next_marker", description: "Moves the playhead to the next location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }] })
+2026-06-30T11:11:53.699187Z DEBUG ardour_mcp_server: Listing resources. Count: 2, Content: [Annotated { raw: RawResource { uri: "ardour:/state/playback", name: "Ardour Playback State", description: Some("Current playback state of Ardour (e.g., Playing, Stopped, Unknown)."), mime_type: None, size: None }, annotations: None }, Annotated { raw: RawResource { uri: "ardour:/state/transport_frame", name: "Ardour Transport Frame Position", description: Some("Current playhead position in samples. Returns 'Unknown' if not yet reported by Ardour."), mime_type: None, size: None }, annotations: None }]
+2026-06-30T11:11:53.699193Z  INFO rmcp::service: response message id=2 result=ListResourcesResult(ListResourcesResult { next_cursor: None, resources: [Annotated { raw: RawResource { uri: "ardour:/state/playback", name: "Ardour Playback State", description: Some("Current playback state of Ardour (e.g., Playing, Stopped, Unknown)."), mime_type: None, size: None }, annotations: None }, Annotated { raw: RawResource { uri: "ardour:/state/transport_frame", name: "Ardour Transport Frame Position", description: Some("Current playhead position in samples. Returns 'Unknown' if not yet reported by Ardour."), mime_type: None, size: None }, annotations: None }] })
+2026-06-30T11:11:53.699199Z DEBUG rmcp::service: new event evt=ToSink(Response(ListToolsResult(ListToolsResult { next_cursor: None, tools: [Tool { name: "redo", description: "Redoes the last undone action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "access_action", description: "Executes a specified Ardour menu action by its name.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"action_name": Object {"description": String("The name of the Ardour menu action to execute (e.g., 'Editor/zoom-to-session')."), "type": String("string")}}, "required": Array [String("action_name")], "title": String("AccessActionArgs"), "type": String("object")} }, Tool { name: "set_selected_strip_pan_stereo_width", description: "Sets the stereo width for the currently selected stereo strip's panner.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"width": Object {"description": String("The desired stereo width for the currently selected strip. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("width")], "title": String("SetSelectedStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "set_strip_plugin_active", description: "Activates or deactivates a plugin on a specific strip slot.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"active_state": Object {"description": String("The desired activation state (true for active, false for inactive)."), "type": String("boolean")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("active_state"), String("plugin_slot"), String("rid")], "title": String("SetStripPluginActiveArgs"), "type": String("object")} }, Tool { name: "set_track_mute", description: "Sets the mute state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"mute_state": Object {"description": String("The desired mute state (true for mute, false for unmute)."), "type": String("boolean")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("mute_state"), String("rid")], "title": String("SetTrackMuteArgs"), "type": String("object")} }, Tool { name: "set_strip_pan_stereo_width", description: "Sets the stereo width for a panner on a stereo strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the stereo track/bus."), "format": String("int32"), "type": String("integer")}, "width": Object {"description": String("The desired stereo width. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("width")], "title": String("SetStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "rewind", description: "Rewinds the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "toggle_punch_out", description: "Toggles the Punch Out state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "goto_start", description: "Moves the playhead to the session start.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "goto_end", description: "Moves the playhead to the session end.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "toggle_punch_in", description: "Toggles the Punch In state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "add_marker", description: "Adds a location marker at the current playhead position.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "save_state", description: "Saves the current session state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_trim_abs", description: "Sets the absolute trim of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_abs": Object {"description": String("The desired absolute trim. Valid range: 0.1 to 10.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_abs")], "title": String("SetTrackTrimAbsArgs"), "type": String("object")} }, Tool { name: "select_strip", description: "Selects a specific strip (track/bus) in Ardour.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus to select."), "format": String("int32"), "type": String("integer")}, "select_state": Object {"description": String("The desired select state (true to select). Currently, only true (1) is effective for selection."), "type": String("boolean")}}, "required": Array [String("rid"), String("select_state")], "title": String("SelectStripArgs"), "type": String("object")} }, Tool { name: "rec_enable_toggle", description: "Toggles the master record enable or selected track record enable.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "prev_marker", description: "Moves the playhead to the previous location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_trim_db", description: "Sets the trim of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_db": Object {"description": String("The desired trim in dB. Valid range: -20.0 to 20.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_db")], "title": String("SetTrackTrimDBArgs"), "type": String("object")} }, Tool { name: "toggle_all_rec_enables", description: "Toggles the record enable state for ALL tracks.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "undo", description: "Undoes the last action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_solo", description: "Sets the solo state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "solo_st": Object {"description": String("The desired solo state. 0 for solo off, 1 for solo on."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rid"), String("solo_st")], "title": String("SetTrackSoloArgs"), "type": String("object")} }, Tool { name: "transport_stop", description: "Stops Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_gain_abs", description: "Sets the absolute gain of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_abs": Object {"description": String("The desired absolute gain. Valid range: 0.0 to 2.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_abs"), String("rid")], "title": String("SetTrackGainAbsArgs"), "type": String("object")} }, Tool { name: "set_transport_speed", description: "Sets Ardour's transport speed. Valid range: -8.0 to 8.0.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"speed": Object {"description": String("The desired transport speed. Valid range: -8.0 to 8.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("speed")], "title": String("SetTransportSpeedArgs"), "type": String("object")} }, Tool { name: "ffwd", description: "Fast forwards the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "loop_toggle", description: "Toggles loop playback mode.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_gain_db", description: "Sets the gain of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_db": Object {"description": String("The desired gain in dB. Valid range: -400.0 to 6.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_db"), String("rid")], "title": String("SetTrackGainDBArgs"), "type": String("object")} }, Tool { name: "locate", description: "Locates the playhead to a specific sample position and optionally starts playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"roll": Object {"description": String("Whether to start playing after locating. 0 for stop, 1 for play."), "format": String("int32"), "type": String("integer")}, "spos": Object {"description": String("The position in samples to locate to."), "format": String("int64"), "type": String("integer")}}, "required": Array [String("roll"), String("spos")], "title": String("LocateToolArgs"), "type": String("object")} }, Tool { name: "transport_play", description: "Starts Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_rec_enable", description: "Sets the record enable state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rec_st": Object {"description": String("The desired record enable state. 0 for off, 1 for on."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rec_st"), String("rid")], "title": String("SetTrackRecEnableArgs"), "type": String("object")} }, Tool { name: "set_strip_plugin_parameter", description: "Sets a specific parameter of a plugin on a strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"param_id": Object {"description": String("The 1-indexed ID of the parameter within the plugin."), "format": String("int32"), "type": String("integer")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "value": Object {"description": String("The desired parameter value, normalized (0.0 to 1.0)."), "format": String("float"), "type": String("number")}}, "required": Array [String("param_id"), String("plugin_slot"), String("rid"), String("value")], "title": String("SetStripPluginParameterArgs"), "type": String("object")} }, Tool { name: "next_marker", description: "Moves the playhead to the next location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }] }), Number(1)))
+2026-06-30T11:11:53.699750Z DEBUG rmcp::service: new event evt=ToSink(Response(ListResourcesResult(ListResourcesResult { next_cursor: None, resources: [Annotated { raw: RawResource { uri: "ardour:/state/playback", name: "Ardour Playback State", description: Some("Current playback state of Ardour (e.g., Playing, Stopped, Unknown)."), mime_type: None, size: None }, annotations: None }, Annotated { raw: RawResource { uri: "ardour:/state/transport_frame", name: "Ardour Transport Frame Position", description: Some("Current playhead position in samples. Returns 'Unknown' if not yet reported by Ardour."), mime_type: None, size: None }, annotations: None }] }), Number(2)))
+2026-06-30T11:16:32.624424Z  INFO ardour_mcp_server: 
+======================================================================
+NEW SERVER RUN: Tue, 30 Jun 2026 13:16:32 +0200
+======================================================================
+2026-06-30T11:16:32.624459Z  INFO ardour_mcp_server: Attempting to create OSC sender for Ardour at 127.0.0.1:3819
+2026-06-30T11:16:32.624487Z  INFO ardour_mcp_server: OSC sender created and connected to Ardour at 127.0.0.1:3819
+2026-06-30T11:16:32.624493Z  INFO ardour_mcp_server: Sending /set_surface to Ardour to enable OSC feedback.
+2026-06-30T11:16:32.624498Z  INFO ardour_mcp_server: Targeting feedback port: 9099
+2026-06-30T11:16:32.624719Z  INFO ardour_mcp_server: /set_surface command sent successfully to Ardour.
+2026-06-30T11:16:32.643475Z  INFO serve_inner: rmcp::service: Service initialized as server peer_info=InitializeRequestParam { protocol_version: ProtocolVersion("2025-11-25"), capabilities: ClientCapabilities { experimental: None, roots: Some(RootsCapabilities { list_changed: None }), sampling: None }, client_info: Implementation { name: "claude-code", version: "2.1.196" } }
+2026-06-30T11:16:32.643538Z  INFO ardour_mcp_server: Ardour MCP server started and waiting for connections...
+2026-06-30T11:16:32.643580Z  INFO ardour_mcp_server: Starting OSC listener for Ardour events on 127.0.0.1:9099
+2026-06-30T11:16:32.643591Z DEBUG rmcp::service: new event evt=PeerMessage(Request(ListToolsRequest(Request { method: ListToolsRequestMethod, params: None }), Number(1)))
+2026-06-30T11:16:32.643607Z  INFO rmcp::service: received request id=1 request=ListToolsRequest(Request { method: ListToolsRequestMethod, params: None })
+2026-06-30T11:16:32.643631Z DEBUG rmcp::service: new event evt=PeerMessage(Request(ListResourcesRequest(Request { method: ListResourcesRequestMethod, params: None }), Number(2)))
+2026-06-30T11:16:32.643635Z  INFO rmcp::service: received request id=2 request=ListResourcesRequest(Request { method: ListResourcesRequestMethod, params: None })
+2026-06-30T11:16:32.643638Z ERROR ardour_mcp_server: OSC listener task failed: Failed to bind Tokio UDP socket for OSC on 127.0.0.1:9099: Address already in use (os error 98)
+2026-06-30T11:16:32.643653Z DEBUG ardour_mcp_server: Listing resources. Count: 2, Content: [Annotated { raw: RawResource { uri: "ardour:/state/playback", name: "Ardour Playback State", description: Some("Current playback state of Ardour (e.g., Playing, Stopped, Unknown)."), mime_type: None, size: None }, annotations: None }, Annotated { raw: RawResource { uri: "ardour:/state/transport_frame", name: "Ardour Transport Frame Position", description: Some("Current playhead position in samples. Returns 'Unknown' if not yet reported by Ardour."), mime_type: None, size: None }, annotations: None }]
+2026-06-30T11:16:32.643677Z  INFO rmcp::service: response message id=2 result=ListResourcesResult(ListResourcesResult { next_cursor: None, resources: [Annotated { raw: RawResource { uri: "ardour:/state/playback", name: "Ardour Playback State", description: Some("Current playback state of Ardour (e.g., Playing, Stopped, Unknown)."), mime_type: None, size: None }, annotations: None }, Annotated { raw: RawResource { uri: "ardour:/state/transport_frame", name: "Ardour Transport Frame Position", description: Some("Current playhead position in samples. Returns 'Unknown' if not yet reported by Ardour."), mime_type: None, size: None }, annotations: None }] })
+2026-06-30T11:16:32.643690Z DEBUG rmcp::service: new event evt=ToSink(Response(ListResourcesResult(ListResourcesResult { next_cursor: None, resources: [Annotated { raw: RawResource { uri: "ardour:/state/playback", name: "Ardour Playback State", description: Some("Current playback state of Ardour (e.g., Playing, Stopped, Unknown)."), mime_type: None, size: None }, annotations: None }, Annotated { raw: RawResource { uri: "ardour:/state/transport_frame", name: "Ardour Transport Frame Position", description: Some("Current playhead position in samples. Returns 'Unknown' if not yet reported by Ardour."), mime_type: None, size: None }, annotations: None }] }), Number(2)))
+2026-06-30T11:16:32.643810Z  INFO rmcp::service: response message id=1 result=ListToolsResult(ListToolsResult { next_cursor: None, tools: [Tool { name: "set_track_trim_db", description: "Sets the trim of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_db": Object {"description": String("The desired trim in dB. Valid range: -20.0 to 20.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_db")], "title": String("SetTrackTrimDBArgs"), "type": String("object")} }, Tool { name: "select_strip", description: "Selects a specific strip (track/bus) in Ardour.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus to select."), "format": String("int32"), "type": String("integer")}, "select_state": Object {"description": String("The desired select state (true to select). Currently, only true (1) is effective for selection."), "type": String("boolean")}}, "required": Array [String("rid"), String("select_state")], "title": String("SelectStripArgs"), "type": String("object")} }, Tool { name: "toggle_punch_in", description: "Toggles the Punch In state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_strip_plugin_active", description: "Activates or deactivates a plugin on a specific strip slot.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"active_state": Object {"description": String("The desired activation state (true for active, false for inactive)."), "type": String("boolean")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("active_state"), String("plugin_slot"), String("rid")], "title": String("SetStripPluginActiveArgs"), "type": String("object")} }, Tool { name: "undo", description: "Undoes the last action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "add_marker", description: "Adds a location marker at the current playhead position.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "prev_marker", description: "Moves the playhead to the previous location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_selected_strip_pan_stereo_width", description: "Sets the stereo width for the currently selected stereo strip's panner.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"width": Object {"description": String("The desired stereo width for the currently selected strip. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("width")], "title": String("SetSelectedStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "set_track_trim_abs", description: "Sets the absolute trim of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_abs": Object {"description": String("The desired absolute trim. Valid range: 0.1 to 10.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_abs")], "title": String("SetTrackTrimAbsArgs"), "type": String("object")} }, Tool { name: "transport_stop", description: "Stops Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_gain_db", description: "Sets the gain of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_db": Object {"description": String("The desired gain in dB. Valid range: -400.0 to 6.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_db"), String("rid")], "title": String("SetTrackGainDBArgs"), "type": String("object")} }, Tool { name: "toggle_all_rec_enables", description: "Toggles the record enable state for ALL tracks.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "rewind", description: "Rewinds the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "redo", description: "Redoes the last undone action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_solo", description: "Sets the solo state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "solo_st": Object {"description": String("The desired solo state. 0 for solo off, 1 for solo on."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rid"), String("solo_st")], "title": String("SetTrackSoloArgs"), "type": String("object")} }, Tool { name: "set_track_rec_enable", description: "Sets the record enable state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rec_st": Object {"description": String("The desired record enable state. 0 for off, 1 for on."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rec_st"), String("rid")], "title": String("SetTrackRecEnableArgs"), "type": String("object")} }, Tool { name: "loop_toggle", description: "Toggles loop playback mode.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "goto_end", description: "Moves the playhead to the session end.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "locate", description: "Locates the playhead to a specific sample position and optionally starts playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"roll": Object {"description": String("Whether to start playing after locating. 0 for stop, 1 for play."), "format": String("int32"), "type": String("integer")}, "spos": Object {"description": String("The position in samples to locate to."), "format": String("int64"), "type": String("integer")}}, "required": Array [String("roll"), String("spos")], "title": String("LocateToolArgs"), "type": String("object")} }, Tool { name: "save_state", description: "Saves the current session state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "access_action", description: "Executes a specified Ardour menu action by its name.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"action_name": Object {"description": String("The name of the Ardour menu action to execute (e.g., 'Editor/zoom-to-session')."), "type": String("string")}}, "required": Array [String("action_name")], "title": String("AccessActionArgs"), "type": String("object")} }, Tool { name: "set_strip_plugin_parameter", description: "Sets a specific parameter of a plugin on a strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"param_id": Object {"description": String("The 1-indexed ID of the parameter within the plugin."), "format": String("int32"), "type": String("integer")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "value": Object {"description": String("The desired parameter value, normalized (0.0 to 1.0)."), "format": String("float"), "type": String("number")}}, "required": Array [String("param_id"), String("plugin_slot"), String("rid"), String("value")], "title": String("SetStripPluginParameterArgs"), "type": String("object")} }, Tool { name: "next_marker", description: "Moves the playhead to the next location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_strip_pan_stereo_width", description: "Sets the stereo width for a panner on a stereo strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the stereo track/bus."), "format": String("int32"), "type": String("integer")}, "width": Object {"description": String("The desired stereo width. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("width")], "title": String("SetStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "toggle_punch_out", description: "Toggles the Punch Out state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "transport_play", description: "Starts Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "rec_enable_toggle", description: "Toggles the master record enable or selected track record enable.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "ffwd", description: "Fast forwards the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_gain_abs", description: "Sets the absolute gain of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_abs": Object {"description": String("The desired absolute gain. Valid range: 0.0 to 2.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_abs"), String("rid")], "title": String("SetTrackGainAbsArgs"), "type": String("object")} }, Tool { name: "set_track_mute", description: "Sets the mute state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"mute_state": Object {"description": String("The desired mute state (true for mute, false for unmute)."), "type": String("boolean")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("mute_state"), String("rid")], "title": String("SetTrackMuteArgs"), "type": String("object")} }, Tool { name: "goto_start", description: "Moves the playhead to the session start.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_transport_speed", description: "Sets Ardour's transport speed. Valid range: -8.0 to 8.0.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"speed": Object {"description": String("The desired transport speed. Valid range: -8.0 to 8.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("speed")], "title": String("SetTransportSpeedArgs"), "type": String("object")} }] })
+2026-06-30T11:16:32.643888Z DEBUG rmcp::service: new event evt=ToSink(Response(ListToolsResult(ListToolsResult { next_cursor: None, tools: [Tool { name: "set_track_trim_db", description: "Sets the trim of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_db": Object {"description": String("The desired trim in dB. Valid range: -20.0 to 20.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_db")], "title": String("SetTrackTrimDBArgs"), "type": String("object")} }, Tool { name: "select_strip", description: "Selects a specific strip (track/bus) in Ardour.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus to select."), "format": String("int32"), "type": String("integer")}, "select_state": Object {"description": String("The desired select state (true to select). Currently, only true (1) is effective for selection."), "type": String("boolean")}}, "required": Array [String("rid"), String("select_state")], "title": String("SelectStripArgs"), "type": String("object")} }, Tool { name: "toggle_punch_in", description: "Toggles the Punch In state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_strip_plugin_active", description: "Activates or deactivates a plugin on a specific strip slot.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"active_state": Object {"description": String("The desired activation state (true for active, false for inactive)."), "type": String("boolean")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("active_state"), String("plugin_slot"), String("rid")], "title": String("SetStripPluginActiveArgs"), "type": String("object")} }, Tool { name: "undo", description: "Undoes the last action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "add_marker", description: "Adds a location marker at the current playhead position.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "prev_marker", description: "Moves the playhead to the previous location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_selected_strip_pan_stereo_width", description: "Sets the stereo width for the currently selected stereo strip's panner.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"width": Object {"description": String("The desired stereo width for the currently selected strip. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("width")], "title": String("SetSelectedStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "set_track_trim_abs", description: "Sets the absolute trim of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_abs": Object {"description": String("The desired absolute trim. Valid range: 0.1 to 10.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_abs")], "title": String("SetTrackTrimAbsArgs"), "type": String("object")} }, Tool { name: "transport_stop", description: "Stops Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_gain_db", description: "Sets the gain of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_db": Object {"description": String("The desired gain in dB. Valid range: -400.0 to 6.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_db"), String("rid")], "title": String("SetTrackGainDBArgs"), "type": String("object")} }, Tool { name: "toggle_all_rec_enables", description: "Toggles the record enable state for ALL tracks.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "rewind", description: "Rewinds the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "redo", description: "Redoes the last undone action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_solo", description: "Sets the solo state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "solo_st": Object {"description": String("The desired solo state. 0 for solo off, 1 for solo on."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rid"), String("solo_st")], "title": String("SetTrackSoloArgs"), "type": String("object")} }, Tool { name: "set_track_rec_enable", description: "Sets the record enable state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rec_st": Object {"description": String("The desired record enable state. 0 for off, 1 for on."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rec_st"), String("rid")], "title": String("SetTrackRecEnableArgs"), "type": String("object")} }, Tool { name: "loop_toggle", description: "Toggles loop playback mode.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "goto_end", description: "Moves the playhead to the session end.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "locate", description: "Locates the playhead to a specific sample position and optionally starts playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"roll": Object {"description": String("Whether to start playing after locating. 0 for stop, 1 for play."), "format": String("int32"), "type": String("integer")}, "spos": Object {"description": String("The position in samples to locate to."), "format": String("int64"), "type": String("integer")}}, "required": Array [String("roll"), String("spos")], "title": String("LocateToolArgs"), "type": String("object")} }, Tool { name: "save_state", description: "Saves the current session state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "access_action", description: "Executes a specified Ardour menu action by its name.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"action_name": Object {"description": String("The name of the Ardour menu action to execute (e.g., 'Editor/zoom-to-session')."), "type": String("string")}}, "required": Array [String("action_name")], "title": String("AccessActionArgs"), "type": String("object")} }, Tool { name: "set_strip_plugin_parameter", description: "Sets a specific parameter of a plugin on a strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"param_id": Object {"description": String("The 1-indexed ID of the parameter within the plugin."), "format": String("int32"), "type": String("integer")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "value": Object {"description": String("The desired parameter value, normalized (0.0 to 1.0)."), "format": String("float"), "type": String("number")}}, "required": Array [String("param_id"), String("plugin_slot"), String("rid"), String("value")], "title": String("SetStripPluginParameterArgs"), "type": String("object")} }, Tool { name: "next_marker", description: "Moves the playhead to the next location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_strip_pan_stereo_width", description: "Sets the stereo width for a panner on a stereo strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the stereo track/bus."), "format": String("int32"), "type": String("integer")}, "width": Object {"description": String("The desired stereo width. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("width")], "title": String("SetStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "toggle_punch_out", description: "Toggles the Punch Out state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "transport_play", description: "Starts Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "rec_enable_toggle", description: "Toggles the master record enable or selected track record enable.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "ffwd", description: "Fast forwards the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_gain_abs", description: "Sets the absolute gain of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_abs": Object {"description": String("The desired absolute gain. Valid range: 0.0 to 2.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_abs"), String("rid")], "title": String("SetTrackGainAbsArgs"), "type": String("object")} }, Tool { name: "set_track_mute", description: "Sets the mute state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"mute_state": Object {"description": String("The desired mute state (true for mute, false for unmute)."), "type": String("boolean")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("mute_state"), String("rid")], "title": String("SetTrackMuteArgs"), "type": String("object")} }, Tool { name: "goto_start", description: "Moves the playhead to the session start.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_transport_speed", description: "Sets Ardour's transport speed. Valid range: -8.0 to 8.0.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"speed": Object {"description": String("The desired transport speed. Valid range: -8.0 to 8.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("speed")], "title": String("SetTransportSpeedArgs"), "type": String("object")} }] }), Number(1)))
+2026-06-30T11:16:47.652312Z  INFO ardour_mcp_server: 
+======================================================================
+NEW SERVER RUN: Tue, 30 Jun 2026 13:16:47 +0200
+======================================================================
+2026-06-30T11:16:47.652351Z  INFO ardour_mcp_server: Attempting to create OSC sender for Ardour at 127.0.0.1:3819
+2026-06-30T11:16:47.652384Z  INFO ardour_mcp_server: OSC sender created and connected to Ardour at 127.0.0.1:3819
+2026-06-30T11:16:47.652389Z  INFO ardour_mcp_server: Sending /set_surface to Ardour to enable OSC feedback.
+2026-06-30T11:16:47.652393Z  INFO ardour_mcp_server: Targeting feedback port: 9099
+2026-06-30T11:16:47.652531Z  INFO ardour_mcp_server: /set_surface command sent successfully to Ardour.
+2026-06-30T11:16:47.736835Z  INFO serve_inner: rmcp::service: Service initialized as server peer_info=InitializeRequestParam { protocol_version: ProtocolVersion("2025-11-25"), capabilities: ClientCapabilities { experimental: None, roots: Some(RootsCapabilities { list_changed: None }), sampling: None }, client_info: Implementation { name: "claude-code", version: "2.1.196" } }
+2026-06-30T11:16:47.736887Z  INFO ardour_mcp_server: Ardour MCP server started and waiting for connections...
+2026-06-30T11:16:47.736917Z DEBUG rmcp::service: new event evt=PeerMessage(Request(ListToolsRequest(Request { method: ListToolsRequestMethod, params: None }), Number(1)))
+2026-06-30T11:16:47.736924Z  INFO ardour_mcp_server: Starting OSC listener for Ardour events on 127.0.0.1:9099
+2026-06-30T11:16:47.736929Z  INFO rmcp::service: received request id=1 request=ListToolsRequest(Request { method: ListToolsRequestMethod, params: None })
+2026-06-30T11:16:47.736967Z DEBUG rmcp::service: new event evt=PeerMessage(Request(ListResourcesRequest(Request { method: ListResourcesRequestMethod, params: None }), Number(2)))
+2026-06-30T11:16:47.736972Z  INFO rmcp::service: received request id=2 request=ListResourcesRequest(Request { method: ListResourcesRequestMethod, params: None })
+2026-06-30T11:16:47.736989Z ERROR ardour_mcp_server: OSC listener task failed: Failed to bind Tokio UDP socket for OSC on 127.0.0.1:9099: Address already in use (os error 98)
+2026-06-30T11:16:47.736991Z DEBUG ardour_mcp_server: Listing resources. Count: 2, Content: [Annotated { raw: RawResource { uri: "ardour:/state/playback", name: "Ardour Playback State", description: Some("Current playback state of Ardour (e.g., Playing, Stopped, Unknown)."), mime_type: None, size: None }, annotations: None }, Annotated { raw: RawResource { uri: "ardour:/state/transport_frame", name: "Ardour Transport Frame Position", description: Some("Current playhead position in samples. Returns 'Unknown' if not yet reported by Ardour."), mime_type: None, size: None }, annotations: None }]
+2026-06-30T11:16:47.737003Z  INFO rmcp::service: response message id=2 result=ListResourcesResult(ListResourcesResult { next_cursor: None, resources: [Annotated { raw: RawResource { uri: "ardour:/state/playback", name: "Ardour Playback State", description: Some("Current playback state of Ardour (e.g., Playing, Stopped, Unknown)."), mime_type: None, size: None }, annotations: None }, Annotated { raw: RawResource { uri: "ardour:/state/transport_frame", name: "Ardour Transport Frame Position", description: Some("Current playhead position in samples. Returns 'Unknown' if not yet reported by Ardour."), mime_type: None, size: None }, annotations: None }] })
+2026-06-30T11:16:47.737018Z DEBUG rmcp::service: new event evt=ToSink(Response(ListResourcesResult(ListResourcesResult { next_cursor: None, resources: [Annotated { raw: RawResource { uri: "ardour:/state/playback", name: "Ardour Playback State", description: Some("Current playback state of Ardour (e.g., Playing, Stopped, Unknown)."), mime_type: None, size: None }, annotations: None }, Annotated { raw: RawResource { uri: "ardour:/state/transport_frame", name: "Ardour Transport Frame Position", description: Some("Current playhead position in samples. Returns 'Unknown' if not yet reported by Ardour."), mime_type: None, size: None }, annotations: None }] }), Number(2)))
+2026-06-30T11:16:47.737137Z  INFO rmcp::service: response message id=1 result=ListToolsResult(ListToolsResult { next_cursor: None, tools: [Tool { name: "goto_end", description: "Moves the playhead to the session end.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "rec_enable_toggle", description: "Toggles the master record enable or selected track record enable.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_strip_plugin_active", description: "Activates or deactivates a plugin on a specific strip slot.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"active_state": Object {"description": String("The desired activation state (true for active, false for inactive)."), "type": String("boolean")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("active_state"), String("plugin_slot"), String("rid")], "title": String("SetStripPluginActiveArgs"), "type": String("object")} }, Tool { name: "loop_toggle", description: "Toggles loop playback mode.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "add_marker", description: "Adds a location marker at the current playhead position.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "prev_marker", description: "Moves the playhead to the previous location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "save_state", description: "Saves the current session state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "locate", description: "Locates the playhead to a specific sample position and optionally starts playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"roll": Object {"description": String("Whether to start playing after locating. 0 for stop, 1 for play."), "format": String("int32"), "type": String("integer")}, "spos": Object {"description": String("The position in samples to locate to."), "format": String("int64"), "type": String("integer")}}, "required": Array [String("roll"), String("spos")], "title": String("LocateToolArgs"), "type": String("object")} }, Tool { name: "set_track_trim_db", description: "Sets the trim of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_db": Object {"description": String("The desired trim in dB. Valid range: -20.0 to 20.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_db")], "title": String("SetTrackTrimDBArgs"), "type": String("object")} }, Tool { name: "goto_start", description: "Moves the playhead to the session start.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "undo", description: "Undoes the last action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "next_marker", description: "Moves the playhead to the next location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "select_strip", description: "Selects a specific strip (track/bus) in Ardour.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus to select."), "format": String("int32"), "type": String("integer")}, "select_state": Object {"description": String("The desired select state (true to select). Currently, only true (1) is effective for selection."), "type": String("boolean")}}, "required": Array [String("rid"), String("select_state")], "title": String("SelectStripArgs"), "type": String("object")} }, Tool { name: "set_track_rec_enable", description: "Sets the record enable state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rec_st": Object {"description": String("The desired record enable state. 0 for off, 1 for on."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rec_st"), String("rid")], "title": String("SetTrackRecEnableArgs"), "type": String("object")} }, Tool { name: "transport_play", description: "Starts Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "toggle_punch_out", description: "Toggles the Punch Out state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_solo", description: "Sets the solo state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "solo_st": Object {"description": String("The desired solo state. 0 for solo off, 1 for solo on."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rid"), String("solo_st")], "title": String("SetTrackSoloArgs"), "type": String("object")} }, Tool { name: "access_action", description: "Executes a specified Ardour menu action by its name.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"action_name": Object {"description": String("The name of the Ardour menu action to execute (e.g., 'Editor/zoom-to-session')."), "type": String("string")}}, "required": Array [String("action_name")], "title": String("AccessActionArgs"), "type": String("object")} }, Tool { name: "toggle_all_rec_enables", description: "Toggles the record enable state for ALL tracks.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_selected_strip_pan_stereo_width", description: "Sets the stereo width for the currently selected stereo strip's panner.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"width": Object {"description": String("The desired stereo width for the currently selected strip. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("width")], "title": String("SetSelectedStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "redo", description: "Redoes the last undone action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "transport_stop", description: "Stops Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "toggle_punch_in", description: "Toggles the Punch In state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_gain_db", description: "Sets the gain of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_db": Object {"description": String("The desired gain in dB. Valid range: -400.0 to 6.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_db"), String("rid")], "title": String("SetTrackGainDBArgs"), "type": String("object")} }, Tool { name: "set_strip_pan_stereo_width", description: "Sets the stereo width for a panner on a stereo strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the stereo track/bus."), "format": String("int32"), "type": String("integer")}, "width": Object {"description": String("The desired stereo width. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("width")], "title": String("SetStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "ffwd", description: "Fast forwards the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_mute", description: "Sets the mute state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"mute_state": Object {"description": String("The desired mute state (true for mute, false for unmute)."), "type": String("boolean")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("mute_state"), String("rid")], "title": String("SetTrackMuteArgs"), "type": String("object")} }, Tool { name: "set_strip_plugin_parameter", description: "Sets a specific parameter of a plugin on a strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"param_id": Object {"description": String("The 1-indexed ID of the parameter within the plugin."), "format": String("int32"), "type": String("integer")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "value": Object {"description": String("The desired parameter value, normalized (0.0 to 1.0)."), "format": String("float"), "type": String("number")}}, "required": Array [String("param_id"), String("plugin_slot"), String("rid"), String("value")], "title": String("SetStripPluginParameterArgs"), "type": String("object")} }, Tool { name: "set_track_trim_abs", description: "Sets the absolute trim of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_abs": Object {"description": String("The desired absolute trim. Valid range: 0.1 to 10.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_abs")], "title": String("SetTrackTrimAbsArgs"), "type": String("object")} }, Tool { name: "set_transport_speed", description: "Sets Ardour's transport speed. Valid range: -8.0 to 8.0.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"speed": Object {"description": String("The desired transport speed. Valid range: -8.0 to 8.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("speed")], "title": String("SetTransportSpeedArgs"), "type": String("object")} }, Tool { name: "set_track_gain_abs", description: "Sets the absolute gain of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_abs": Object {"description": String("The desired absolute gain. Valid range: 0.0 to 2.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_abs"), String("rid")], "title": String("SetTrackGainAbsArgs"), "type": String("object")} }, Tool { name: "rewind", description: "Rewinds the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }] })
+2026-06-30T11:16:47.737200Z DEBUG rmcp::service: new event evt=ToSink(Response(ListToolsResult(ListToolsResult { next_cursor: None, tools: [Tool { name: "goto_end", description: "Moves the playhead to the session end.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "rec_enable_toggle", description: "Toggles the master record enable or selected track record enable.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_strip_plugin_active", description: "Activates or deactivates a plugin on a specific strip slot.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"active_state": Object {"description": String("The desired activation state (true for active, false for inactive)."), "type": String("boolean")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("active_state"), String("plugin_slot"), String("rid")], "title": String("SetStripPluginActiveArgs"), "type": String("object")} }, Tool { name: "loop_toggle", description: "Toggles loop playback mode.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "add_marker", description: "Adds a location marker at the current playhead position.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "prev_marker", description: "Moves the playhead to the previous location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "save_state", description: "Saves the current session state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "locate", description: "Locates the playhead to a specific sample position and optionally starts playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"roll": Object {"description": String("Whether to start playing after locating. 0 for stop, 1 for play."), "format": String("int32"), "type": String("integer")}, "spos": Object {"description": String("The position in samples to locate to."), "format": String("int64"), "type": String("integer")}}, "required": Array [String("roll"), String("spos")], "title": String("LocateToolArgs"), "type": String("object")} }, Tool { name: "set_track_trim_db", description: "Sets the trim of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_db": Object {"description": String("The desired trim in dB. Valid range: -20.0 to 20.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_db")], "title": String("SetTrackTrimDBArgs"), "type": String("object")} }, Tool { name: "goto_start", description: "Moves the playhead to the session start.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "undo", description: "Undoes the last action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "next_marker", description: "Moves the playhead to the next location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "select_strip", description: "Selects a specific strip (track/bus) in Ardour.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus to select."), "format": String("int32"), "type": String("integer")}, "select_state": Object {"description": String("The desired select state (true to select). Currently, only true (1) is effective for selection."), "type": String("boolean")}}, "required": Array [String("rid"), String("select_state")], "title": String("SelectStripArgs"), "type": String("object")} }, Tool { name: "set_track_rec_enable", description: "Sets the record enable state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rec_st": Object {"description": String("The desired record enable state. 0 for off, 1 for on."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rec_st"), String("rid")], "title": String("SetTrackRecEnableArgs"), "type": String("object")} }, Tool { name: "transport_play", description: "Starts Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "toggle_punch_out", description: "Toggles the Punch Out state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_solo", description: "Sets the solo state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "solo_st": Object {"description": String("The desired solo state. 0 for solo off, 1 for solo on."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rid"), String("solo_st")], "title": String("SetTrackSoloArgs"), "type": String("object")} }, Tool { name: "access_action", description: "Executes a specified Ardour menu action by its name.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"action_name": Object {"description": String("The name of the Ardour menu action to execute (e.g., 'Editor/zoom-to-session')."), "type": String("string")}}, "required": Array [String("action_name")], "title": String("AccessActionArgs"), "type": String("object")} }, Tool { name: "toggle_all_rec_enables", description: "Toggles the record enable state for ALL tracks.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_selected_strip_pan_stereo_width", description: "Sets the stereo width for the currently selected stereo strip's panner.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"width": Object {"description": String("The desired stereo width for the currently selected strip. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("width")], "title": String("SetSelectedStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "redo", description: "Redoes the last undone action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "transport_stop", description: "Stops Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "toggle_punch_in", description: "Toggles the Punch In state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_gain_db", description: "Sets the gain of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_db": Object {"description": String("The desired gain in dB. Valid range: -400.0 to 6.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_db"), String("rid")], "title": String("SetTrackGainDBArgs"), "type": String("object")} }, Tool { name: "set_strip_pan_stereo_width", description: "Sets the stereo width for a panner on a stereo strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the stereo track/bus."), "format": String("int32"), "type": String("integer")}, "width": Object {"description": String("The desired stereo width. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("width")], "title": String("SetStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "ffwd", description: "Fast forwards the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_mute", description: "Sets the mute state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"mute_state": Object {"description": String("The desired mute state (true for mute, false for unmute)."), "type": String("boolean")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("mute_state"), String("rid")], "title": String("SetTrackMuteArgs"), "type": String("object")} }, Tool { name: "set_strip_plugin_parameter", description: "Sets a specific parameter of a plugin on a strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"param_id": Object {"description": String("The 1-indexed ID of the parameter within the plugin."), "format": String("int32"), "type": String("integer")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "value": Object {"description": String("The desired parameter value, normalized (0.0 to 1.0)."), "format": String("float"), "type": String("number")}}, "required": Array [String("param_id"), String("plugin_slot"), String("rid"), String("value")], "title": String("SetStripPluginParameterArgs"), "type": String("object")} }, Tool { name: "set_track_trim_abs", description: "Sets the absolute trim of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_abs": Object {"description": String("The desired absolute trim. Valid range: 0.1 to 10.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_abs")], "title": String("SetTrackTrimAbsArgs"), "type": String("object")} }, Tool { name: "set_transport_speed", description: "Sets Ardour's transport speed. Valid range: -8.0 to 8.0.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"speed": Object {"description": String("The desired transport speed. Valid range: -8.0 to 8.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("speed")], "title": String("SetTransportSpeedArgs"), "type": String("object")} }, Tool { name: "set_track_gain_abs", description: "Sets the absolute gain of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_abs": Object {"description": String("The desired absolute gain. Valid range: 0.0 to 2.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_abs"), String("rid")], "title": String("SetTrackGainAbsArgs"), "type": String("object")} }, Tool { name: "rewind", description: "Rewinds the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }] }), Number(1)))
+2026-06-30T11:48:57.451021Z  INFO ardour_mcp_server: 
+======================================================================
+NEW SERVER RUN: Tue, 30 Jun 2026 13:48:57 +0200
+======================================================================
+2026-06-30T11:48:57.451069Z  INFO ardour_mcp_server: Attempting to create OSC sender for Ardour at 127.0.0.1:3819
+2026-06-30T11:48:57.451099Z  INFO ardour_mcp_server: OSC sender created and connected to Ardour at 127.0.0.1:3819
+2026-06-30T11:48:57.451102Z  INFO ardour_mcp_server: Sending /set_surface to Ardour to enable OSC feedback.
+2026-06-30T11:48:57.451106Z  INFO ardour_mcp_server: Targeting feedback port: 9099
+2026-06-30T11:48:57.451248Z  INFO ardour_mcp_server: /set_surface command sent successfully to Ardour.
+2026-06-30T11:48:57.488115Z  INFO ardour_mcp_server: 
+======================================================================
+NEW SERVER RUN: Tue, 30 Jun 2026 13:48:57 +0200
+======================================================================
+2026-06-30T11:48:57.488173Z  INFO ardour_mcp_server: Attempting to create OSC sender for Ardour at 127.0.0.1:3819
+2026-06-30T11:48:57.488216Z  INFO ardour_mcp_server: OSC sender created and connected to Ardour at 127.0.0.1:3819
+2026-06-30T11:48:57.488224Z  INFO ardour_mcp_server: Sending /set_surface to Ardour to enable OSC feedback.
+2026-06-30T11:48:57.488229Z  INFO ardour_mcp_server: Targeting feedback port: 9099
+2026-06-30T11:48:57.488449Z  INFO ardour_mcp_server: /set_surface command sent successfully to Ardour.
+2026-06-30T11:48:57.504010Z  INFO serve_inner: rmcp::service: Service initialized as server peer_info=InitializeRequestParam { protocol_version: ProtocolVersion("2025-11-25"), capabilities: ClientCapabilities { experimental: None, roots: Some(RootsCapabilities { list_changed: None }), sampling: None }, client_info: Implementation { name: "claude-code", version: "2.1.196" } }
+2026-06-30T11:48:57.504055Z  INFO ardour_mcp_server: Ardour MCP server started and waiting for connections...
+2026-06-30T11:48:57.504077Z  INFO ardour_mcp_server: Starting OSC listener for Ardour events on 127.0.0.1:9099
+2026-06-30T11:48:57.504090Z DEBUG rmcp::service: new event evt=PeerMessage(Request(ListToolsRequest(Request { method: ListToolsRequestMethod, params: None }), Number(1)))
+2026-06-30T11:48:57.504100Z  INFO rmcp::service: received request id=1 request=ListToolsRequest(Request { method: ListToolsRequestMethod, params: None })
+2026-06-30T11:48:57.504112Z DEBUG rmcp::service: new event evt=PeerMessage(Request(ListResourcesRequest(Request { method: ListResourcesRequestMethod, params: None }), Number(2)))
+2026-06-30T11:48:57.504114Z  INFO rmcp::service: received request id=2 request=ListResourcesRequest(Request { method: ListResourcesRequestMethod, params: None })
+2026-06-30T11:48:57.504123Z ERROR ardour_mcp_server: OSC listener task failed: Failed to bind Tokio UDP socket for OSC on 127.0.0.1:9099: Address already in use (os error 98)
+2026-06-30T11:48:57.504132Z DEBUG ardour_mcp_server: Listing resources. Count: 2, Content: [Annotated { raw: RawResource { uri: "ardour:/state/playback", name: "Ardour Playback State", description: Some("Current playback state of Ardour (e.g., Playing, Stopped, Unknown)."), mime_type: None, size: None }, annotations: None }, Annotated { raw: RawResource { uri: "ardour:/state/transport_frame", name: "Ardour Transport Frame Position", description: Some("Current playhead position in samples. Returns 'Unknown' if not yet reported by Ardour."), mime_type: None, size: None }, annotations: None }]
+2026-06-30T11:48:57.504141Z  INFO rmcp::service: response message id=2 result=ListResourcesResult(ListResourcesResult { next_cursor: None, resources: [Annotated { raw: RawResource { uri: "ardour:/state/playback", name: "Ardour Playback State", description: Some("Current playback state of Ardour (e.g., Playing, Stopped, Unknown)."), mime_type: None, size: None }, annotations: None }, Annotated { raw: RawResource { uri: "ardour:/state/transport_frame", name: "Ardour Transport Frame Position", description: Some("Current playhead position in samples. Returns 'Unknown' if not yet reported by Ardour."), mime_type: None, size: None }, annotations: None }] })
+2026-06-30T11:48:57.504149Z DEBUG rmcp::service: new event evt=ToSink(Response(ListResourcesResult(ListResourcesResult { next_cursor: None, resources: [Annotated { raw: RawResource { uri: "ardour:/state/playback", name: "Ardour Playback State", description: Some("Current playback state of Ardour (e.g., Playing, Stopped, Unknown)."), mime_type: None, size: None }, annotations: None }, Annotated { raw: RawResource { uri: "ardour:/state/transport_frame", name: "Ardour Transport Frame Position", description: Some("Current playhead position in samples. Returns 'Unknown' if not yet reported by Ardour."), mime_type: None, size: None }, annotations: None }] }), Number(2)))
+2026-06-30T11:48:57.504260Z  INFO rmcp::service: response message id=1 result=ListToolsResult(ListToolsResult { next_cursor: None, tools: [Tool { name: "set_track_solo", description: "Sets the solo state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "solo_st": Object {"description": String("The desired solo state. 0 for solo off, 1 for solo on."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rid"), String("solo_st")], "title": String("SetTrackSoloArgs"), "type": String("object")} }, Tool { name: "set_transport_speed", description: "Sets Ardour's transport speed. Valid range: -8.0 to 8.0.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"speed": Object {"description": String("The desired transport speed. Valid range: -8.0 to 8.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("speed")], "title": String("SetTransportSpeedArgs"), "type": String("object")} }, Tool { name: "toggle_all_rec_enables", description: "Toggles the record enable state for ALL tracks.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "toggle_punch_in", description: "Toggles the Punch In state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "select_strip", description: "Selects a specific strip (track/bus) in Ardour.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus to select."), "format": String("int32"), "type": String("integer")}, "select_state": Object {"description": String("The desired select state (true to select). Currently, only true (1) is effective for selection."), "type": String("boolean")}}, "required": Array [String("rid"), String("select_state")], "title": String("SelectStripArgs"), "type": String("object")} }, Tool { name: "set_track_trim_abs", description: "Sets the absolute trim of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_abs": Object {"description": String("The desired absolute trim. Valid range: 0.1 to 10.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_abs")], "title": String("SetTrackTrimAbsArgs"), "type": String("object")} }, Tool { name: "set_strip_plugin_parameter", description: "Sets a specific parameter of a plugin on a strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"param_id": Object {"description": String("The 1-indexed ID of the parameter within the plugin."), "format": String("int32"), "type": String("integer")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "value": Object {"description": String("The desired parameter value, normalized (0.0 to 1.0)."), "format": String("float"), "type": String("number")}}, "required": Array [String("param_id"), String("plugin_slot"), String("rid"), String("value")], "title": String("SetStripPluginParameterArgs"), "type": String("object")} }, Tool { name: "access_action", description: "Executes a specified Ardour menu action by its name.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"action_name": Object {"description": String("The name of the Ardour menu action to execute (e.g., 'Editor/zoom-to-session')."), "type": String("string")}}, "required": Array [String("action_name")], "title": String("AccessActionArgs"), "type": String("object")} }, Tool { name: "locate", description: "Locates the playhead to a specific sample position and optionally starts playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"roll": Object {"description": String("Whether to start playing after locating. 0 for stop, 1 for play."), "format": String("int32"), "type": String("integer")}, "spos": Object {"description": String("The position in samples to locate to."), "format": String("int64"), "type": String("integer")}}, "required": Array [String("roll"), String("spos")], "title": String("LocateToolArgs"), "type": String("object")} }, Tool { name: "rewind", description: "Rewinds the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_trim_db", description: "Sets the trim of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_db": Object {"description": String("The desired trim in dB. Valid range: -20.0 to 20.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_db")], "title": String("SetTrackTrimDBArgs"), "type": String("object")} }, Tool { name: "set_track_gain_abs", description: "Sets the absolute gain of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_abs": Object {"description": String("The desired absolute gain. Valid range: 0.0 to 2.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_abs"), String("rid")], "title": String("SetTrackGainAbsArgs"), "type": String("object")} }, Tool { name: "ffwd", description: "Fast forwards the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_mute", description: "Sets the mute state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"mute_state": Object {"description": String("The desired mute state (true for mute, false for unmute)."), "type": String("boolean")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("mute_state"), String("rid")], "title": String("SetTrackMuteArgs"), "type": String("object")} }, Tool { name: "set_strip_pan_stereo_width", description: "Sets the stereo width for a panner on a stereo strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the stereo track/bus."), "format": String("int32"), "type": String("integer")}, "width": Object {"description": String("The desired stereo width. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("width")], "title": String("SetStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "rec_enable_toggle", description: "Toggles the master record enable or selected track record enable.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "add_marker", description: "Adds a location marker at the current playhead position.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "next_marker", description: "Moves the playhead to the next location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_gain_db", description: "Sets the gain of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_db": Object {"description": String("The desired gain in dB. Valid range: -400.0 to 6.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_db"), String("rid")], "title": String("SetTrackGainDBArgs"), "type": String("object")} }, Tool { name: "save_state", description: "Saves the current session state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "transport_play", description: "Starts Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_selected_strip_pan_stereo_width", description: "Sets the stereo width for the currently selected stereo strip's panner.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"width": Object {"description": String("The desired stereo width for the currently selected strip. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("width")], "title": String("SetSelectedStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "transport_stop", description: "Stops Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_rec_enable", description: "Sets the record enable state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rec_st": Object {"description": String("The desired record enable state. 0 for off, 1 for on."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rec_st"), String("rid")], "title": String("SetTrackRecEnableArgs"), "type": String("object")} }, Tool { name: "undo", description: "Undoes the last action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "goto_start", description: "Moves the playhead to the session start.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_strip_plugin_active", description: "Activates or deactivates a plugin on a specific strip slot.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"active_state": Object {"description": String("The desired activation state (true for active, false for inactive)."), "type": String("boolean")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("active_state"), String("plugin_slot"), String("rid")], "title": String("SetStripPluginActiveArgs"), "type": String("object")} }, Tool { name: "redo", description: "Redoes the last undone action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "loop_toggle", description: "Toggles loop playback mode.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "toggle_punch_out", description: "Toggles the Punch Out state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "goto_end", description: "Moves the playhead to the session end.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "prev_marker", description: "Moves the playhead to the previous location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }] })
+2026-06-30T11:48:57.504331Z DEBUG rmcp::service: new event evt=ToSink(Response(ListToolsResult(ListToolsResult { next_cursor: None, tools: [Tool { name: "set_track_solo", description: "Sets the solo state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "solo_st": Object {"description": String("The desired solo state. 0 for solo off, 1 for solo on."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rid"), String("solo_st")], "title": String("SetTrackSoloArgs"), "type": String("object")} }, Tool { name: "set_transport_speed", description: "Sets Ardour's transport speed. Valid range: -8.0 to 8.0.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"speed": Object {"description": String("The desired transport speed. Valid range: -8.0 to 8.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("speed")], "title": String("SetTransportSpeedArgs"), "type": String("object")} }, Tool { name: "toggle_all_rec_enables", description: "Toggles the record enable state for ALL tracks.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "toggle_punch_in", description: "Toggles the Punch In state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "select_strip", description: "Selects a specific strip (track/bus) in Ardour.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus to select."), "format": String("int32"), "type": String("integer")}, "select_state": Object {"description": String("The desired select state (true to select). Currently, only true (1) is effective for selection."), "type": String("boolean")}}, "required": Array [String("rid"), String("select_state")], "title": String("SelectStripArgs"), "type": String("object")} }, Tool { name: "set_track_trim_abs", description: "Sets the absolute trim of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_abs": Object {"description": String("The desired absolute trim. Valid range: 0.1 to 10.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_abs")], "title": String("SetTrackTrimAbsArgs"), "type": String("object")} }, Tool { name: "set_strip_plugin_parameter", description: "Sets a specific parameter of a plugin on a strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"param_id": Object {"description": String("The 1-indexed ID of the parameter within the plugin."), "format": String("int32"), "type": String("integer")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "value": Object {"description": String("The desired parameter value, normalized (0.0 to 1.0)."), "format": String("float"), "type": String("number")}}, "required": Array [String("param_id"), String("plugin_slot"), String("rid"), String("value")], "title": String("SetStripPluginParameterArgs"), "type": String("object")} }, Tool { name: "access_action", description: "Executes a specified Ardour menu action by its name.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"action_name": Object {"description": String("The name of the Ardour menu action to execute (e.g., 'Editor/zoom-to-session')."), "type": String("string")}}, "required": Array [String("action_name")], "title": String("AccessActionArgs"), "type": String("object")} }, Tool { name: "locate", description: "Locates the playhead to a specific sample position and optionally starts playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"roll": Object {"description": String("Whether to start playing after locating. 0 for stop, 1 for play."), "format": String("int32"), "type": String("integer")}, "spos": Object {"description": String("The position in samples to locate to."), "format": String("int64"), "type": String("integer")}}, "required": Array [String("roll"), String("spos")], "title": String("LocateToolArgs"), "type": String("object")} }, Tool { name: "rewind", description: "Rewinds the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_trim_db", description: "Sets the trim of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_db": Object {"description": String("The desired trim in dB. Valid range: -20.0 to 20.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_db")], "title": String("SetTrackTrimDBArgs"), "type": String("object")} }, Tool { name: "set_track_gain_abs", description: "Sets the absolute gain of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_abs": Object {"description": String("The desired absolute gain. Valid range: 0.0 to 2.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_abs"), String("rid")], "title": String("SetTrackGainAbsArgs"), "type": String("object")} }, Tool { name: "ffwd", description: "Fast forwards the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_mute", description: "Sets the mute state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"mute_state": Object {"description": String("The desired mute state (true for mute, false for unmute)."), "type": String("boolean")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("mute_state"), String("rid")], "title": String("SetTrackMuteArgs"), "type": String("object")} }, Tool { name: "set_strip_pan_stereo_width", description: "Sets the stereo width for a panner on a stereo strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the stereo track/bus."), "format": String("int32"), "type": String("integer")}, "width": Object {"description": String("The desired stereo width. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("width")], "title": String("SetStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "rec_enable_toggle", description: "Toggles the master record enable or selected track record enable.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "add_marker", description: "Adds a location marker at the current playhead position.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "next_marker", description: "Moves the playhead to the next location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_gain_db", description: "Sets the gain of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_db": Object {"description": String("The desired gain in dB. Valid range: -400.0 to 6.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_db"), String("rid")], "title": String("SetTrackGainDBArgs"), "type": String("object")} }, Tool { name: "save_state", description: "Saves the current session state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "transport_play", description: "Starts Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_selected_strip_pan_stereo_width", description: "Sets the stereo width for the currently selected stereo strip's panner.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"width": Object {"description": String("The desired stereo width for the currently selected strip. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("width")], "title": String("SetSelectedStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "transport_stop", description: "Stops Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_rec_enable", description: "Sets the record enable state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rec_st": Object {"description": String("The desired record enable state. 0 for off, 1 for on."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rec_st"), String("rid")], "title": String("SetTrackRecEnableArgs"), "type": String("object")} }, Tool { name: "undo", description: "Undoes the last action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "goto_start", description: "Moves the playhead to the session start.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_strip_plugin_active", description: "Activates or deactivates a plugin on a specific strip slot.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"active_state": Object {"description": String("The desired activation state (true for active, false for inactive)."), "type": String("boolean")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("active_state"), String("plugin_slot"), String("rid")], "title": String("SetStripPluginActiveArgs"), "type": String("object")} }, Tool { name: "redo", description: "Redoes the last undone action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "loop_toggle", description: "Toggles loop playback mode.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "toggle_punch_out", description: "Toggles the Punch Out state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "goto_end", description: "Moves the playhead to the session end.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "prev_marker", description: "Moves the playhead to the previous location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }] }), Number(1)))
+2026-06-30T11:48:57.569462Z  INFO serve_inner: rmcp::service: Service initialized as server peer_info=InitializeRequestParam { protocol_version: ProtocolVersion("2025-11-25"), capabilities: ClientCapabilities { experimental: None, roots: Some(RootsCapabilities { list_changed: None }), sampling: None }, client_info: Implementation { name: "claude-code", version: "2.1.196" } }
+2026-06-30T11:48:57.569542Z  INFO ardour_mcp_server: Ardour MCP server started and waiting for connections...
+2026-06-30T11:48:57.569600Z DEBUG rmcp::service: new event evt=PeerMessage(Request(ListToolsRequest(Request { method: ListToolsRequestMethod, params: None }), Number(1)))
+2026-06-30T11:48:57.569613Z  INFO ardour_mcp_server: Starting OSC listener for Ardour events on 127.0.0.1:9099
+2026-06-30T11:48:57.569615Z  INFO rmcp::service: received request id=1 request=ListToolsRequest(Request { method: ListToolsRequestMethod, params: None })
+2026-06-30T11:48:57.569647Z DEBUG rmcp::service: new event evt=PeerMessage(Request(ListResourcesRequest(Request { method: ListResourcesRequestMethod, params: None }), Number(2)))
+2026-06-30T11:48:57.569649Z  INFO rmcp::service: received request id=2 request=ListResourcesRequest(Request { method: ListResourcesRequestMethod, params: None })
+2026-06-30T11:48:57.569685Z ERROR ardour_mcp_server: OSC listener task failed: Failed to bind Tokio UDP socket for OSC on 127.0.0.1:9099: Address already in use (os error 98)
+2026-06-30T11:48:57.569701Z DEBUG ardour_mcp_server: Listing resources. Count: 2, Content: [Annotated { raw: RawResource { uri: "ardour:/state/playback", name: "Ardour Playback State", description: Some("Current playback state of Ardour (e.g., Playing, Stopped, Unknown)."), mime_type: None, size: None }, annotations: None }, Annotated { raw: RawResource { uri: "ardour:/state/transport_frame", name: "Ardour Transport Frame Position", description: Some("Current playhead position in samples. Returns 'Unknown' if not yet reported by Ardour."), mime_type: None, size: None }, annotations: None }]
+2026-06-30T11:48:57.569711Z  INFO rmcp::service: response message id=2 result=ListResourcesResult(ListResourcesResult { next_cursor: None, resources: [Annotated { raw: RawResource { uri: "ardour:/state/playback", name: "Ardour Playback State", description: Some("Current playback state of Ardour (e.g., Playing, Stopped, Unknown)."), mime_type: None, size: None }, annotations: None }, Annotated { raw: RawResource { uri: "ardour:/state/transport_frame", name: "Ardour Transport Frame Position", description: Some("Current playhead position in samples. Returns 'Unknown' if not yet reported by Ardour."), mime_type: None, size: None }, annotations: None }] })
+2026-06-30T11:48:57.569723Z DEBUG rmcp::service: new event evt=ToSink(Response(ListResourcesResult(ListResourcesResult { next_cursor: None, resources: [Annotated { raw: RawResource { uri: "ardour:/state/playback", name: "Ardour Playback State", description: Some("Current playback state of Ardour (e.g., Playing, Stopped, Unknown)."), mime_type: None, size: None }, annotations: None }, Annotated { raw: RawResource { uri: "ardour:/state/transport_frame", name: "Ardour Transport Frame Position", description: Some("Current playhead position in samples. Returns 'Unknown' if not yet reported by Ardour."), mime_type: None, size: None }, annotations: None }] }), Number(2)))
+2026-06-30T11:48:57.569863Z  INFO rmcp::service: response message id=1 result=ListToolsResult(ListToolsResult { next_cursor: None, tools: [Tool { name: "set_transport_speed", description: "Sets Ardour's transport speed. Valid range: -8.0 to 8.0.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"speed": Object {"description": String("The desired transport speed. Valid range: -8.0 to 8.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("speed")], "title": String("SetTransportSpeedArgs"), "type": String("object")} }, Tool { name: "select_strip", description: "Selects a specific strip (track/bus) in Ardour.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus to select."), "format": String("int32"), "type": String("integer")}, "select_state": Object {"description": String("The desired select state (true to select). Currently, only true (1) is effective for selection."), "type": String("boolean")}}, "required": Array [String("rid"), String("select_state")], "title": String("SelectStripArgs"), "type": String("object")} }, Tool { name: "set_strip_plugin_active", description: "Activates or deactivates a plugin on a specific strip slot.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"active_state": Object {"description": String("The desired activation state (true for active, false for inactive)."), "type": String("boolean")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("active_state"), String("plugin_slot"), String("rid")], "title": String("SetStripPluginActiveArgs"), "type": String("object")} }, Tool { name: "set_strip_pan_stereo_width", description: "Sets the stereo width for a panner on a stereo strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the stereo track/bus."), "format": String("int32"), "type": String("integer")}, "width": Object {"description": String("The desired stereo width. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("width")], "title": String("SetStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "goto_end", description: "Moves the playhead to the session end.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_trim_db", description: "Sets the trim of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_db": Object {"description": String("The desired trim in dB. Valid range: -20.0 to 20.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_db")], "title": String("SetTrackTrimDBArgs"), "type": String("object")} }, Tool { name: "set_strip_plugin_parameter", description: "Sets a specific parameter of a plugin on a strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"param_id": Object {"description": String("The 1-indexed ID of the parameter within the plugin."), "format": String("int32"), "type": String("integer")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "value": Object {"description": String("The desired parameter value, normalized (0.0 to 1.0)."), "format": String("float"), "type": String("number")}}, "required": Array [String("param_id"), String("plugin_slot"), String("rid"), String("value")], "title": String("SetStripPluginParameterArgs"), "type": String("object")} }, Tool { name: "redo", description: "Redoes the last undone action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "access_action", description: "Executes a specified Ardour menu action by its name.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"action_name": Object {"description": String("The name of the Ardour menu action to execute (e.g., 'Editor/zoom-to-session')."), "type": String("string")}}, "required": Array [String("action_name")], "title": String("AccessActionArgs"), "type": String("object")} }, Tool { name: "rewind", description: "Rewinds the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_mute", description: "Sets the mute state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"mute_state": Object {"description": String("The desired mute state (true for mute, false for unmute)."), "type": String("boolean")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("mute_state"), String("rid")], "title": String("SetTrackMuteArgs"), "type": String("object")} }, Tool { name: "loop_toggle", description: "Toggles loop playback mode.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "rec_enable_toggle", description: "Toggles the master record enable or selected track record enable.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "add_marker", description: "Adds a location marker at the current playhead position.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "transport_play", description: "Starts Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "locate", description: "Locates the playhead to a specific sample position and optionally starts playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"roll": Object {"description": String("Whether to start playing after locating. 0 for stop, 1 for play."), "format": String("int32"), "type": String("integer")}, "spos": Object {"description": String("The position in samples to locate to."), "format": String("int64"), "type": String("integer")}}, "required": Array [String("roll"), String("spos")], "title": String("LocateToolArgs"), "type": String("object")} }, Tool { name: "toggle_punch_in", description: "Toggles the Punch In state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_gain_db", description: "Sets the gain of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_db": Object {"description": String("The desired gain in dB. Valid range: -400.0 to 6.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_db"), String("rid")], "title": String("SetTrackGainDBArgs"), "type": String("object")} }, Tool { name: "undo", description: "Undoes the last action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "toggle_punch_out", description: "Toggles the Punch Out state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "next_marker", description: "Moves the playhead to the next location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "goto_start", description: "Moves the playhead to the session start.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "prev_marker", description: "Moves the playhead to the previous location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "transport_stop", description: "Stops Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_solo", description: "Sets the solo state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "solo_st": Object {"description": String("The desired solo state. 0 for solo off, 1 for solo on."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rid"), String("solo_st")], "title": String("SetTrackSoloArgs"), "type": String("object")} }, Tool { name: "toggle_all_rec_enables", description: "Toggles the record enable state for ALL tracks.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_rec_enable", description: "Sets the record enable state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rec_st": Object {"description": String("The desired record enable state. 0 for off, 1 for on."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rec_st"), String("rid")], "title": String("SetTrackRecEnableArgs"), "type": String("object")} }, Tool { name: "set_selected_strip_pan_stereo_width", description: "Sets the stereo width for the currently selected stereo strip's panner.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"width": Object {"description": String("The desired stereo width for the currently selected strip. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("width")], "title": String("SetSelectedStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "set_track_gain_abs", description: "Sets the absolute gain of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_abs": Object {"description": String("The desired absolute gain. Valid range: 0.0 to 2.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_abs"), String("rid")], "title": String("SetTrackGainAbsArgs"), "type": String("object")} }, Tool { name: "ffwd", description: "Fast forwards the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_trim_abs", description: "Sets the absolute trim of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_abs": Object {"description": String("The desired absolute trim. Valid range: 0.1 to 10.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_abs")], "title": String("SetTrackTrimAbsArgs"), "type": String("object")} }, Tool { name: "save_state", description: "Saves the current session state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }] })
+2026-06-30T11:48:57.569953Z DEBUG rmcp::service: new event evt=ToSink(Response(ListToolsResult(ListToolsResult { next_cursor: None, tools: [Tool { name: "set_transport_speed", description: "Sets Ardour's transport speed. Valid range: -8.0 to 8.0.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"speed": Object {"description": String("The desired transport speed. Valid range: -8.0 to 8.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("speed")], "title": String("SetTransportSpeedArgs"), "type": String("object")} }, Tool { name: "select_strip", description: "Selects a specific strip (track/bus) in Ardour.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus to select."), "format": String("int32"), "type": String("integer")}, "select_state": Object {"description": String("The desired select state (true to select). Currently, only true (1) is effective for selection."), "type": String("boolean")}}, "required": Array [String("rid"), String("select_state")], "title": String("SelectStripArgs"), "type": String("object")} }, Tool { name: "set_strip_plugin_active", description: "Activates or deactivates a plugin on a specific strip slot.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"active_state": Object {"description": String("The desired activation state (true for active, false for inactive)."), "type": String("boolean")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("active_state"), String("plugin_slot"), String("rid")], "title": String("SetStripPluginActiveArgs"), "type": String("object")} }, Tool { name: "set_strip_pan_stereo_width", description: "Sets the stereo width for a panner on a stereo strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the stereo track/bus."), "format": String("int32"), "type": String("integer")}, "width": Object {"description": String("The desired stereo width. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("width")], "title": String("SetStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "goto_end", description: "Moves the playhead to the session end.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_trim_db", description: "Sets the trim of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_db": Object {"description": String("The desired trim in dB. Valid range: -20.0 to 20.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_db")], "title": String("SetTrackTrimDBArgs"), "type": String("object")} }, Tool { name: "set_strip_plugin_parameter", description: "Sets a specific parameter of a plugin on a strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"param_id": Object {"description": String("The 1-indexed ID of the parameter within the plugin."), "format": String("int32"), "type": String("integer")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "value": Object {"description": String("The desired parameter value, normalized (0.0 to 1.0)."), "format": String("float"), "type": String("number")}}, "required": Array [String("param_id"), String("plugin_slot"), String("rid"), String("value")], "title": String("SetStripPluginParameterArgs"), "type": String("object")} }, Tool { name: "redo", description: "Redoes the last undone action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "access_action", description: "Executes a specified Ardour menu action by its name.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"action_name": Object {"description": String("The name of the Ardour menu action to execute (e.g., 'Editor/zoom-to-session')."), "type": String("string")}}, "required": Array [String("action_name")], "title": String("AccessActionArgs"), "type": String("object")} }, Tool { name: "rewind", description: "Rewinds the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_mute", description: "Sets the mute state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"mute_state": Object {"description": String("The desired mute state (true for mute, false for unmute)."), "type": String("boolean")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("mute_state"), String("rid")], "title": String("SetTrackMuteArgs"), "type": String("object")} }, Tool { name: "loop_toggle", description: "Toggles loop playback mode.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "rec_enable_toggle", description: "Toggles the master record enable or selected track record enable.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "add_marker", description: "Adds a location marker at the current playhead position.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "transport_play", description: "Starts Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "locate", description: "Locates the playhead to a specific sample position and optionally starts playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"roll": Object {"description": String("Whether to start playing after locating. 0 for stop, 1 for play."), "format": String("int32"), "type": String("integer")}, "spos": Object {"description": String("The position in samples to locate to."), "format": String("int64"), "type": String("integer")}}, "required": Array [String("roll"), String("spos")], "title": String("LocateToolArgs"), "type": String("object")} }, Tool { name: "toggle_punch_in", description: "Toggles the Punch In state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_gain_db", description: "Sets the gain of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_db": Object {"description": String("The desired gain in dB. Valid range: -400.0 to 6.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_db"), String("rid")], "title": String("SetTrackGainDBArgs"), "type": String("object")} }, Tool { name: "undo", description: "Undoes the last action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "toggle_punch_out", description: "Toggles the Punch Out state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "next_marker", description: "Moves the playhead to the next location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "goto_start", description: "Moves the playhead to the session start.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "prev_marker", description: "Moves the playhead to the previous location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "transport_stop", description: "Stops Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_solo", description: "Sets the solo state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "solo_st": Object {"description": String("The desired solo state. 0 for solo off, 1 for solo on."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rid"), String("solo_st")], "title": String("SetTrackSoloArgs"), "type": String("object")} }, Tool { name: "toggle_all_rec_enables", description: "Toggles the record enable state for ALL tracks.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_rec_enable", description: "Sets the record enable state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rec_st": Object {"description": String("The desired record enable state. 0 for off, 1 for on."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rec_st"), String("rid")], "title": String("SetTrackRecEnableArgs"), "type": String("object")} }, Tool { name: "set_selected_strip_pan_stereo_width", description: "Sets the stereo width for the currently selected stereo strip's panner.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"width": Object {"description": String("The desired stereo width for the currently selected strip. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("width")], "title": String("SetSelectedStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "set_track_gain_abs", description: "Sets the absolute gain of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_abs": Object {"description": String("The desired absolute gain. Valid range: 0.0 to 2.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_abs"), String("rid")], "title": String("SetTrackGainAbsArgs"), "type": String("object")} }, Tool { name: "ffwd", description: "Fast forwards the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_trim_abs", description: "Sets the absolute trim of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_abs": Object {"description": String("The desired absolute trim. Valid range: 0.1 to 10.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_abs")], "title": String("SetTrackTrimAbsArgs"), "type": String("object")} }, Tool { name: "save_state", description: "Saves the current session state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }] }), Number(1)))
+2026-06-30T12:08:53.000951Z  INFO ardour_mcp_server: 
+======================================================================
+NEW SERVER RUN: Tue, 30 Jun 2026 14:08:53 +0200
+======================================================================
+2026-06-30T12:08:53.000996Z  INFO ardour_mcp_server: Attempting to create OSC sender for Ardour at 127.0.0.1:3819
+2026-06-30T12:08:53.001034Z  INFO ardour_mcp_server: OSC sender created and connected to Ardour at 127.0.0.1:3819
+2026-06-30T12:08:53.001038Z  INFO ardour_mcp_server: Sending /set_surface to Ardour to enable OSC feedback.
+2026-06-30T12:08:53.001041Z  INFO ardour_mcp_server: Targeting feedback port: 9099
+2026-06-30T12:08:53.001664Z  INFO ardour_mcp_server: /set_surface command sent successfully to Ardour.
+2026-06-30T12:08:53.089098Z  INFO serve_inner: rmcp::service: Service initialized as server peer_info=InitializeRequestParam { protocol_version: ProtocolVersion("2025-11-25"), capabilities: ClientCapabilities { experimental: None, roots: Some(RootsCapabilities { list_changed: None }), sampling: None }, client_info: Implementation { name: "claude-code", version: "2.1.196" } }
+2026-06-30T12:08:53.089145Z  INFO ardour_mcp_server: Ardour MCP server started and waiting for connections...
+2026-06-30T12:08:53.089173Z DEBUG rmcp::service: new event evt=PeerMessage(Request(ListToolsRequest(Request { method: ListToolsRequestMethod, params: None }), Number(1)))
+2026-06-30T12:08:53.089184Z  INFO ardour_mcp_server: Starting OSC listener for Ardour events on 127.0.0.1:9099
+2026-06-30T12:08:53.089195Z  INFO rmcp::service: received request id=1 request=ListToolsRequest(Request { method: ListToolsRequestMethod, params: None })
+2026-06-30T12:08:53.089207Z DEBUG rmcp::service: new event evt=PeerMessage(Request(ListResourcesRequest(Request { method: ListResourcesRequestMethod, params: None }), Number(2)))
+2026-06-30T12:08:53.089208Z  INFO rmcp::service: received request id=2 request=ListResourcesRequest(Request { method: ListResourcesRequestMethod, params: None })
+2026-06-30T12:08:53.089219Z DEBUG ardour_mcp_server: Listing resources. Count: 2, Content: [Annotated { raw: RawResource { uri: "ardour:/state/playback", name: "Ardour Playback State", description: Some("Current playback state of Ardour (e.g., Playing, Stopped, Unknown)."), mime_type: None, size: None }, annotations: None }, Annotated { raw: RawResource { uri: "ardour:/state/transport_frame", name: "Ardour Transport Frame Position", description: Some("Current playhead position in samples. Returns 'Unknown' if not yet reported by Ardour."), mime_type: None, size: None }, annotations: None }]
+2026-06-30T12:08:53.089225Z  INFO rmcp::service: response message id=2 result=ListResourcesResult(ListResourcesResult { next_cursor: None, resources: [Annotated { raw: RawResource { uri: "ardour:/state/playback", name: "Ardour Playback State", description: Some("Current playback state of Ardour (e.g., Playing, Stopped, Unknown)."), mime_type: None, size: None }, annotations: None }, Annotated { raw: RawResource { uri: "ardour:/state/transport_frame", name: "Ardour Transport Frame Position", description: Some("Current playhead position in samples. Returns 'Unknown' if not yet reported by Ardour."), mime_type: None, size: None }, annotations: None }] })
+2026-06-30T12:08:53.089233Z DEBUG rmcp::service: new event evt=ToSink(Response(ListResourcesResult(ListResourcesResult { next_cursor: None, resources: [Annotated { raw: RawResource { uri: "ardour:/state/playback", name: "Ardour Playback State", description: Some("Current playback state of Ardour (e.g., Playing, Stopped, Unknown)."), mime_type: None, size: None }, annotations: None }, Annotated { raw: RawResource { uri: "ardour:/state/transport_frame", name: "Ardour Transport Frame Position", description: Some("Current playhead position in samples. Returns 'Unknown' if not yet reported by Ardour."), mime_type: None, size: None }, annotations: None }] }), Number(2)))
+2026-06-30T12:08:53.089239Z ERROR ardour_mcp_server: OSC listener task failed: Failed to bind Tokio UDP socket for OSC on 127.0.0.1:9099: Address already in use (os error 98)
+2026-06-30T12:08:53.089358Z  INFO rmcp::service: response message id=1 result=ListToolsResult(ListToolsResult { next_cursor: None, tools: [Tool { name: "toggle_punch_in", description: "Toggles the Punch In state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "add_marker", description: "Adds a location marker at the current playhead position.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "ffwd", description: "Fast forwards the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_strip_pan_stereo_width", description: "Sets the stereo width for a panner on a stereo strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the stereo track/bus."), "format": String("int32"), "type": String("integer")}, "width": Object {"description": String("The desired stereo width. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("width")], "title": String("SetStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "undo", description: "Undoes the last action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "transport_play", description: "Starts Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_solo", description: "Sets the solo state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "solo_st": Object {"description": String("The desired solo state. 0 for solo off, 1 for solo on."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rid"), String("solo_st")], "title": String("SetTrackSoloArgs"), "type": String("object")} }, Tool { name: "locate", description: "Locates the playhead to a specific sample position and optionally starts playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"roll": Object {"description": String("Whether to start playing after locating. 0 for stop, 1 for play."), "format": String("int32"), "type": String("integer")}, "spos": Object {"description": String("The position in samples to locate to."), "format": String("int64"), "type": String("integer")}}, "required": Array [String("roll"), String("spos")], "title": String("LocateToolArgs"), "type": String("object")} }, Tool { name: "transport_stop", description: "Stops Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "next_marker", description: "Moves the playhead to the next location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_transport_speed", description: "Sets Ardour's transport speed. Valid range: -8.0 to 8.0.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"speed": Object {"description": String("The desired transport speed. Valid range: -8.0 to 8.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("speed")], "title": String("SetTransportSpeedArgs"), "type": String("object")} }, Tool { name: "set_selected_strip_pan_stereo_width", description: "Sets the stereo width for the currently selected stereo strip's panner.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"width": Object {"description": String("The desired stereo width for the currently selected strip. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("width")], "title": String("SetSelectedStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "access_action", description: "Executes a specified Ardour menu action by its name.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"action_name": Object {"description": String("The name of the Ardour menu action to execute (e.g., 'Editor/zoom-to-session')."), "type": String("string")}}, "required": Array [String("action_name")], "title": String("AccessActionArgs"), "type": String("object")} }, Tool { name: "toggle_punch_out", description: "Toggles the Punch Out state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_trim_db", description: "Sets the trim of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_db": Object {"description": String("The desired trim in dB. Valid range: -20.0 to 20.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_db")], "title": String("SetTrackTrimDBArgs"), "type": String("object")} }, Tool { name: "select_strip", description: "Selects a specific strip (track/bus) in Ardour.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus to select."), "format": String("int32"), "type": String("integer")}, "select_state": Object {"description": String("The desired select state (true to select). Currently, only true (1) is effective for selection."), "type": String("boolean")}}, "required": Array [String("rid"), String("select_state")], "title": String("SelectStripArgs"), "type": String("object")} }, Tool { name: "set_track_gain_db", description: "Sets the gain of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_db": Object {"description": String("The desired gain in dB. Valid range: -400.0 to 6.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_db"), String("rid")], "title": String("SetTrackGainDBArgs"), "type": String("object")} }, Tool { name: "rec_enable_toggle", description: "Toggles the master record enable or selected track record enable.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_trim_abs", description: "Sets the absolute trim of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_abs": Object {"description": String("The desired absolute trim. Valid range: 0.1 to 10.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_abs")], "title": String("SetTrackTrimAbsArgs"), "type": String("object")} }, Tool { name: "toggle_all_rec_enables", description: "Toggles the record enable state for ALL tracks.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "rewind", description: "Rewinds the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "goto_start", description: "Moves the playhead to the session start.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_mute", description: "Sets the mute state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"mute_state": Object {"description": String("The desired mute state (true for mute, false for unmute)."), "type": String("boolean")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("mute_state"), String("rid")], "title": String("SetTrackMuteArgs"), "type": String("object")} }, Tool { name: "loop_toggle", description: "Toggles loop playback mode.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "goto_end", description: "Moves the playhead to the session end.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "save_state", description: "Saves the current session state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "redo", description: "Redoes the last undone action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_strip_plugin_active", description: "Activates or deactivates a plugin on a specific strip slot.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"active_state": Object {"description": String("The desired activation state (true for active, false for inactive)."), "type": String("boolean")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("active_state"), String("plugin_slot"), String("rid")], "title": String("SetStripPluginActiveArgs"), "type": String("object")} }, Tool { name: "set_strip_plugin_parameter", description: "Sets a specific parameter of a plugin on a strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"param_id": Object {"description": String("The 1-indexed ID of the parameter within the plugin."), "format": String("int32"), "type": String("integer")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "value": Object {"description": String("The desired parameter value, normalized (0.0 to 1.0)."), "format": String("float"), "type": String("number")}}, "required": Array [String("param_id"), String("plugin_slot"), String("rid"), String("value")], "title": String("SetStripPluginParameterArgs"), "type": String("object")} }, Tool { name: "prev_marker", description: "Moves the playhead to the previous location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_rec_enable", description: "Sets the record enable state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rec_st": Object {"description": String("The desired record enable state. 0 for off, 1 for on."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rec_st"), String("rid")], "title": String("SetTrackRecEnableArgs"), "type": String("object")} }, Tool { name: "set_track_gain_abs", description: "Sets the absolute gain of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_abs": Object {"description": String("The desired absolute gain. Valid range: 0.0 to 2.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_abs"), String("rid")], "title": String("SetTrackGainAbsArgs"), "type": String("object")} }] })
+2026-06-30T12:08:53.089425Z DEBUG rmcp::service: new event evt=ToSink(Response(ListToolsResult(ListToolsResult { next_cursor: None, tools: [Tool { name: "toggle_punch_in", description: "Toggles the Punch In state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "add_marker", description: "Adds a location marker at the current playhead position.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "ffwd", description: "Fast forwards the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_strip_pan_stereo_width", description: "Sets the stereo width for a panner on a stereo strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the stereo track/bus."), "format": String("int32"), "type": String("integer")}, "width": Object {"description": String("The desired stereo width. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("width")], "title": String("SetStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "undo", description: "Undoes the last action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "transport_play", description: "Starts Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_solo", description: "Sets the solo state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "solo_st": Object {"description": String("The desired solo state. 0 for solo off, 1 for solo on."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rid"), String("solo_st")], "title": String("SetTrackSoloArgs"), "type": String("object")} }, Tool { name: "locate", description: "Locates the playhead to a specific sample position and optionally starts playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"roll": Object {"description": String("Whether to start playing after locating. 0 for stop, 1 for play."), "format": String("int32"), "type": String("integer")}, "spos": Object {"description": String("The position in samples to locate to."), "format": String("int64"), "type": String("integer")}}, "required": Array [String("roll"), String("spos")], "title": String("LocateToolArgs"), "type": String("object")} }, Tool { name: "transport_stop", description: "Stops Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "next_marker", description: "Moves the playhead to the next location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_transport_speed", description: "Sets Ardour's transport speed. Valid range: -8.0 to 8.0.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"speed": Object {"description": String("The desired transport speed. Valid range: -8.0 to 8.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("speed")], "title": String("SetTransportSpeedArgs"), "type": String("object")} }, Tool { name: "set_selected_strip_pan_stereo_width", description: "Sets the stereo width for the currently selected stereo strip's panner.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"width": Object {"description": String("The desired stereo width for the currently selected strip. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("width")], "title": String("SetSelectedStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "access_action", description: "Executes a specified Ardour menu action by its name.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"action_name": Object {"description": String("The name of the Ardour menu action to execute (e.g., 'Editor/zoom-to-session')."), "type": String("string")}}, "required": Array [String("action_name")], "title": String("AccessActionArgs"), "type": String("object")} }, Tool { name: "toggle_punch_out", description: "Toggles the Punch Out state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_trim_db", description: "Sets the trim of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_db": Object {"description": String("The desired trim in dB. Valid range: -20.0 to 20.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_db")], "title": String("SetTrackTrimDBArgs"), "type": String("object")} }, Tool { name: "select_strip", description: "Selects a specific strip (track/bus) in Ardour.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus to select."), "format": String("int32"), "type": String("integer")}, "select_state": Object {"description": String("The desired select state (true to select). Currently, only true (1) is effective for selection."), "type": String("boolean")}}, "required": Array [String("rid"), String("select_state")], "title": String("SelectStripArgs"), "type": String("object")} }, Tool { name: "set_track_gain_db", description: "Sets the gain of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_db": Object {"description": String("The desired gain in dB. Valid range: -400.0 to 6.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_db"), String("rid")], "title": String("SetTrackGainDBArgs"), "type": String("object")} }, Tool { name: "rec_enable_toggle", description: "Toggles the master record enable or selected track record enable.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_trim_abs", description: "Sets the absolute trim of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_abs": Object {"description": String("The desired absolute trim. Valid range: 0.1 to 10.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_abs")], "title": String("SetTrackTrimAbsArgs"), "type": String("object")} }, Tool { name: "toggle_all_rec_enables", description: "Toggles the record enable state for ALL tracks.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "rewind", description: "Rewinds the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "goto_start", description: "Moves the playhead to the session start.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_mute", description: "Sets the mute state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"mute_state": Object {"description": String("The desired mute state (true for mute, false for unmute)."), "type": String("boolean")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("mute_state"), String("rid")], "title": String("SetTrackMuteArgs"), "type": String("object")} }, Tool { name: "loop_toggle", description: "Toggles loop playback mode.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "goto_end", description: "Moves the playhead to the session end.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "save_state", description: "Saves the current session state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "redo", description: "Redoes the last undone action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_strip_plugin_active", description: "Activates or deactivates a plugin on a specific strip slot.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"active_state": Object {"description": String("The desired activation state (true for active, false for inactive)."), "type": String("boolean")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("active_state"), String("plugin_slot"), String("rid")], "title": String("SetStripPluginActiveArgs"), "type": String("object")} }, Tool { name: "set_strip_plugin_parameter", description: "Sets a specific parameter of a plugin on a strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"param_id": Object {"description": String("The 1-indexed ID of the parameter within the plugin."), "format": String("int32"), "type": String("integer")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "value": Object {"description": String("The desired parameter value, normalized (0.0 to 1.0)."), "format": String("float"), "type": String("number")}}, "required": Array [String("param_id"), String("plugin_slot"), String("rid"), String("value")], "title": String("SetStripPluginParameterArgs"), "type": String("object")} }, Tool { name: "prev_marker", description: "Moves the playhead to the previous location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_rec_enable", description: "Sets the record enable state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rec_st": Object {"description": String("The desired record enable state. 0 for off, 1 for on."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rec_st"), String("rid")], "title": String("SetTrackRecEnableArgs"), "type": String("object")} }, Tool { name: "set_track_gain_abs", description: "Sets the absolute gain of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_abs": Object {"description": String("The desired absolute gain. Valid range: 0.0 to 2.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_abs"), String("rid")], "title": String("SetTrackGainAbsArgs"), "type": String("object")} }] }), Number(1)))
+2026-06-30T12:12:17.344926Z  INFO ardour_mcp_server: 
+======================================================================
+NEW SERVER RUN: Tue, 30 Jun 2026 14:12:17 +0200
+======================================================================
+2026-06-30T12:12:17.344966Z  INFO ardour_mcp_server: Attempting to create OSC sender for Ardour at 127.0.0.1:3819
+2026-06-30T12:12:17.344992Z  INFO ardour_mcp_server: OSC sender created and connected to Ardour at 127.0.0.1:3819
+2026-06-30T12:12:17.344995Z  INFO ardour_mcp_server: Sending /set_surface to Ardour to enable OSC feedback.
+2026-06-30T12:12:17.344998Z  INFO ardour_mcp_server: Targeting feedback port: 9099
+2026-06-30T12:12:17.345144Z  INFO ardour_mcp_server: /set_surface command sent successfully to Ardour.
+2026-06-30T12:12:17.447367Z  INFO serve_inner: rmcp::service: Service initialized as server peer_info=InitializeRequestParam { protocol_version: ProtocolVersion("2025-11-25"), capabilities: ClientCapabilities { experimental: None, roots: Some(RootsCapabilities { list_changed: None }), sampling: None }, client_info: Implementation { name: "claude-code", version: "2.1.196" } }
+2026-06-30T12:12:17.447416Z  INFO ardour_mcp_server: Ardour MCP server started and waiting for connections...
+2026-06-30T12:12:17.447450Z DEBUG rmcp::service: new event evt=PeerMessage(Request(ListToolsRequest(Request { method: ListToolsRequestMethod, params: None }), Number(1)))
+2026-06-30T12:12:17.447447Z  INFO ardour_mcp_server: Starting OSC listener for Ardour events on 127.0.0.1:9099
+2026-06-30T12:12:17.447463Z  INFO rmcp::service: received request id=1 request=ListToolsRequest(Request { method: ListToolsRequestMethod, params: None })
+2026-06-30T12:12:17.447480Z DEBUG rmcp::service: new event evt=PeerMessage(Request(ListResourcesRequest(Request { method: ListResourcesRequestMethod, params: None }), Number(2)))
+2026-06-30T12:12:17.447483Z  INFO rmcp::service: received request id=2 request=ListResourcesRequest(Request { method: ListResourcesRequestMethod, params: None })
+2026-06-30T12:12:17.447494Z DEBUG ardour_mcp_server: Listing resources. Count: 2, Content: [Annotated { raw: RawResource { uri: "ardour:/state/playback", name: "Ardour Playback State", description: Some("Current playback state of Ardour (e.g., Playing, Stopped, Unknown)."), mime_type: None, size: None }, annotations: None }, Annotated { raw: RawResource { uri: "ardour:/state/transport_frame", name: "Ardour Transport Frame Position", description: Some("Current playhead position in samples. Returns 'Unknown' if not yet reported by Ardour."), mime_type: None, size: None }, annotations: None }]
+2026-06-30T12:12:17.447511Z  INFO rmcp::service: response message id=2 result=ListResourcesResult(ListResourcesResult { next_cursor: None, resources: [Annotated { raw: RawResource { uri: "ardour:/state/playback", name: "Ardour Playback State", description: Some("Current playback state of Ardour (e.g., Playing, Stopped, Unknown)."), mime_type: None, size: None }, annotations: None }, Annotated { raw: RawResource { uri: "ardour:/state/transport_frame", name: "Ardour Transport Frame Position", description: Some("Current playhead position in samples. Returns 'Unknown' if not yet reported by Ardour."), mime_type: None, size: None }, annotations: None }] })
+2026-06-30T12:12:17.447520Z DEBUG rmcp::service: new event evt=ToSink(Response(ListResourcesResult(ListResourcesResult { next_cursor: None, resources: [Annotated { raw: RawResource { uri: "ardour:/state/playback", name: "Ardour Playback State", description: Some("Current playback state of Ardour (e.g., Playing, Stopped, Unknown)."), mime_type: None, size: None }, annotations: None }, Annotated { raw: RawResource { uri: "ardour:/state/transport_frame", name: "Ardour Transport Frame Position", description: Some("Current playhead position in samples. Returns 'Unknown' if not yet reported by Ardour."), mime_type: None, size: None }, annotations: None }] }), Number(2)))
+2026-06-30T12:12:17.447518Z ERROR ardour_mcp_server: OSC listener task failed: Failed to bind Tokio UDP socket for OSC on 127.0.0.1:9099: Address already in use (os error 98)
+2026-06-30T12:12:17.447603Z  INFO rmcp::service: response message id=1 result=ListToolsResult(ListToolsResult { next_cursor: None, tools: [Tool { name: "transport_play", description: "Starts Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_strip_plugin_parameter", description: "Sets a specific parameter of a plugin on a strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"param_id": Object {"description": String("The 1-indexed ID of the parameter within the plugin."), "format": String("int32"), "type": String("integer")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "value": Object {"description": String("The desired parameter value, normalized (0.0 to 1.0)."), "format": String("float"), "type": String("number")}}, "required": Array [String("param_id"), String("plugin_slot"), String("rid"), String("value")], "title": String("SetStripPluginParameterArgs"), "type": String("object")} }, Tool { name: "access_action", description: "Executes a specified Ardour menu action by its name.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"action_name": Object {"description": String("The name of the Ardour menu action to execute (e.g., 'Editor/zoom-to-session')."), "type": String("string")}}, "required": Array [String("action_name")], "title": String("AccessActionArgs"), "type": String("object")} }, Tool { name: "next_marker", description: "Moves the playhead to the next location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "undo", description: "Undoes the last action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_selected_strip_pan_stereo_width", description: "Sets the stereo width for the currently selected stereo strip's panner.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"width": Object {"description": String("The desired stereo width for the currently selected strip. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("width")], "title": String("SetSelectedStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "set_strip_plugin_active", description: "Activates or deactivates a plugin on a specific strip slot.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"active_state": Object {"description": String("The desired activation state (true for active, false for inactive)."), "type": String("boolean")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("active_state"), String("plugin_slot"), String("rid")], "title": String("SetStripPluginActiveArgs"), "type": String("object")} }, Tool { name: "rec_enable_toggle", description: "Toggles the master record enable or selected track record enable.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "locate", description: "Locates the playhead to a specific sample position and optionally starts playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"roll": Object {"description": String("Whether to start playing after locating. 0 for stop, 1 for play."), "format": String("int32"), "type": String("integer")}, "spos": Object {"description": String("The position in samples to locate to."), "format": String("int64"), "type": String("integer")}}, "required": Array [String("roll"), String("spos")], "title": String("LocateToolArgs"), "type": String("object")} }, Tool { name: "select_strip", description: "Selects a specific strip (track/bus) in Ardour.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus to select."), "format": String("int32"), "type": String("integer")}, "select_state": Object {"description": String("The desired select state (true to select). Currently, only true (1) is effective for selection."), "type": String("boolean")}}, "required": Array [String("rid"), String("select_state")], "title": String("SelectStripArgs"), "type": String("object")} }, Tool { name: "toggle_all_rec_enables", description: "Toggles the record enable state for ALL tracks.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_transport_speed", description: "Sets Ardour's transport speed. Valid range: -8.0 to 8.0.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"speed": Object {"description": String("The desired transport speed. Valid range: -8.0 to 8.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("speed")], "title": String("SetTransportSpeedArgs"), "type": String("object")} }, Tool { name: "ffwd", description: "Fast forwards the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_mute", description: "Sets the mute state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"mute_state": Object {"description": String("The desired mute state (true for mute, false for unmute)."), "type": String("boolean")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("mute_state"), String("rid")], "title": String("SetTrackMuteArgs"), "type": String("object")} }, Tool { name: "set_track_trim_db", description: "Sets the trim of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_db": Object {"description": String("The desired trim in dB. Valid range: -20.0 to 20.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_db")], "title": String("SetTrackTrimDBArgs"), "type": String("object")} }, Tool { name: "toggle_punch_out", description: "Toggles the Punch Out state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_strip_pan_stereo_width", description: "Sets the stereo width for a panner on a stereo strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the stereo track/bus."), "format": String("int32"), "type": String("integer")}, "width": Object {"description": String("The desired stereo width. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("width")], "title": String("SetStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "loop_toggle", description: "Toggles loop playback mode.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "goto_end", description: "Moves the playhead to the session end.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "transport_stop", description: "Stops Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "goto_start", description: "Moves the playhead to the session start.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "redo", description: "Redoes the last undone action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_solo", description: "Sets the solo state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "solo_st": Object {"description": String("The desired solo state. 0 for solo off, 1 for solo on."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rid"), String("solo_st")], "title": String("SetTrackSoloArgs"), "type": String("object")} }, Tool { name: "rewind", description: "Rewinds the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "save_state", description: "Saves the current session state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_gain_db", description: "Sets the gain of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_db": Object {"description": String("The desired gain in dB. Valid range: -400.0 to 6.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_db"), String("rid")], "title": String("SetTrackGainDBArgs"), "type": String("object")} }, Tool { name: "set_track_gain_abs", description: "Sets the absolute gain of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_abs": Object {"description": String("The desired absolute gain. Valid range: 0.0 to 2.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_abs"), String("rid")], "title": String("SetTrackGainAbsArgs"), "type": String("object")} }, Tool { name: "toggle_punch_in", description: "Toggles the Punch In state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "prev_marker", description: "Moves the playhead to the previous location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_trim_abs", description: "Sets the absolute trim of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_abs": Object {"description": String("The desired absolute trim. Valid range: 0.1 to 10.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_abs")], "title": String("SetTrackTrimAbsArgs"), "type": String("object")} }, Tool { name: "add_marker", description: "Adds a location marker at the current playhead position.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_rec_enable", description: "Sets the record enable state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rec_st": Object {"description": String("The desired record enable state. 0 for off, 1 for on."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rec_st"), String("rid")], "title": String("SetTrackRecEnableArgs"), "type": String("object")} }] })
+2026-06-30T12:12:17.447649Z DEBUG rmcp::service: new event evt=ToSink(Response(ListToolsResult(ListToolsResult { next_cursor: None, tools: [Tool { name: "transport_play", description: "Starts Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_strip_plugin_parameter", description: "Sets a specific parameter of a plugin on a strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"param_id": Object {"description": String("The 1-indexed ID of the parameter within the plugin."), "format": String("int32"), "type": String("integer")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "value": Object {"description": String("The desired parameter value, normalized (0.0 to 1.0)."), "format": String("float"), "type": String("number")}}, "required": Array [String("param_id"), String("plugin_slot"), String("rid"), String("value")], "title": String("SetStripPluginParameterArgs"), "type": String("object")} }, Tool { name: "access_action", description: "Executes a specified Ardour menu action by its name.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"action_name": Object {"description": String("The name of the Ardour menu action to execute (e.g., 'Editor/zoom-to-session')."), "type": String("string")}}, "required": Array [String("action_name")], "title": String("AccessActionArgs"), "type": String("object")} }, Tool { name: "next_marker", description: "Moves the playhead to the next location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "undo", description: "Undoes the last action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_selected_strip_pan_stereo_width", description: "Sets the stereo width for the currently selected stereo strip's panner.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"width": Object {"description": String("The desired stereo width for the currently selected strip. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("width")], "title": String("SetSelectedStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "set_strip_plugin_active", description: "Activates or deactivates a plugin on a specific strip slot.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"active_state": Object {"description": String("The desired activation state (true for active, false for inactive)."), "type": String("boolean")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("active_state"), String("plugin_slot"), String("rid")], "title": String("SetStripPluginActiveArgs"), "type": String("object")} }, Tool { name: "rec_enable_toggle", description: "Toggles the master record enable or selected track record enable.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "locate", description: "Locates the playhead to a specific sample position and optionally starts playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"roll": Object {"description": String("Whether to start playing after locating. 0 for stop, 1 for play."), "format": String("int32"), "type": String("integer")}, "spos": Object {"description": String("The position in samples to locate to."), "format": String("int64"), "type": String("integer")}}, "required": Array [String("roll"), String("spos")], "title": String("LocateToolArgs"), "type": String("object")} }, Tool { name: "select_strip", description: "Selects a specific strip (track/bus) in Ardour.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus to select."), "format": String("int32"), "type": String("integer")}, "select_state": Object {"description": String("The desired select state (true to select). Currently, only true (1) is effective for selection."), "type": String("boolean")}}, "required": Array [String("rid"), String("select_state")], "title": String("SelectStripArgs"), "type": String("object")} }, Tool { name: "toggle_all_rec_enables", description: "Toggles the record enable state for ALL tracks.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_transport_speed", description: "Sets Ardour's transport speed. Valid range: -8.0 to 8.0.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"speed": Object {"description": String("The desired transport speed. Valid range: -8.0 to 8.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("speed")], "title": String("SetTransportSpeedArgs"), "type": String("object")} }, Tool { name: "ffwd", description: "Fast forwards the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_mute", description: "Sets the mute state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"mute_state": Object {"description": String("The desired mute state (true for mute, false for unmute)."), "type": String("boolean")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("mute_state"), String("rid")], "title": String("SetTrackMuteArgs"), "type": String("object")} }, Tool { name: "set_track_trim_db", description: "Sets the trim of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_db": Object {"description": String("The desired trim in dB. Valid range: -20.0 to 20.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_db")], "title": String("SetTrackTrimDBArgs"), "type": String("object")} }, Tool { name: "toggle_punch_out", description: "Toggles the Punch Out state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_strip_pan_stereo_width", description: "Sets the stereo width for a panner on a stereo strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the stereo track/bus."), "format": String("int32"), "type": String("integer")}, "width": Object {"description": String("The desired stereo width. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("width")], "title": String("SetStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "loop_toggle", description: "Toggles loop playback mode.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "goto_end", description: "Moves the playhead to the session end.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "transport_stop", description: "Stops Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "goto_start", description: "Moves the playhead to the session start.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "redo", description: "Redoes the last undone action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_solo", description: "Sets the solo state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "solo_st": Object {"description": String("The desired solo state. 0 for solo off, 1 for solo on."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rid"), String("solo_st")], "title": String("SetTrackSoloArgs"), "type": String("object")} }, Tool { name: "rewind", description: "Rewinds the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "save_state", description: "Saves the current session state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_gain_db", description: "Sets the gain of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_db": Object {"description": String("The desired gain in dB. Valid range: -400.0 to 6.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_db"), String("rid")], "title": String("SetTrackGainDBArgs"), "type": String("object")} }, Tool { name: "set_track_gain_abs", description: "Sets the absolute gain of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_abs": Object {"description": String("The desired absolute gain. Valid range: 0.0 to 2.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_abs"), String("rid")], "title": String("SetTrackGainAbsArgs"), "type": String("object")} }, Tool { name: "toggle_punch_in", description: "Toggles the Punch In state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "prev_marker", description: "Moves the playhead to the previous location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_trim_abs", description: "Sets the absolute trim of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_abs": Object {"description": String("The desired absolute trim. Valid range: 0.1 to 10.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_abs")], "title": String("SetTrackTrimAbsArgs"), "type": String("object")} }, Tool { name: "add_marker", description: "Adds a location marker at the current playhead position.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_rec_enable", description: "Sets the record enable state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rec_st": Object {"description": String("The desired record enable state. 0 for off, 1 for on."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rec_st"), String("rid")], "title": String("SetTrackRecEnableArgs"), "type": String("object")} }] }), Number(1)))
+2026-06-30T13:18:27.385586Z  INFO ardour_mcp_server: 
+======================================================================
+NEW SERVER RUN: Tue, 30 Jun 2026 15:18:27 +0200
+======================================================================
+2026-06-30T13:18:27.385639Z  INFO ardour_mcp_server: Attempting to create OSC sender for Ardour at 127.0.0.1:3819
+2026-06-30T13:18:27.385670Z  INFO ardour_mcp_server: OSC sender created and connected to Ardour at 127.0.0.1:3819
+2026-06-30T13:18:27.385674Z  INFO ardour_mcp_server: Sending /set_surface to Ardour to enable OSC feedback.
+2026-06-30T13:18:27.385677Z  INFO ardour_mcp_server: Targeting feedback port: 9099
+2026-06-30T13:18:27.385869Z  INFO ardour_mcp_server: /set_surface command sent successfully to Ardour.
+2026-06-30T13:18:27.489761Z  INFO serve_inner: rmcp::service: Service initialized as server peer_info=InitializeRequestParam { protocol_version: ProtocolVersion("2025-11-25"), capabilities: ClientCapabilities { experimental: None, roots: Some(RootsCapabilities { list_changed: None }), sampling: None }, client_info: Implementation { name: "claude-code", version: "2.1.196" } }
+2026-06-30T13:18:27.489848Z  INFO ardour_mcp_server: Ardour MCP server started and waiting for connections...
+2026-06-30T13:18:27.489898Z DEBUG rmcp::service: new event evt=PeerMessage(Request(ListToolsRequest(Request { method: ListToolsRequestMethod, params: None }), Number(1)))
+2026-06-30T13:18:27.489906Z  INFO ardour_mcp_server: Starting OSC listener for Ardour events on 127.0.0.1:9099
+2026-06-30T13:18:27.489914Z  INFO rmcp::service: received request id=1 request=ListToolsRequest(Request { method: ListToolsRequestMethod, params: None })
+2026-06-30T13:18:27.489940Z DEBUG rmcp::service: new event evt=PeerMessage(Request(ListResourcesRequest(Request { method: ListResourcesRequestMethod, params: None }), Number(2)))
+2026-06-30T13:18:27.489944Z  INFO rmcp::service: received request id=2 request=ListResourcesRequest(Request { method: ListResourcesRequestMethod, params: None })
+2026-06-30T13:18:27.489968Z DEBUG ardour_mcp_server: Listing resources. Count: 2, Content: [Annotated { raw: RawResource { uri: "ardour:/state/playback", name: "Ardour Playback State", description: Some("Current playback state of Ardour (e.g., Playing, Stopped, Unknown)."), mime_type: None, size: None }, annotations: None }, Annotated { raw: RawResource { uri: "ardour:/state/transport_frame", name: "Ardour Transport Frame Position", description: Some("Current playhead position in samples. Returns 'Unknown' if not yet reported by Ardour."), mime_type: None, size: None }, annotations: None }]
+2026-06-30T13:18:27.489982Z  INFO rmcp::service: response message id=2 result=ListResourcesResult(ListResourcesResult { next_cursor: None, resources: [Annotated { raw: RawResource { uri: "ardour:/state/playback", name: "Ardour Playback State", description: Some("Current playback state of Ardour (e.g., Playing, Stopped, Unknown)."), mime_type: None, size: None }, annotations: None }, Annotated { raw: RawResource { uri: "ardour:/state/transport_frame", name: "Ardour Transport Frame Position", description: Some("Current playhead position in samples. Returns 'Unknown' if not yet reported by Ardour."), mime_type: None, size: None }, annotations: None }] })
+2026-06-30T13:18:27.489988Z ERROR ardour_mcp_server: OSC listener task failed: Failed to bind Tokio UDP socket for OSC on 127.0.0.1:9099: Address already in use (os error 98)
+2026-06-30T13:18:27.489997Z DEBUG rmcp::service: new event evt=ToSink(Response(ListResourcesResult(ListResourcesResult { next_cursor: None, resources: [Annotated { raw: RawResource { uri: "ardour:/state/playback", name: "Ardour Playback State", description: Some("Current playback state of Ardour (e.g., Playing, Stopped, Unknown)."), mime_type: None, size: None }, annotations: None }, Annotated { raw: RawResource { uri: "ardour:/state/transport_frame", name: "Ardour Transport Frame Position", description: Some("Current playhead position in samples. Returns 'Unknown' if not yet reported by Ardour."), mime_type: None, size: None }, annotations: None }] }), Number(2)))
+2026-06-30T13:18:27.490247Z  INFO rmcp::service: response message id=1 result=ListToolsResult(ListToolsResult { next_cursor: None, tools: [Tool { name: "goto_end", description: "Moves the playhead to the session end.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "prev_marker", description: "Moves the playhead to the previous location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "rewind", description: "Rewinds the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_rec_enable", description: "Sets the record enable state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rec_st": Object {"description": String("The desired record enable state. 0 for off, 1 for on."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rec_st"), String("rid")], "title": String("SetTrackRecEnableArgs"), "type": String("object")} }, Tool { name: "transport_stop", description: "Stops Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "add_marker", description: "Adds a location marker at the current playhead position.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "access_action", description: "Executes a specified Ardour menu action by its name.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"action_name": Object {"description": String("The name of the Ardour menu action to execute (e.g., 'Editor/zoom-to-session')."), "type": String("string")}}, "required": Array [String("action_name")], "title": String("AccessActionArgs"), "type": String("object")} }, Tool { name: "redo", description: "Redoes the last undone action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "toggle_punch_in", description: "Toggles the Punch In state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "locate", description: "Locates the playhead to a specific sample position and optionally starts playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"roll": Object {"description": String("Whether to start playing after locating. 0 for stop, 1 for play."), "format": String("int32"), "type": String("integer")}, "spos": Object {"description": String("The position in samples to locate to."), "format": String("int64"), "type": String("integer")}}, "required": Array [String("roll"), String("spos")], "title": String("LocateToolArgs"), "type": String("object")} }, Tool { name: "set_transport_speed", description: "Sets Ardour's transport speed. Valid range: -8.0 to 8.0.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"speed": Object {"description": String("The desired transport speed. Valid range: -8.0 to 8.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("speed")], "title": String("SetTransportSpeedArgs"), "type": String("object")} }, Tool { name: "set_track_gain_abs", description: "Sets the absolute gain of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_abs": Object {"description": String("The desired absolute gain. Valid range: 0.0 to 2.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_abs"), String("rid")], "title": String("SetTrackGainAbsArgs"), "type": String("object")} }, Tool { name: "set_track_gain_db", description: "Sets the gain of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_db": Object {"description": String("The desired gain in dB. Valid range: -400.0 to 6.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_db"), String("rid")], "title": String("SetTrackGainDBArgs"), "type": String("object")} }, Tool { name: "undo", description: "Undoes the last action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "toggle_all_rec_enables", description: "Toggles the record enable state for ALL tracks.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "next_marker", description: "Moves the playhead to the next location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "toggle_punch_out", description: "Toggles the Punch Out state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_strip_plugin_parameter", description: "Sets a specific parameter of a plugin on a strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"param_id": Object {"description": String("The 1-indexed ID of the parameter within the plugin."), "format": String("int32"), "type": String("integer")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "value": Object {"description": String("The desired parameter value, normalized (0.0 to 1.0)."), "format": String("float"), "type": String("number")}}, "required": Array [String("param_id"), String("plugin_slot"), String("rid"), String("value")], "title": String("SetStripPluginParameterArgs"), "type": String("object")} }, Tool { name: "rec_enable_toggle", description: "Toggles the master record enable or selected track record enable.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "ffwd", description: "Fast forwards the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_trim_abs", description: "Sets the absolute trim of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_abs": Object {"description": String("The desired absolute trim. Valid range: 0.1 to 10.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_abs")], "title": String("SetTrackTrimAbsArgs"), "type": String("object")} }, Tool { name: "goto_start", description: "Moves the playhead to the session start.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "loop_toggle", description: "Toggles loop playback mode.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_mute", description: "Sets the mute state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"mute_state": Object {"description": String("The desired mute state (true for mute, false for unmute)."), "type": String("boolean")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("mute_state"), String("rid")], "title": String("SetTrackMuteArgs"), "type": String("object")} }, Tool { name: "set_strip_plugin_active", description: "Activates or deactivates a plugin on a specific strip slot.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"active_state": Object {"description": String("The desired activation state (true for active, false for inactive)."), "type": String("boolean")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("active_state"), String("plugin_slot"), String("rid")], "title": String("SetStripPluginActiveArgs"), "type": String("object")} }, Tool { name: "set_track_solo", description: "Sets the solo state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "solo_st": Object {"description": String("The desired solo state. 0 for solo off, 1 for solo on."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rid"), String("solo_st")], "title": String("SetTrackSoloArgs"), "type": String("object")} }, Tool { name: "set_strip_pan_stereo_width", description: "Sets the stereo width for a panner on a stereo strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the stereo track/bus."), "format": String("int32"), "type": String("integer")}, "width": Object {"description": String("The desired stereo width. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("width")], "title": String("SetStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "select_strip", description: "Selects a specific strip (track/bus) in Ardour.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus to select."), "format": String("int32"), "type": String("integer")}, "select_state": Object {"description": String("The desired select state (true to select). Currently, only true (1) is effective for selection."), "type": String("boolean")}}, "required": Array [String("rid"), String("select_state")], "title": String("SelectStripArgs"), "type": String("object")} }, Tool { name: "transport_play", description: "Starts Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_trim_db", description: "Sets the trim of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_db": Object {"description": String("The desired trim in dB. Valid range: -20.0 to 20.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_db")], "title": String("SetTrackTrimDBArgs"), "type": String("object")} }, Tool { name: "set_selected_strip_pan_stereo_width", description: "Sets the stereo width for the currently selected stereo strip's panner.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"width": Object {"description": String("The desired stereo width for the currently selected strip. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("width")], "title": String("SetSelectedStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "save_state", description: "Saves the current session state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }] })
+2026-06-30T13:18:27.490334Z DEBUG rmcp::service: new event evt=ToSink(Response(ListToolsResult(ListToolsResult { next_cursor: None, tools: [Tool { name: "goto_end", description: "Moves the playhead to the session end.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "prev_marker", description: "Moves the playhead to the previous location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "rewind", description: "Rewinds the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_rec_enable", description: "Sets the record enable state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rec_st": Object {"description": String("The desired record enable state. 0 for off, 1 for on."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rec_st"), String("rid")], "title": String("SetTrackRecEnableArgs"), "type": String("object")} }, Tool { name: "transport_stop", description: "Stops Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "add_marker", description: "Adds a location marker at the current playhead position.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "access_action", description: "Executes a specified Ardour menu action by its name.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"action_name": Object {"description": String("The name of the Ardour menu action to execute (e.g., 'Editor/zoom-to-session')."), "type": String("string")}}, "required": Array [String("action_name")], "title": String("AccessActionArgs"), "type": String("object")} }, Tool { name: "redo", description: "Redoes the last undone action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "toggle_punch_in", description: "Toggles the Punch In state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "locate", description: "Locates the playhead to a specific sample position and optionally starts playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"roll": Object {"description": String("Whether to start playing after locating. 0 for stop, 1 for play."), "format": String("int32"), "type": String("integer")}, "spos": Object {"description": String("The position in samples to locate to."), "format": String("int64"), "type": String("integer")}}, "required": Array [String("roll"), String("spos")], "title": String("LocateToolArgs"), "type": String("object")} }, Tool { name: "set_transport_speed", description: "Sets Ardour's transport speed. Valid range: -8.0 to 8.0.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"speed": Object {"description": String("The desired transport speed. Valid range: -8.0 to 8.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("speed")], "title": String("SetTransportSpeedArgs"), "type": String("object")} }, Tool { name: "set_track_gain_abs", description: "Sets the absolute gain of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_abs": Object {"description": String("The desired absolute gain. Valid range: 0.0 to 2.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_abs"), String("rid")], "title": String("SetTrackGainAbsArgs"), "type": String("object")} }, Tool { name: "set_track_gain_db", description: "Sets the gain of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_db": Object {"description": String("The desired gain in dB. Valid range: -400.0 to 6.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_db"), String("rid")], "title": String("SetTrackGainDBArgs"), "type": String("object")} }, Tool { name: "undo", description: "Undoes the last action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "toggle_all_rec_enables", description: "Toggles the record enable state for ALL tracks.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "next_marker", description: "Moves the playhead to the next location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "toggle_punch_out", description: "Toggles the Punch Out state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_strip_plugin_parameter", description: "Sets a specific parameter of a plugin on a strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"param_id": Object {"description": String("The 1-indexed ID of the parameter within the plugin."), "format": String("int32"), "type": String("integer")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "value": Object {"description": String("The desired parameter value, normalized (0.0 to 1.0)."), "format": String("float"), "type": String("number")}}, "required": Array [String("param_id"), String("plugin_slot"), String("rid"), String("value")], "title": String("SetStripPluginParameterArgs"), "type": String("object")} }, Tool { name: "rec_enable_toggle", description: "Toggles the master record enable or selected track record enable.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "ffwd", description: "Fast forwards the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_trim_abs", description: "Sets the absolute trim of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_abs": Object {"description": String("The desired absolute trim. Valid range: 0.1 to 10.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_abs")], "title": String("SetTrackTrimAbsArgs"), "type": String("object")} }, Tool { name: "goto_start", description: "Moves the playhead to the session start.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "loop_toggle", description: "Toggles loop playback mode.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_mute", description: "Sets the mute state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"mute_state": Object {"description": String("The desired mute state (true for mute, false for unmute)."), "type": String("boolean")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("mute_state"), String("rid")], "title": String("SetTrackMuteArgs"), "type": String("object")} }, Tool { name: "set_strip_plugin_active", description: "Activates or deactivates a plugin on a specific strip slot.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"active_state": Object {"description": String("The desired activation state (true for active, false for inactive)."), "type": String("boolean")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("active_state"), String("plugin_slot"), String("rid")], "title": String("SetStripPluginActiveArgs"), "type": String("object")} }, Tool { name: "set_track_solo", description: "Sets the solo state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "solo_st": Object {"description": String("The desired solo state. 0 for solo off, 1 for solo on."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rid"), String("solo_st")], "title": String("SetTrackSoloArgs"), "type": String("object")} }, Tool { name: "set_strip_pan_stereo_width", description: "Sets the stereo width for a panner on a stereo strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the stereo track/bus."), "format": String("int32"), "type": String("integer")}, "width": Object {"description": String("The desired stereo width. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("width")], "title": String("SetStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "select_strip", description: "Selects a specific strip (track/bus) in Ardour.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus to select."), "format": String("int32"), "type": String("integer")}, "select_state": Object {"description": String("The desired select state (true to select). Currently, only true (1) is effective for selection."), "type": String("boolean")}}, "required": Array [String("rid"), String("select_state")], "title": String("SelectStripArgs"), "type": String("object")} }, Tool { name: "transport_play", description: "Starts Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_trim_db", description: "Sets the trim of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_db": Object {"description": String("The desired trim in dB. Valid range: -20.0 to 20.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_db")], "title": String("SetTrackTrimDBArgs"), "type": String("object")} }, Tool { name: "set_selected_strip_pan_stereo_width", description: "Sets the stereo width for the currently selected stereo strip's panner.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"width": Object {"description": String("The desired stereo width for the currently selected strip. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("width")], "title": String("SetSelectedStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "save_state", description: "Saves the current session state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }] }), Number(1)))
+2026-06-30T13:18:27.535976Z  INFO ardour_mcp_server: 
+======================================================================
+NEW SERVER RUN: Tue, 30 Jun 2026 15:18:27 +0200
+======================================================================
+2026-06-30T13:18:27.536034Z  INFO ardour_mcp_server: Attempting to create OSC sender for Ardour at 127.0.0.1:3819
+2026-06-30T13:18:27.536096Z  INFO ardour_mcp_server: OSC sender created and connected to Ardour at 127.0.0.1:3819
+2026-06-30T13:18:27.536101Z  INFO ardour_mcp_server: Sending /set_surface to Ardour to enable OSC feedback.
+2026-06-30T13:18:27.536106Z  INFO ardour_mcp_server: Targeting feedback port: 9099
+2026-06-30T13:18:27.536334Z  INFO ardour_mcp_server: /set_surface command sent successfully to Ardour.
+2026-06-30T13:18:27.588516Z  INFO serve_inner: rmcp::service: Service initialized as server peer_info=InitializeRequestParam { protocol_version: ProtocolVersion("2025-11-25"), capabilities: ClientCapabilities { experimental: None, roots: Some(RootsCapabilities { list_changed: None }), sampling: None }, client_info: Implementation { name: "claude-code", version: "2.1.196" } }
+2026-06-30T13:18:27.588623Z  INFO ardour_mcp_server: Ardour MCP server started and waiting for connections...
+2026-06-30T13:18:27.588694Z  INFO ardour_mcp_server: Starting OSC listener for Ardour events on 127.0.0.1:9099
+2026-06-30T13:18:27.588734Z DEBUG rmcp::service: new event evt=PeerMessage(Request(ListToolsRequest(Request { method: ListToolsRequestMethod, params: None }), Number(1)))
+2026-06-30T13:18:27.588751Z  INFO rmcp::service: received request id=1 request=ListToolsRequest(Request { method: ListToolsRequestMethod, params: None })
+2026-06-30T13:18:27.588773Z DEBUG rmcp::service: new event evt=PeerMessage(Request(ListResourcesRequest(Request { method: ListResourcesRequestMethod, params: None }), Number(2)))
+2026-06-30T13:18:27.588777Z  INFO rmcp::service: received request id=2 request=ListResourcesRequest(Request { method: ListResourcesRequestMethod, params: None })
+2026-06-30T13:18:27.588779Z ERROR ardour_mcp_server: OSC listener task failed: Failed to bind Tokio UDP socket for OSC on 127.0.0.1:9099: Address already in use (os error 98)
+2026-06-30T13:18:27.588798Z DEBUG ardour_mcp_server: Listing resources. Count: 2, Content: [Annotated { raw: RawResource { uri: "ardour:/state/playback", name: "Ardour Playback State", description: Some("Current playback state of Ardour (e.g., Playing, Stopped, Unknown)."), mime_type: None, size: None }, annotations: None }, Annotated { raw: RawResource { uri: "ardour:/state/transport_frame", name: "Ardour Transport Frame Position", description: Some("Current playhead position in samples. Returns 'Unknown' if not yet reported by Ardour."), mime_type: None, size: None }, annotations: None }]
+2026-06-30T13:18:27.588812Z  INFO rmcp::service: response message id=2 result=ListResourcesResult(ListResourcesResult { next_cursor: None, resources: [Annotated { raw: RawResource { uri: "ardour:/state/playback", name: "Ardour Playback State", description: Some("Current playback state of Ardour (e.g., Playing, Stopped, Unknown)."), mime_type: None, size: None }, annotations: None }, Annotated { raw: RawResource { uri: "ardour:/state/transport_frame", name: "Ardour Transport Frame Position", description: Some("Current playhead position in samples. Returns 'Unknown' if not yet reported by Ardour."), mime_type: None, size: None }, annotations: None }] })
+2026-06-30T13:18:27.588824Z DEBUG rmcp::service: new event evt=ToSink(Response(ListResourcesResult(ListResourcesResult { next_cursor: None, resources: [Annotated { raw: RawResource { uri: "ardour:/state/playback", name: "Ardour Playback State", description: Some("Current playback state of Ardour (e.g., Playing, Stopped, Unknown)."), mime_type: None, size: None }, annotations: None }, Annotated { raw: RawResource { uri: "ardour:/state/transport_frame", name: "Ardour Transport Frame Position", description: Some("Current playhead position in samples. Returns 'Unknown' if not yet reported by Ardour."), mime_type: None, size: None }, annotations: None }] }), Number(2)))
+2026-06-30T13:18:27.589018Z  INFO rmcp::service: response message id=1 result=ListToolsResult(ListToolsResult { next_cursor: None, tools: [Tool { name: "access_action", description: "Executes a specified Ardour menu action by its name.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"action_name": Object {"description": String("The name of the Ardour menu action to execute (e.g., 'Editor/zoom-to-session')."), "type": String("string")}}, "required": Array [String("action_name")], "title": String("AccessActionArgs"), "type": String("object")} }, Tool { name: "next_marker", description: "Moves the playhead to the next location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "goto_start", description: "Moves the playhead to the session start.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "transport_play", description: "Starts Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "rewind", description: "Rewinds the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "prev_marker", description: "Moves the playhead to the previous location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_gain_abs", description: "Sets the absolute gain of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_abs": Object {"description": String("The desired absolute gain. Valid range: 0.0 to 2.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_abs"), String("rid")], "title": String("SetTrackGainAbsArgs"), "type": String("object")} }, Tool { name: "set_track_trim_db", description: "Sets the trim of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_db": Object {"description": String("The desired trim in dB. Valid range: -20.0 to 20.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_db")], "title": String("SetTrackTrimDBArgs"), "type": String("object")} }, Tool { name: "set_strip_plugin_parameter", description: "Sets a specific parameter of a plugin on a strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"param_id": Object {"description": String("The 1-indexed ID of the parameter within the plugin."), "format": String("int32"), "type": String("integer")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "value": Object {"description": String("The desired parameter value, normalized (0.0 to 1.0)."), "format": String("float"), "type": String("number")}}, "required": Array [String("param_id"), String("plugin_slot"), String("rid"), String("value")], "title": String("SetStripPluginParameterArgs"), "type": String("object")} }, Tool { name: "save_state", description: "Saves the current session state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "redo", description: "Redoes the last undone action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "undo", description: "Undoes the last action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_rec_enable", description: "Sets the record enable state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rec_st": Object {"description": String("The desired record enable state. 0 for off, 1 for on."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rec_st"), String("rid")], "title": String("SetTrackRecEnableArgs"), "type": String("object")} }, Tool { name: "transport_stop", description: "Stops Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "ffwd", description: "Fast forwards the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "locate", description: "Locates the playhead to a specific sample position and optionally starts playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"roll": Object {"description": String("Whether to start playing after locating. 0 for stop, 1 for play."), "format": String("int32"), "type": String("integer")}, "spos": Object {"description": String("The position in samples to locate to."), "format": String("int64"), "type": String("integer")}}, "required": Array [String("roll"), String("spos")], "title": String("LocateToolArgs"), "type": String("object")} }, Tool { name: "set_strip_plugin_active", description: "Activates or deactivates a plugin on a specific strip slot.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"active_state": Object {"description": String("The desired activation state (true for active, false for inactive)."), "type": String("boolean")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("active_state"), String("plugin_slot"), String("rid")], "title": String("SetStripPluginActiveArgs"), "type": String("object")} }, Tool { name: "toggle_punch_in", description: "Toggles the Punch In state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "toggle_punch_out", description: "Toggles the Punch Out state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "goto_end", description: "Moves the playhead to the session end.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "add_marker", description: "Adds a location marker at the current playhead position.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_mute", description: "Sets the mute state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"mute_state": Object {"description": String("The desired mute state (true for mute, false for unmute)."), "type": String("boolean")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("mute_state"), String("rid")], "title": String("SetTrackMuteArgs"), "type": String("object")} }, Tool { name: "set_track_solo", description: "Sets the solo state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "solo_st": Object {"description": String("The desired solo state. 0 for solo off, 1 for solo on."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rid"), String("solo_st")], "title": String("SetTrackSoloArgs"), "type": String("object")} }, Tool { name: "toggle_all_rec_enables", description: "Toggles the record enable state for ALL tracks.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_gain_db", description: "Sets the gain of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_db": Object {"description": String("The desired gain in dB. Valid range: -400.0 to 6.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_db"), String("rid")], "title": String("SetTrackGainDBArgs"), "type": String("object")} }, Tool { name: "rec_enable_toggle", description: "Toggles the master record enable or selected track record enable.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_transport_speed", description: "Sets Ardour's transport speed. Valid range: -8.0 to 8.0.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"speed": Object {"description": String("The desired transport speed. Valid range: -8.0 to 8.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("speed")], "title": String("SetTransportSpeedArgs"), "type": String("object")} }, Tool { name: "loop_toggle", description: "Toggles loop playback mode.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_selected_strip_pan_stereo_width", description: "Sets the stereo width for the currently selected stereo strip's panner.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"width": Object {"description": String("The desired stereo width for the currently selected strip. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("width")], "title": String("SetSelectedStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "set_track_trim_abs", description: "Sets the absolute trim of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_abs": Object {"description": String("The desired absolute trim. Valid range: 0.1 to 10.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_abs")], "title": String("SetTrackTrimAbsArgs"), "type": String("object")} }, Tool { name: "select_strip", description: "Selects a specific strip (track/bus) in Ardour.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus to select."), "format": String("int32"), "type": String("integer")}, "select_state": Object {"description": String("The desired select state (true to select). Currently, only true (1) is effective for selection."), "type": String("boolean")}}, "required": Array [String("rid"), String("select_state")], "title": String("SelectStripArgs"), "type": String("object")} }, Tool { name: "set_strip_pan_stereo_width", description: "Sets the stereo width for a panner on a stereo strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the stereo track/bus."), "format": String("int32"), "type": String("integer")}, "width": Object {"description": String("The desired stereo width. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("width")], "title": String("SetStripPanStereoWidthArgs"), "type": String("object")} }] })
+2026-06-30T13:18:27.589120Z DEBUG rmcp::service: new event evt=ToSink(Response(ListToolsResult(ListToolsResult { next_cursor: None, tools: [Tool { name: "access_action", description: "Executes a specified Ardour menu action by its name.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"action_name": Object {"description": String("The name of the Ardour menu action to execute (e.g., 'Editor/zoom-to-session')."), "type": String("string")}}, "required": Array [String("action_name")], "title": String("AccessActionArgs"), "type": String("object")} }, Tool { name: "next_marker", description: "Moves the playhead to the next location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "goto_start", description: "Moves the playhead to the session start.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "transport_play", description: "Starts Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "rewind", description: "Rewinds the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "prev_marker", description: "Moves the playhead to the previous location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_gain_abs", description: "Sets the absolute gain of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_abs": Object {"description": String("The desired absolute gain. Valid range: 0.0 to 2.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_abs"), String("rid")], "title": String("SetTrackGainAbsArgs"), "type": String("object")} }, Tool { name: "set_track_trim_db", description: "Sets the trim of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_db": Object {"description": String("The desired trim in dB. Valid range: -20.0 to 20.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_db")], "title": String("SetTrackTrimDBArgs"), "type": String("object")} }, Tool { name: "set_strip_plugin_parameter", description: "Sets a specific parameter of a plugin on a strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"param_id": Object {"description": String("The 1-indexed ID of the parameter within the plugin."), "format": String("int32"), "type": String("integer")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "value": Object {"description": String("The desired parameter value, normalized (0.0 to 1.0)."), "format": String("float"), "type": String("number")}}, "required": Array [String("param_id"), String("plugin_slot"), String("rid"), String("value")], "title": String("SetStripPluginParameterArgs"), "type": String("object")} }, Tool { name: "save_state", description: "Saves the current session state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "redo", description: "Redoes the last undone action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "undo", description: "Undoes the last action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_rec_enable", description: "Sets the record enable state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rec_st": Object {"description": String("The desired record enable state. 0 for off, 1 for on."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rec_st"), String("rid")], "title": String("SetTrackRecEnableArgs"), "type": String("object")} }, Tool { name: "transport_stop", description: "Stops Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "ffwd", description: "Fast forwards the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "locate", description: "Locates the playhead to a specific sample position and optionally starts playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"roll": Object {"description": String("Whether to start playing after locating. 0 for stop, 1 for play."), "format": String("int32"), "type": String("integer")}, "spos": Object {"description": String("The position in samples to locate to."), "format": String("int64"), "type": String("integer")}}, "required": Array [String("roll"), String("spos")], "title": String("LocateToolArgs"), "type": String("object")} }, Tool { name: "set_strip_plugin_active", description: "Activates or deactivates a plugin on a specific strip slot.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"active_state": Object {"description": String("The desired activation state (true for active, false for inactive)."), "type": String("boolean")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("active_state"), String("plugin_slot"), String("rid")], "title": String("SetStripPluginActiveArgs"), "type": String("object")} }, Tool { name: "toggle_punch_in", description: "Toggles the Punch In state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "toggle_punch_out", description: "Toggles the Punch Out state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "goto_end", description: "Moves the playhead to the session end.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "add_marker", description: "Adds a location marker at the current playhead position.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_mute", description: "Sets the mute state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"mute_state": Object {"description": String("The desired mute state (true for mute, false for unmute)."), "type": String("boolean")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("mute_state"), String("rid")], "title": String("SetTrackMuteArgs"), "type": String("object")} }, Tool { name: "set_track_solo", description: "Sets the solo state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "solo_st": Object {"description": String("The desired solo state. 0 for solo off, 1 for solo on."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rid"), String("solo_st")], "title": String("SetTrackSoloArgs"), "type": String("object")} }, Tool { name: "toggle_all_rec_enables", description: "Toggles the record enable state for ALL tracks.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_gain_db", description: "Sets the gain of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_db": Object {"description": String("The desired gain in dB. Valid range: -400.0 to 6.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_db"), String("rid")], "title": String("SetTrackGainDBArgs"), "type": String("object")} }, Tool { name: "rec_enable_toggle", description: "Toggles the master record enable or selected track record enable.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_transport_speed", description: "Sets Ardour's transport speed. Valid range: -8.0 to 8.0.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"speed": Object {"description": String("The desired transport speed. Valid range: -8.0 to 8.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("speed")], "title": String("SetTransportSpeedArgs"), "type": String("object")} }, Tool { name: "loop_toggle", description: "Toggles loop playback mode.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_selected_strip_pan_stereo_width", description: "Sets the stereo width for the currently selected stereo strip's panner.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"width": Object {"description": String("The desired stereo width for the currently selected strip. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("width")], "title": String("SetSelectedStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "set_track_trim_abs", description: "Sets the absolute trim of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_abs": Object {"description": String("The desired absolute trim. Valid range: 0.1 to 10.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_abs")], "title": String("SetTrackTrimAbsArgs"), "type": String("object")} }, Tool { name: "select_strip", description: "Selects a specific strip (track/bus) in Ardour.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus to select."), "format": String("int32"), "type": String("integer")}, "select_state": Object {"description": String("The desired select state (true to select). Currently, only true (1) is effective for selection."), "type": String("boolean")}}, "required": Array [String("rid"), String("select_state")], "title": String("SelectStripArgs"), "type": String("object")} }, Tool { name: "set_strip_pan_stereo_width", description: "Sets the stereo width for a panner on a stereo strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the stereo track/bus."), "format": String("int32"), "type": String("integer")}, "width": Object {"description": String("The desired stereo width. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("width")], "title": String("SetStripPanStereoWidthArgs"), "type": String("object")} }] }), Number(1)))
+2026-06-30T13:22:44.935550Z  INFO ardour_mcp_server: 
+======================================================================
+NEW SERVER RUN: Tue, 30 Jun 2026 15:22:44 +0200
+======================================================================
+2026-06-30T13:22:44.935581Z  INFO ardour_mcp_server: Attempting to create OSC sender for Ardour at 127.0.0.1:3819
+2026-06-30T13:22:44.935607Z  INFO ardour_mcp_server: OSC sender created and connected to Ardour at 127.0.0.1:3819
+2026-06-30T13:22:44.935609Z  INFO ardour_mcp_server: Sending /set_surface to Ardour to enable OSC feedback.
+2026-06-30T13:22:44.935612Z  INFO ardour_mcp_server: Targeting feedback port: 9099
+2026-06-30T13:22:44.935712Z  INFO ardour_mcp_server: /set_surface command sent successfully to Ardour.
+2026-06-30T13:22:44.995833Z  INFO serve_inner: rmcp::service: Service initialized as server peer_info=InitializeRequestParam { protocol_version: ProtocolVersion("2025-11-25"), capabilities: ClientCapabilities { experimental: None, roots: Some(RootsCapabilities { list_changed: None }), sampling: None }, client_info: Implementation { name: "claude-code", version: "2.1.196" } }
+2026-06-30T13:22:44.995883Z  INFO ardour_mcp_server: Ardour MCP server started and waiting for connections...
+2026-06-30T13:22:44.995911Z DEBUG rmcp::service: new event evt=PeerMessage(Request(ListToolsRequest(Request { method: ListToolsRequestMethod, params: None }), Number(1)))
+2026-06-30T13:22:44.995921Z  INFO ardour_mcp_server: Starting OSC listener for Ardour events on 127.0.0.1:9099
+2026-06-30T13:22:44.995924Z  INFO rmcp::service: received request id=1 request=ListToolsRequest(Request { method: ListToolsRequestMethod, params: None })
+2026-06-30T13:22:44.995950Z DEBUG rmcp::service: new event evt=PeerMessage(Request(ListResourcesRequest(Request { method: ListResourcesRequestMethod, params: None }), Number(2)))
+2026-06-30T13:22:44.995952Z  INFO rmcp::service: received request id=2 request=ListResourcesRequest(Request { method: ListResourcesRequestMethod, params: None })
+2026-06-30T13:22:44.995963Z DEBUG ardour_mcp_server: Listing resources. Count: 2, Content: [Annotated { raw: RawResource { uri: "ardour:/state/playback", name: "Ardour Playback State", description: Some("Current playback state of Ardour (e.g., Playing, Stopped, Unknown)."), mime_type: None, size: None }, annotations: None }, Annotated { raw: RawResource { uri: "ardour:/state/transport_frame", name: "Ardour Transport Frame Position", description: Some("Current playhead position in samples. Returns 'Unknown' if not yet reported by Ardour."), mime_type: None, size: None }, annotations: None }]
+2026-06-30T13:22:44.995976Z  INFO rmcp::service: response message id=2 result=ListResourcesResult(ListResourcesResult { next_cursor: None, resources: [Annotated { raw: RawResource { uri: "ardour:/state/playback", name: "Ardour Playback State", description: Some("Current playback state of Ardour (e.g., Playing, Stopped, Unknown)."), mime_type: None, size: None }, annotations: None }, Annotated { raw: RawResource { uri: "ardour:/state/transport_frame", name: "Ardour Transport Frame Position", description: Some("Current playhead position in samples. Returns 'Unknown' if not yet reported by Ardour."), mime_type: None, size: None }, annotations: None }] })
+2026-06-30T13:22:44.995983Z DEBUG rmcp::service: new event evt=ToSink(Response(ListResourcesResult(ListResourcesResult { next_cursor: None, resources: [Annotated { raw: RawResource { uri: "ardour:/state/playback", name: "Ardour Playback State", description: Some("Current playback state of Ardour (e.g., Playing, Stopped, Unknown)."), mime_type: None, size: None }, annotations: None }, Annotated { raw: RawResource { uri: "ardour:/state/transport_frame", name: "Ardour Transport Frame Position", description: Some("Current playhead position in samples. Returns 'Unknown' if not yet reported by Ardour."), mime_type: None, size: None }, annotations: None }] }), Number(2)))
+2026-06-30T13:22:44.995982Z ERROR ardour_mcp_server: OSC listener task failed: Failed to bind Tokio UDP socket for OSC on 127.0.0.1:9099: Address already in use (os error 98)
+2026-06-30T13:22:44.996110Z  INFO rmcp::service: response message id=1 result=ListToolsResult(ListToolsResult { next_cursor: None, tools: [Tool { name: "access_action", description: "Executes a specified Ardour menu action by its name.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"action_name": Object {"description": String("The name of the Ardour menu action to execute (e.g., 'Editor/zoom-to-session')."), "type": String("string")}}, "required": Array [String("action_name")], "title": String("AccessActionArgs"), "type": String("object")} }, Tool { name: "select_strip", description: "Selects a specific strip (track/bus) in Ardour.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus to select."), "format": String("int32"), "type": String("integer")}, "select_state": Object {"description": String("The desired select state (true to select). Currently, only true (1) is effective for selection."), "type": String("boolean")}}, "required": Array [String("rid"), String("select_state")], "title": String("SelectStripArgs"), "type": String("object")} }, Tool { name: "set_strip_plugin_parameter", description: "Sets a specific parameter of a plugin on a strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"param_id": Object {"description": String("The 1-indexed ID of the parameter within the plugin."), "format": String("int32"), "type": String("integer")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "value": Object {"description": String("The desired parameter value, normalized (0.0 to 1.0)."), "format": String("float"), "type": String("number")}}, "required": Array [String("param_id"), String("plugin_slot"), String("rid"), String("value")], "title": String("SetStripPluginParameterArgs"), "type": String("object")} }, Tool { name: "next_marker", description: "Moves the playhead to the next location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_mute", description: "Sets the mute state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"mute_state": Object {"description": String("The desired mute state (true for mute, false for unmute)."), "type": String("boolean")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("mute_state"), String("rid")], "title": String("SetTrackMuteArgs"), "type": String("object")} }, Tool { name: "set_track_gain_abs", description: "Sets the absolute gain of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_abs": Object {"description": String("The desired absolute gain. Valid range: 0.0 to 2.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_abs"), String("rid")], "title": String("SetTrackGainAbsArgs"), "type": String("object")} }, Tool { name: "locate", description: "Locates the playhead to a specific sample position and optionally starts playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"roll": Object {"description": String("Whether to start playing after locating. 0 for stop, 1 for play."), "format": String("int32"), "type": String("integer")}, "spos": Object {"description": String("The position in samples to locate to."), "format": String("int64"), "type": String("integer")}}, "required": Array [String("roll"), String("spos")], "title": String("LocateToolArgs"), "type": String("object")} }, Tool { name: "toggle_all_rec_enables", description: "Toggles the record enable state for ALL tracks.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "prev_marker", description: "Moves the playhead to the previous location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "add_marker", description: "Adds a location marker at the current playhead position.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "transport_play", description: "Starts Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_trim_abs", description: "Sets the absolute trim of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_abs": Object {"description": String("The desired absolute trim. Valid range: 0.1 to 10.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_abs")], "title": String("SetTrackTrimAbsArgs"), "type": String("object")} }, Tool { name: "set_strip_plugin_active", description: "Activates or deactivates a plugin on a specific strip slot.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"active_state": Object {"description": String("The desired activation state (true for active, false for inactive)."), "type": String("boolean")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("active_state"), String("plugin_slot"), String("rid")], "title": String("SetStripPluginActiveArgs"), "type": String("object")} }, Tool { name: "redo", description: "Redoes the last undone action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "toggle_punch_out", description: "Toggles the Punch Out state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "rewind", description: "Rewinds the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "rec_enable_toggle", description: "Toggles the master record enable or selected track record enable.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_strip_pan_stereo_width", description: "Sets the stereo width for a panner on a stereo strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the stereo track/bus."), "format": String("int32"), "type": String("integer")}, "width": Object {"description": String("The desired stereo width. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("width")], "title": String("SetStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "set_track_rec_enable", description: "Sets the record enable state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rec_st": Object {"description": String("The desired record enable state. 0 for off, 1 for on."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rec_st"), String("rid")], "title": String("SetTrackRecEnableArgs"), "type": String("object")} }, Tool { name: "undo", description: "Undoes the last action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_selected_strip_pan_stereo_width", description: "Sets the stereo width for the currently selected stereo strip's panner.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"width": Object {"description": String("The desired stereo width for the currently selected strip. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("width")], "title": String("SetSelectedStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "set_track_solo", description: "Sets the solo state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "solo_st": Object {"description": String("The desired solo state. 0 for solo off, 1 for solo on."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rid"), String("solo_st")], "title": String("SetTrackSoloArgs"), "type": String("object")} }, Tool { name: "save_state", description: "Saves the current session state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_gain_db", description: "Sets the gain of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_db": Object {"description": String("The desired gain in dB. Valid range: -400.0 to 6.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_db"), String("rid")], "title": String("SetTrackGainDBArgs"), "type": String("object")} }, Tool { name: "set_transport_speed", description: "Sets Ardour's transport speed. Valid range: -8.0 to 8.0.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"speed": Object {"description": String("The desired transport speed. Valid range: -8.0 to 8.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("speed")], "title": String("SetTransportSpeedArgs"), "type": String("object")} }, Tool { name: "goto_end", description: "Moves the playhead to the session end.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "transport_stop", description: "Stops Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "goto_start", description: "Moves the playhead to the session start.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "loop_toggle", description: "Toggles loop playback mode.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "toggle_punch_in", description: "Toggles the Punch In state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_trim_db", description: "Sets the trim of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_db": Object {"description": String("The desired trim in dB. Valid range: -20.0 to 20.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_db")], "title": String("SetTrackTrimDBArgs"), "type": String("object")} }, Tool { name: "ffwd", description: "Fast forwards the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }] })
+2026-06-30T13:22:44.996180Z DEBUG rmcp::service: new event evt=ToSink(Response(ListToolsResult(ListToolsResult { next_cursor: None, tools: [Tool { name: "access_action", description: "Executes a specified Ardour menu action by its name.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"action_name": Object {"description": String("The name of the Ardour menu action to execute (e.g., 'Editor/zoom-to-session')."), "type": String("string")}}, "required": Array [String("action_name")], "title": String("AccessActionArgs"), "type": String("object")} }, Tool { name: "select_strip", description: "Selects a specific strip (track/bus) in Ardour.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus to select."), "format": String("int32"), "type": String("integer")}, "select_state": Object {"description": String("The desired select state (true to select). Currently, only true (1) is effective for selection."), "type": String("boolean")}}, "required": Array [String("rid"), String("select_state")], "title": String("SelectStripArgs"), "type": String("object")} }, Tool { name: "set_strip_plugin_parameter", description: "Sets a specific parameter of a plugin on a strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"param_id": Object {"description": String("The 1-indexed ID of the parameter within the plugin."), "format": String("int32"), "type": String("integer")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "value": Object {"description": String("The desired parameter value, normalized (0.0 to 1.0)."), "format": String("float"), "type": String("number")}}, "required": Array [String("param_id"), String("plugin_slot"), String("rid"), String("value")], "title": String("SetStripPluginParameterArgs"), "type": String("object")} }, Tool { name: "next_marker", description: "Moves the playhead to the next location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_mute", description: "Sets the mute state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"mute_state": Object {"description": String("The desired mute state (true for mute, false for unmute)."), "type": String("boolean")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("mute_state"), String("rid")], "title": String("SetTrackMuteArgs"), "type": String("object")} }, Tool { name: "set_track_gain_abs", description: "Sets the absolute gain of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_abs": Object {"description": String("The desired absolute gain. Valid range: 0.0 to 2.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_abs"), String("rid")], "title": String("SetTrackGainAbsArgs"), "type": String("object")} }, Tool { name: "locate", description: "Locates the playhead to a specific sample position and optionally starts playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"roll": Object {"description": String("Whether to start playing after locating. 0 for stop, 1 for play."), "format": String("int32"), "type": String("integer")}, "spos": Object {"description": String("The position in samples to locate to."), "format": String("int64"), "type": String("integer")}}, "required": Array [String("roll"), String("spos")], "title": String("LocateToolArgs"), "type": String("object")} }, Tool { name: "toggle_all_rec_enables", description: "Toggles the record enable state for ALL tracks.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "prev_marker", description: "Moves the playhead to the previous location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "add_marker", description: "Adds a location marker at the current playhead position.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "transport_play", description: "Starts Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_trim_abs", description: "Sets the absolute trim of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_abs": Object {"description": String("The desired absolute trim. Valid range: 0.1 to 10.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_abs")], "title": String("SetTrackTrimAbsArgs"), "type": String("object")} }, Tool { name: "set_strip_plugin_active", description: "Activates or deactivates a plugin on a specific strip slot.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"active_state": Object {"description": String("The desired activation state (true for active, false for inactive)."), "type": String("boolean")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("active_state"), String("plugin_slot"), String("rid")], "title": String("SetStripPluginActiveArgs"), "type": String("object")} }, Tool { name: "redo", description: "Redoes the last undone action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "toggle_punch_out", description: "Toggles the Punch Out state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "rewind", description: "Rewinds the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "rec_enable_toggle", description: "Toggles the master record enable or selected track record enable.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_strip_pan_stereo_width", description: "Sets the stereo width for a panner on a stereo strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the stereo track/bus."), "format": String("int32"), "type": String("integer")}, "width": Object {"description": String("The desired stereo width. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("width")], "title": String("SetStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "set_track_rec_enable", description: "Sets the record enable state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rec_st": Object {"description": String("The desired record enable state. 0 for off, 1 for on."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rec_st"), String("rid")], "title": String("SetTrackRecEnableArgs"), "type": String("object")} }, Tool { name: "undo", description: "Undoes the last action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_selected_strip_pan_stereo_width", description: "Sets the stereo width for the currently selected stereo strip's panner.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"width": Object {"description": String("The desired stereo width for the currently selected strip. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("width")], "title": String("SetSelectedStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "set_track_solo", description: "Sets the solo state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "solo_st": Object {"description": String("The desired solo state. 0 for solo off, 1 for solo on."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rid"), String("solo_st")], "title": String("SetTrackSoloArgs"), "type": String("object")} }, Tool { name: "save_state", description: "Saves the current session state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_gain_db", description: "Sets the gain of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_db": Object {"description": String("The desired gain in dB. Valid range: -400.0 to 6.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_db"), String("rid")], "title": String("SetTrackGainDBArgs"), "type": String("object")} }, Tool { name: "set_transport_speed", description: "Sets Ardour's transport speed. Valid range: -8.0 to 8.0.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"speed": Object {"description": String("The desired transport speed. Valid range: -8.0 to 8.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("speed")], "title": String("SetTransportSpeedArgs"), "type": String("object")} }, Tool { name: "goto_end", description: "Moves the playhead to the session end.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "transport_stop", description: "Stops Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "goto_start", description: "Moves the playhead to the session start.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "loop_toggle", description: "Toggles loop playback mode.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "toggle_punch_in", description: "Toggles the Punch In state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_trim_db", description: "Sets the trim of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_db": Object {"description": String("The desired trim in dB. Valid range: -20.0 to 20.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_db")], "title": String("SetTrackTrimDBArgs"), "type": String("object")} }, Tool { name: "ffwd", description: "Fast forwards the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }] }), Number(1)))
+2026-06-30T13:40:56.928934Z  INFO ardour_mcp_server: 
+======================================================================
+NEW SERVER RUN: Tue, 30 Jun 2026 15:40:56 +0200
+======================================================================
+2026-06-30T13:40:56.928978Z  INFO ardour_mcp_server: Attempting to create OSC sender for Ardour at 127.0.0.1:3819
+2026-06-30T13:40:56.929007Z  INFO ardour_mcp_server: OSC sender created and connected to Ardour at 127.0.0.1:3819
+2026-06-30T13:40:56.929009Z  INFO ardour_mcp_server: Sending /set_surface to Ardour to enable OSC feedback.
+2026-06-30T13:40:56.929012Z  INFO ardour_mcp_server: Targeting feedback port: 9099
+2026-06-30T13:40:56.929130Z  INFO ardour_mcp_server: /set_surface command sent successfully to Ardour.
+2026-06-30T13:40:57.025963Z  INFO serve_inner: rmcp::service: Service initialized as server peer_info=InitializeRequestParam { protocol_version: ProtocolVersion("2025-11-25"), capabilities: ClientCapabilities { experimental: None, roots: Some(RootsCapabilities { list_changed: None }), sampling: None }, client_info: Implementation { name: "claude-code", version: "2.1.196" } }
+2026-06-30T13:40:57.026009Z  INFO ardour_mcp_server: Ardour MCP server started and waiting for connections...
+2026-06-30T13:40:57.026037Z DEBUG rmcp::service: new event evt=PeerMessage(Request(ListToolsRequest(Request { method: ListToolsRequestMethod, params: None }), Number(1)))
+2026-06-30T13:40:57.026039Z  INFO ardour_mcp_server: Starting OSC listener for Ardour events on 127.0.0.1:9099
+2026-06-30T13:40:57.026052Z  INFO rmcp::service: received request id=1 request=ListToolsRequest(Request { method: ListToolsRequestMethod, params: None })
+2026-06-30T13:40:57.026077Z DEBUG rmcp::service: new event evt=PeerMessage(Request(ListResourcesRequest(Request { method: ListResourcesRequestMethod, params: None }), Number(2)))
+2026-06-30T13:40:57.026080Z  INFO rmcp::service: received request id=2 request=ListResourcesRequest(Request { method: ListResourcesRequestMethod, params: None })
+2026-06-30T13:40:57.026090Z DEBUG ardour_mcp_server: Listing resources. Count: 2, Content: [Annotated { raw: RawResource { uri: "ardour:/state/playback", name: "Ardour Playback State", description: Some("Current playback state of Ardour (e.g., Playing, Stopped, Unknown)."), mime_type: None, size: None }, annotations: None }, Annotated { raw: RawResource { uri: "ardour:/state/transport_frame", name: "Ardour Transport Frame Position", description: Some("Current playhead position in samples. Returns 'Unknown' if not yet reported by Ardour."), mime_type: None, size: None }, annotations: None }]
+2026-06-30T13:40:57.026097Z  INFO rmcp::service: response message id=2 result=ListResourcesResult(ListResourcesResult { next_cursor: None, resources: [Annotated { raw: RawResource { uri: "ardour:/state/playback", name: "Ardour Playback State", description: Some("Current playback state of Ardour (e.g., Playing, Stopped, Unknown)."), mime_type: None, size: None }, annotations: None }, Annotated { raw: RawResource { uri: "ardour:/state/transport_frame", name: "Ardour Transport Frame Position", description: Some("Current playhead position in samples. Returns 'Unknown' if not yet reported by Ardour."), mime_type: None, size: None }, annotations: None }] })
+2026-06-30T13:40:57.026106Z ERROR ardour_mcp_server: OSC listener task failed: Failed to bind Tokio UDP socket for OSC on 127.0.0.1:9099: Address already in use (os error 98)
+2026-06-30T13:40:57.026112Z DEBUG rmcp::service: new event evt=ToSink(Response(ListResourcesResult(ListResourcesResult { next_cursor: None, resources: [Annotated { raw: RawResource { uri: "ardour:/state/playback", name: "Ardour Playback State", description: Some("Current playback state of Ardour (e.g., Playing, Stopped, Unknown)."), mime_type: None, size: None }, annotations: None }, Annotated { raw: RawResource { uri: "ardour:/state/transport_frame", name: "Ardour Transport Frame Position", description: Some("Current playhead position in samples. Returns 'Unknown' if not yet reported by Ardour."), mime_type: None, size: None }, annotations: None }] }), Number(2)))
+2026-06-30T13:40:57.026187Z  INFO rmcp::service: response message id=1 result=ListToolsResult(ListToolsResult { next_cursor: None, tools: [Tool { name: "set_track_trim_db", description: "Sets the trim of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_db": Object {"description": String("The desired trim in dB. Valid range: -20.0 to 20.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_db")], "title": String("SetTrackTrimDBArgs"), "type": String("object")} }, Tool { name: "select_strip", description: "Selects a specific strip (track/bus) in Ardour.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus to select."), "format": String("int32"), "type": String("integer")}, "select_state": Object {"description": String("The desired select state (true to select). Currently, only true (1) is effective for selection."), "type": String("boolean")}}, "required": Array [String("rid"), String("select_state")], "title": String("SelectStripArgs"), "type": String("object")} }, Tool { name: "access_action", description: "Executes a specified Ardour menu action by its name.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"action_name": Object {"description": String("The name of the Ardour menu action to execute (e.g., 'Editor/zoom-to-session')."), "type": String("string")}}, "required": Array [String("action_name")], "title": String("AccessActionArgs"), "type": String("object")} }, Tool { name: "goto_end", description: "Moves the playhead to the session end.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_mute", description: "Sets the mute state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"mute_state": Object {"description": String("The desired mute state (true for mute, false for unmute)."), "type": String("boolean")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("mute_state"), String("rid")], "title": String("SetTrackMuteArgs"), "type": String("object")} }, Tool { name: "set_strip_plugin_active", description: "Activates or deactivates a plugin on a specific strip slot.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"active_state": Object {"description": String("The desired activation state (true for active, false for inactive)."), "type": String("boolean")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("active_state"), String("plugin_slot"), String("rid")], "title": String("SetStripPluginActiveArgs"), "type": String("object")} }, Tool { name: "rewind", description: "Rewinds the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "toggle_punch_in", description: "Toggles the Punch In state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_selected_strip_pan_stereo_width", description: "Sets the stereo width for the currently selected stereo strip's panner.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"width": Object {"description": String("The desired stereo width for the currently selected strip. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("width")], "title": String("SetSelectedStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "rec_enable_toggle", description: "Toggles the master record enable or selected track record enable.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "add_marker", description: "Adds a location marker at the current playhead position.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_trim_abs", description: "Sets the absolute trim of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_abs": Object {"description": String("The desired absolute trim. Valid range: 0.1 to 10.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_abs")], "title": String("SetTrackTrimAbsArgs"), "type": String("object")} }, Tool { name: "set_track_gain_db", description: "Sets the gain of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_db": Object {"description": String("The desired gain in dB. Valid range: -400.0 to 6.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_db"), String("rid")], "title": String("SetTrackGainDBArgs"), "type": String("object")} }, Tool { name: "set_track_gain_abs", description: "Sets the absolute gain of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_abs": Object {"description": String("The desired absolute gain. Valid range: 0.0 to 2.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_abs"), String("rid")], "title": String("SetTrackGainAbsArgs"), "type": String("object")} }, Tool { name: "prev_marker", description: "Moves the playhead to the previous location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "goto_start", description: "Moves the playhead to the session start.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "toggle_all_rec_enables", description: "Toggles the record enable state for ALL tracks.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_transport_speed", description: "Sets Ardour's transport speed. Valid range: -8.0 to 8.0.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"speed": Object {"description": String("The desired transport speed. Valid range: -8.0 to 8.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("speed")], "title": String("SetTransportSpeedArgs"), "type": String("object")} }, Tool { name: "transport_play", description: "Starts Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "toggle_punch_out", description: "Toggles the Punch Out state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "ffwd", description: "Fast forwards the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "save_state", description: "Saves the current session state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "undo", description: "Undoes the last action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "transport_stop", description: "Stops Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_solo", description: "Sets the solo state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "solo_st": Object {"description": String("The desired solo state. 0 for solo off, 1 for solo on."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rid"), String("solo_st")], "title": String("SetTrackSoloArgs"), "type": String("object")} }, Tool { name: "loop_toggle", description: "Toggles loop playback mode.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "redo", description: "Redoes the last undone action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_rec_enable", description: "Sets the record enable state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rec_st": Object {"description": String("The desired record enable state. 0 for off, 1 for on."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rec_st"), String("rid")], "title": String("SetTrackRecEnableArgs"), "type": String("object")} }, Tool { name: "next_marker", description: "Moves the playhead to the next location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "locate", description: "Locates the playhead to a specific sample position and optionally starts playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"roll": Object {"description": String("Whether to start playing after locating. 0 for stop, 1 for play."), "format": String("int32"), "type": String("integer")}, "spos": Object {"description": String("The position in samples to locate to."), "format": String("int64"), "type": String("integer")}}, "required": Array [String("roll"), String("spos")], "title": String("LocateToolArgs"), "type": String("object")} }, Tool { name: "set_strip_plugin_parameter", description: "Sets a specific parameter of a plugin on a strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"param_id": Object {"description": String("The 1-indexed ID of the parameter within the plugin."), "format": String("int32"), "type": String("integer")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "value": Object {"description": String("The desired parameter value, normalized (0.0 to 1.0)."), "format": String("float"), "type": String("number")}}, "required": Array [String("param_id"), String("plugin_slot"), String("rid"), String("value")], "title": String("SetStripPluginParameterArgs"), "type": String("object")} }, Tool { name: "set_strip_pan_stereo_width", description: "Sets the stereo width for a panner on a stereo strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the stereo track/bus."), "format": String("int32"), "type": String("integer")}, "width": Object {"description": String("The desired stereo width. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("width")], "title": String("SetStripPanStereoWidthArgs"), "type": String("object")} }] })
+2026-06-30T13:40:57.026266Z DEBUG rmcp::service: new event evt=ToSink(Response(ListToolsResult(ListToolsResult { next_cursor: None, tools: [Tool { name: "set_track_trim_db", description: "Sets the trim of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_db": Object {"description": String("The desired trim in dB. Valid range: -20.0 to 20.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_db")], "title": String("SetTrackTrimDBArgs"), "type": String("object")} }, Tool { name: "select_strip", description: "Selects a specific strip (track/bus) in Ardour.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus to select."), "format": String("int32"), "type": String("integer")}, "select_state": Object {"description": String("The desired select state (true to select). Currently, only true (1) is effective for selection."), "type": String("boolean")}}, "required": Array [String("rid"), String("select_state")], "title": String("SelectStripArgs"), "type": String("object")} }, Tool { name: "access_action", description: "Executes a specified Ardour menu action by its name.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"action_name": Object {"description": String("The name of the Ardour menu action to execute (e.g., 'Editor/zoom-to-session')."), "type": String("string")}}, "required": Array [String("action_name")], "title": String("AccessActionArgs"), "type": String("object")} }, Tool { name: "goto_end", description: "Moves the playhead to the session end.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_mute", description: "Sets the mute state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"mute_state": Object {"description": String("The desired mute state (true for mute, false for unmute)."), "type": String("boolean")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("mute_state"), String("rid")], "title": String("SetTrackMuteArgs"), "type": String("object")} }, Tool { name: "set_strip_plugin_active", description: "Activates or deactivates a plugin on a specific strip slot.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"active_state": Object {"description": String("The desired activation state (true for active, false for inactive)."), "type": String("boolean")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("active_state"), String("plugin_slot"), String("rid")], "title": String("SetStripPluginActiveArgs"), "type": String("object")} }, Tool { name: "rewind", description: "Rewinds the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "toggle_punch_in", description: "Toggles the Punch In state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_selected_strip_pan_stereo_width", description: "Sets the stereo width for the currently selected stereo strip's panner.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"width": Object {"description": String("The desired stereo width for the currently selected strip. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("width")], "title": String("SetSelectedStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "rec_enable_toggle", description: "Toggles the master record enable or selected track record enable.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "add_marker", description: "Adds a location marker at the current playhead position.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_trim_abs", description: "Sets the absolute trim of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_abs": Object {"description": String("The desired absolute trim. Valid range: 0.1 to 10.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_abs")], "title": String("SetTrackTrimAbsArgs"), "type": String("object")} }, Tool { name: "set_track_gain_db", description: "Sets the gain of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_db": Object {"description": String("The desired gain in dB. Valid range: -400.0 to 6.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_db"), String("rid")], "title": String("SetTrackGainDBArgs"), "type": String("object")} }, Tool { name: "set_track_gain_abs", description: "Sets the absolute gain of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_abs": Object {"description": String("The desired absolute gain. Valid range: 0.0 to 2.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_abs"), String("rid")], "title": String("SetTrackGainAbsArgs"), "type": String("object")} }, Tool { name: "prev_marker", description: "Moves the playhead to the previous location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "goto_start", description: "Moves the playhead to the session start.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "toggle_all_rec_enables", description: "Toggles the record enable state for ALL tracks.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_transport_speed", description: "Sets Ardour's transport speed. Valid range: -8.0 to 8.0.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"speed": Object {"description": String("The desired transport speed. Valid range: -8.0 to 8.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("speed")], "title": String("SetTransportSpeedArgs"), "type": String("object")} }, Tool { name: "transport_play", description: "Starts Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "toggle_punch_out", description: "Toggles the Punch Out state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "ffwd", description: "Fast forwards the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "save_state", description: "Saves the current session state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "undo", description: "Undoes the last action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "transport_stop", description: "Stops Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_solo", description: "Sets the solo state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "solo_st": Object {"description": String("The desired solo state. 0 for solo off, 1 for solo on."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rid"), String("solo_st")], "title": String("SetTrackSoloArgs"), "type": String("object")} }, Tool { name: "loop_toggle", description: "Toggles loop playback mode.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "redo", description: "Redoes the last undone action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_rec_enable", description: "Sets the record enable state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rec_st": Object {"description": String("The desired record enable state. 0 for off, 1 for on."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rec_st"), String("rid")], "title": String("SetTrackRecEnableArgs"), "type": String("object")} }, Tool { name: "next_marker", description: "Moves the playhead to the next location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "locate", description: "Locates the playhead to a specific sample position and optionally starts playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"roll": Object {"description": String("Whether to start playing after locating. 0 for stop, 1 for play."), "format": String("int32"), "type": String("integer")}, "spos": Object {"description": String("The position in samples to locate to."), "format": String("int64"), "type": String("integer")}}, "required": Array [String("roll"), String("spos")], "title": String("LocateToolArgs"), "type": String("object")} }, Tool { name: "set_strip_plugin_parameter", description: "Sets a specific parameter of a plugin on a strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"param_id": Object {"description": String("The 1-indexed ID of the parameter within the plugin."), "format": String("int32"), "type": String("integer")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "value": Object {"description": String("The desired parameter value, normalized (0.0 to 1.0)."), "format": String("float"), "type": String("number")}}, "required": Array [String("param_id"), String("plugin_slot"), String("rid"), String("value")], "title": String("SetStripPluginParameterArgs"), "type": String("object")} }, Tool { name: "set_strip_pan_stereo_width", description: "Sets the stereo width for a panner on a stereo strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the stereo track/bus."), "format": String("int32"), "type": String("integer")}, "width": Object {"description": String("The desired stereo width. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("width")], "title": String("SetStripPanStereoWidthArgs"), "type": String("object")} }] }), Number(1)))
+2026-06-30T14:55:29.328306Z  INFO ardour_mcp_server: 
+======================================================================
+NEW SERVER RUN: Tue, 30 Jun 2026 16:55:29 +0200
+======================================================================
+2026-06-30T14:55:29.328347Z  INFO ardour_mcp_server: Attempting to create OSC sender for Ardour at 127.0.0.1:3819
+2026-06-30T14:55:29.328382Z  INFO ardour_mcp_server: OSC sender created and connected to Ardour at 127.0.0.1:3819
+2026-06-30T14:55:29.328385Z  INFO ardour_mcp_server: Sending /set_surface to Ardour to enable OSC feedback.
+2026-06-30T14:55:29.328389Z  INFO ardour_mcp_server: Targeting feedback port: 9099
+2026-06-30T14:55:29.328556Z  INFO ardour_mcp_server: /set_surface command sent successfully to Ardour.
+2026-06-30T14:55:29.408351Z  INFO serve_inner: rmcp::service: Service initialized as server peer_info=InitializeRequestParam { protocol_version: ProtocolVersion("2025-11-25"), capabilities: ClientCapabilities { experimental: None, roots: Some(RootsCapabilities { list_changed: None }), sampling: None }, client_info: Implementation { name: "claude-code", version: "2.1.196" } }
+2026-06-30T14:55:29.408404Z  INFO ardour_mcp_server: Ardour MCP server started and waiting for connections...
+2026-06-30T14:55:29.408453Z  INFO ardour_mcp_server: Starting OSC listener for Ardour events on 127.0.0.1:9099
+2026-06-30T14:55:29.408471Z DEBUG rmcp::service: new event evt=PeerMessage(Request(ListToolsRequest(Request { method: ListToolsRequestMethod, params: None }), Number(1)))
+2026-06-30T14:55:29.408482Z  INFO rmcp::service: received request id=1 request=ListToolsRequest(Request { method: ListToolsRequestMethod, params: None })
+2026-06-30T14:55:29.408492Z ERROR ardour_mcp_server: OSC listener task failed: Failed to bind Tokio UDP socket for OSC on 127.0.0.1:9099: Address already in use (os error 98)
+2026-06-30T14:55:29.408500Z DEBUG rmcp::service: new event evt=PeerMessage(Request(ListResourcesRequest(Request { method: ListResourcesRequestMethod, params: None }), Number(2)))
+2026-06-30T14:55:29.408504Z  INFO rmcp::service: received request id=2 request=ListResourcesRequest(Request { method: ListResourcesRequestMethod, params: None })
+2026-06-30T14:55:29.408521Z DEBUG ardour_mcp_server: Listing resources. Count: 2, Content: [Annotated { raw: RawResource { uri: "ardour:/state/playback", name: "Ardour Playback State", description: Some("Current playback state of Ardour (e.g., Playing, Stopped, Unknown)."), mime_type: None, size: None }, annotations: None }, Annotated { raw: RawResource { uri: "ardour:/state/transport_frame", name: "Ardour Transport Frame Position", description: Some("Current playhead position in samples. Returns 'Unknown' if not yet reported by Ardour."), mime_type: None, size: None }, annotations: None }]
+2026-06-30T14:55:29.408528Z  INFO rmcp::service: response message id=2 result=ListResourcesResult(ListResourcesResult { next_cursor: None, resources: [Annotated { raw: RawResource { uri: "ardour:/state/playback", name: "Ardour Playback State", description: Some("Current playback state of Ardour (e.g., Playing, Stopped, Unknown)."), mime_type: None, size: None }, annotations: None }, Annotated { raw: RawResource { uri: "ardour:/state/transport_frame", name: "Ardour Transport Frame Position", description: Some("Current playhead position in samples. Returns 'Unknown' if not yet reported by Ardour."), mime_type: None, size: None }, annotations: None }] })
+2026-06-30T14:55:29.408539Z DEBUG rmcp::service: new event evt=ToSink(Response(ListResourcesResult(ListResourcesResult { next_cursor: None, resources: [Annotated { raw: RawResource { uri: "ardour:/state/playback", name: "Ardour Playback State", description: Some("Current playback state of Ardour (e.g., Playing, Stopped, Unknown)."), mime_type: None, size: None }, annotations: None }, Annotated { raw: RawResource { uri: "ardour:/state/transport_frame", name: "Ardour Transport Frame Position", description: Some("Current playhead position in samples. Returns 'Unknown' if not yet reported by Ardour."), mime_type: None, size: None }, annotations: None }] }), Number(2)))
+2026-06-30T14:55:29.408601Z  INFO rmcp::service: response message id=1 result=ListToolsResult(ListToolsResult { next_cursor: None, tools: [Tool { name: "undo", description: "Undoes the last action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "loop_toggle", description: "Toggles loop playback mode.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "goto_end", description: "Moves the playhead to the session end.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_gain_abs", description: "Sets the absolute gain of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_abs": Object {"description": String("The desired absolute gain. Valid range: 0.0 to 2.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_abs"), String("rid")], "title": String("SetTrackGainAbsArgs"), "type": String("object")} }, Tool { name: "set_transport_speed", description: "Sets Ardour's transport speed. Valid range: -8.0 to 8.0.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"speed": Object {"description": String("The desired transport speed. Valid range: -8.0 to 8.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("speed")], "title": String("SetTransportSpeedArgs"), "type": String("object")} }, Tool { name: "rec_enable_toggle", description: "Toggles the master record enable or selected track record enable.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_strip_plugin_parameter", description: "Sets a specific parameter of a plugin on a strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"param_id": Object {"description": String("The 1-indexed ID of the parameter within the plugin."), "format": String("int32"), "type": String("integer")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "value": Object {"description": String("The desired parameter value, normalized (0.0 to 1.0)."), "format": String("float"), "type": String("number")}}, "required": Array [String("param_id"), String("plugin_slot"), String("rid"), String("value")], "title": String("SetStripPluginParameterArgs"), "type": String("object")} }, Tool { name: "ffwd", description: "Fast forwards the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_selected_strip_pan_stereo_width", description: "Sets the stereo width for the currently selected stereo strip's panner.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"width": Object {"description": String("The desired stereo width for the currently selected strip. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("width")], "title": String("SetSelectedStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "set_track_rec_enable", description: "Sets the record enable state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rec_st": Object {"description": String("The desired record enable state. 0 for off, 1 for on."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rec_st"), String("rid")], "title": String("SetTrackRecEnableArgs"), "type": String("object")} }, Tool { name: "set_strip_plugin_active", description: "Activates or deactivates a plugin on a specific strip slot.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"active_state": Object {"description": String("The desired activation state (true for active, false for inactive)."), "type": String("boolean")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("active_state"), String("plugin_slot"), String("rid")], "title": String("SetStripPluginActiveArgs"), "type": String("object")} }, Tool { name: "set_track_solo", description: "Sets the solo state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "solo_st": Object {"description": String("The desired solo state. 0 for solo off, 1 for solo on."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rid"), String("solo_st")], "title": String("SetTrackSoloArgs"), "type": String("object")} }, Tool { name: "set_track_trim_db", description: "Sets the trim of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_db": Object {"description": String("The desired trim in dB. Valid range: -20.0 to 20.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_db")], "title": String("SetTrackTrimDBArgs"), "type": String("object")} }, Tool { name: "next_marker", description: "Moves the playhead to the next location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "locate", description: "Locates the playhead to a specific sample position and optionally starts playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"roll": Object {"description": String("Whether to start playing after locating. 0 for stop, 1 for play."), "format": String("int32"), "type": String("integer")}, "spos": Object {"description": String("The position in samples to locate to."), "format": String("int64"), "type": String("integer")}}, "required": Array [String("roll"), String("spos")], "title": String("LocateToolArgs"), "type": String("object")} }, Tool { name: "set_track_trim_abs", description: "Sets the absolute trim of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_abs": Object {"description": String("The desired absolute trim. Valid range: 0.1 to 10.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_abs")], "title": String("SetTrackTrimAbsArgs"), "type": String("object")} }, Tool { name: "transport_play", description: "Starts Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "goto_start", description: "Moves the playhead to the session start.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "add_marker", description: "Adds a location marker at the current playhead position.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "prev_marker", description: "Moves the playhead to the previous location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "transport_stop", description: "Stops Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "access_action", description: "Executes a specified Ardour menu action by its name.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"action_name": Object {"description": String("The name of the Ardour menu action to execute (e.g., 'Editor/zoom-to-session')."), "type": String("string")}}, "required": Array [String("action_name")], "title": String("AccessActionArgs"), "type": String("object")} }, Tool { name: "rewind", description: "Rewinds the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_strip_pan_stereo_width", description: "Sets the stereo width for a panner on a stereo strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the stereo track/bus."), "format": String("int32"), "type": String("integer")}, "width": Object {"description": String("The desired stereo width. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("width")], "title": String("SetStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "set_track_gain_db", description: "Sets the gain of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_db": Object {"description": String("The desired gain in dB. Valid range: -400.0 to 6.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_db"), String("rid")], "title": String("SetTrackGainDBArgs"), "type": String("object")} }, Tool { name: "select_strip", description: "Selects a specific strip (track/bus) in Ardour.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus to select."), "format": String("int32"), "type": String("integer")}, "select_state": Object {"description": String("The desired select state (true to select). Currently, only true (1) is effective for selection."), "type": String("boolean")}}, "required": Array [String("rid"), String("select_state")], "title": String("SelectStripArgs"), "type": String("object")} }, Tool { name: "toggle_punch_out", description: "Toggles the Punch Out state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "redo", description: "Redoes the last undone action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "save_state", description: "Saves the current session state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "toggle_punch_in", description: "Toggles the Punch In state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_mute", description: "Sets the mute state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"mute_state": Object {"description": String("The desired mute state (true for mute, false for unmute)."), "type": String("boolean")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("mute_state"), String("rid")], "title": String("SetTrackMuteArgs"), "type": String("object")} }, Tool { name: "toggle_all_rec_enables", description: "Toggles the record enable state for ALL tracks.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }] })
+2026-06-30T14:55:29.408712Z DEBUG rmcp::service: new event evt=ToSink(Response(ListToolsResult(ListToolsResult { next_cursor: None, tools: [Tool { name: "undo", description: "Undoes the last action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "loop_toggle", description: "Toggles loop playback mode.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "goto_end", description: "Moves the playhead to the session end.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_gain_abs", description: "Sets the absolute gain of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_abs": Object {"description": String("The desired absolute gain. Valid range: 0.0 to 2.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_abs"), String("rid")], "title": String("SetTrackGainAbsArgs"), "type": String("object")} }, Tool { name: "set_transport_speed", description: "Sets Ardour's transport speed. Valid range: -8.0 to 8.0.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"speed": Object {"description": String("The desired transport speed. Valid range: -8.0 to 8.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("speed")], "title": String("SetTransportSpeedArgs"), "type": String("object")} }, Tool { name: "rec_enable_toggle", description: "Toggles the master record enable or selected track record enable.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_strip_plugin_parameter", description: "Sets a specific parameter of a plugin on a strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"param_id": Object {"description": String("The 1-indexed ID of the parameter within the plugin."), "format": String("int32"), "type": String("integer")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "value": Object {"description": String("The desired parameter value, normalized (0.0 to 1.0)."), "format": String("float"), "type": String("number")}}, "required": Array [String("param_id"), String("plugin_slot"), String("rid"), String("value")], "title": String("SetStripPluginParameterArgs"), "type": String("object")} }, Tool { name: "ffwd", description: "Fast forwards the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_selected_strip_pan_stereo_width", description: "Sets the stereo width for the currently selected stereo strip's panner.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"width": Object {"description": String("The desired stereo width for the currently selected strip. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("width")], "title": String("SetSelectedStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "set_track_rec_enable", description: "Sets the record enable state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rec_st": Object {"description": String("The desired record enable state. 0 for off, 1 for on."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rec_st"), String("rid")], "title": String("SetTrackRecEnableArgs"), "type": String("object")} }, Tool { name: "set_strip_plugin_active", description: "Activates or deactivates a plugin on a specific strip slot.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"active_state": Object {"description": String("The desired activation state (true for active, false for inactive)."), "type": String("boolean")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("active_state"), String("plugin_slot"), String("rid")], "title": String("SetStripPluginActiveArgs"), "type": String("object")} }, Tool { name: "set_track_solo", description: "Sets the solo state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "solo_st": Object {"description": String("The desired solo state. 0 for solo off, 1 for solo on."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rid"), String("solo_st")], "title": String("SetTrackSoloArgs"), "type": String("object")} }, Tool { name: "set_track_trim_db", description: "Sets the trim of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_db": Object {"description": String("The desired trim in dB. Valid range: -20.0 to 20.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_db")], "title": String("SetTrackTrimDBArgs"), "type": String("object")} }, Tool { name: "next_marker", description: "Moves the playhead to the next location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "locate", description: "Locates the playhead to a specific sample position and optionally starts playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"roll": Object {"description": String("Whether to start playing after locating. 0 for stop, 1 for play."), "format": String("int32"), "type": String("integer")}, "spos": Object {"description": String("The position in samples to locate to."), "format": String("int64"), "type": String("integer")}}, "required": Array [String("roll"), String("spos")], "title": String("LocateToolArgs"), "type": String("object")} }, Tool { name: "set_track_trim_abs", description: "Sets the absolute trim of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_abs": Object {"description": String("The desired absolute trim. Valid range: 0.1 to 10.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_abs")], "title": String("SetTrackTrimAbsArgs"), "type": String("object")} }, Tool { name: "transport_play", description: "Starts Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "goto_start", description: "Moves the playhead to the session start.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "add_marker", description: "Adds a location marker at the current playhead position.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "prev_marker", description: "Moves the playhead to the previous location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "transport_stop", description: "Stops Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "access_action", description: "Executes a specified Ardour menu action by its name.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"action_name": Object {"description": String("The name of the Ardour menu action to execute (e.g., 'Editor/zoom-to-session')."), "type": String("string")}}, "required": Array [String("action_name")], "title": String("AccessActionArgs"), "type": String("object")} }, Tool { name: "rewind", description: "Rewinds the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_strip_pan_stereo_width", description: "Sets the stereo width for a panner on a stereo strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the stereo track/bus."), "format": String("int32"), "type": String("integer")}, "width": Object {"description": String("The desired stereo width. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("width")], "title": String("SetStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "set_track_gain_db", description: "Sets the gain of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_db": Object {"description": String("The desired gain in dB. Valid range: -400.0 to 6.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_db"), String("rid")], "title": String("SetTrackGainDBArgs"), "type": String("object")} }, Tool { name: "select_strip", description: "Selects a specific strip (track/bus) in Ardour.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus to select."), "format": String("int32"), "type": String("integer")}, "select_state": Object {"description": String("The desired select state (true to select). Currently, only true (1) is effective for selection."), "type": String("boolean")}}, "required": Array [String("rid"), String("select_state")], "title": String("SelectStripArgs"), "type": String("object")} }, Tool { name: "toggle_punch_out", description: "Toggles the Punch Out state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "redo", description: "Redoes the last undone action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "save_state", description: "Saves the current session state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "toggle_punch_in", description: "Toggles the Punch In state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_mute", description: "Sets the mute state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"mute_state": Object {"description": String("The desired mute state (true for mute, false for unmute)."), "type": String("boolean")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("mute_state"), String("rid")], "title": String("SetTrackMuteArgs"), "type": String("object")} }, Tool { name: "toggle_all_rec_enables", description: "Toggles the record enable state for ALL tracks.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }] }), Number(1)))
+2026-06-30T15:23:06.511508Z  INFO ardour_mcp_server: 
+======================================================================
+NEW SERVER RUN: Tue, 30 Jun 2026 17:23:06 +0200
+======================================================================
+2026-06-30T15:23:06.511597Z  INFO ardour_mcp_server: Attempting to create OSC sender for Ardour at 127.0.0.1:3819
+2026-06-30T15:23:06.511637Z  INFO ardour_mcp_server: OSC sender created and connected to Ardour at 127.0.0.1:3819
+2026-06-30T15:23:06.511642Z  INFO ardour_mcp_server: Sending /set_surface to Ardour to enable OSC feedback.
+2026-06-30T15:23:06.511649Z  INFO ardour_mcp_server: Targeting feedback port: 9099
+2026-06-30T15:23:06.511865Z  INFO ardour_mcp_server: /set_surface command sent successfully to Ardour.
+2026-06-30T15:23:06.594065Z  INFO ardour_mcp_server: 
+======================================================================
+NEW SERVER RUN: Tue, 30 Jun 2026 17:23:06 +0200
+======================================================================
+2026-06-30T15:23:06.594098Z  INFO ardour_mcp_server: Attempting to create OSC sender for Ardour at 127.0.0.1:3819
+2026-06-30T15:23:06.594130Z  INFO ardour_mcp_server: OSC sender created and connected to Ardour at 127.0.0.1:3819
+2026-06-30T15:23:06.594133Z  INFO ardour_mcp_server: Sending /set_surface to Ardour to enable OSC feedback.
+2026-06-30T15:23:06.594136Z  INFO ardour_mcp_server: Targeting feedback port: 9099
+2026-06-30T15:23:06.594288Z  INFO ardour_mcp_server: /set_surface command sent successfully to Ardour.
+2026-06-30T15:23:06.621517Z  INFO serve_inner: rmcp::service: Service initialized as server peer_info=InitializeRequestParam { protocol_version: ProtocolVersion("2025-11-25"), capabilities: ClientCapabilities { experimental: None, roots: Some(RootsCapabilities { list_changed: None }), sampling: None }, client_info: Implementation { name: "claude-code", version: "2.1.196" } }
+2026-06-30T15:23:06.621604Z  INFO ardour_mcp_server: Ardour MCP server started and waiting for connections...
+2026-06-30T15:23:06.621677Z  INFO ardour_mcp_server: Starting OSC listener for Ardour events on 127.0.0.1:9099
+2026-06-30T15:23:06.621687Z DEBUG rmcp::service: new event evt=PeerMessage(Request(ListToolsRequest(Request { method: ListToolsRequestMethod, params: None }), Number(1)))
+2026-06-30T15:23:06.621711Z  INFO rmcp::service: received request id=1 request=ListToolsRequest(Request { method: ListToolsRequestMethod, params: None })
+2026-06-30T15:23:06.621725Z DEBUG rmcp::service: new event evt=PeerMessage(Request(ListResourcesRequest(Request { method: ListResourcesRequestMethod, params: None }), Number(2)))
+2026-06-30T15:23:06.621728Z  INFO rmcp::service: received request id=2 request=ListResourcesRequest(Request { method: ListResourcesRequestMethod, params: None })
+2026-06-30T15:23:06.621740Z DEBUG ardour_mcp_server: Listing resources. Count: 2, Content: [Annotated { raw: RawResource { uri: "ardour:/state/playback", name: "Ardour Playback State", description: Some("Current playback state of Ardour (e.g., Playing, Stopped, Unknown)."), mime_type: None, size: None }, annotations: None }, Annotated { raw: RawResource { uri: "ardour:/state/transport_frame", name: "Ardour Transport Frame Position", description: Some("Current playhead position in samples. Returns 'Unknown' if not yet reported by Ardour."), mime_type: None, size: None }, annotations: None }]
+2026-06-30T15:23:06.621748Z  INFO rmcp::service: response message id=2 result=ListResourcesResult(ListResourcesResult { next_cursor: None, resources: [Annotated { raw: RawResource { uri: "ardour:/state/playback", name: "Ardour Playback State", description: Some("Current playback state of Ardour (e.g., Playing, Stopped, Unknown)."), mime_type: None, size: None }, annotations: None }, Annotated { raw: RawResource { uri: "ardour:/state/transport_frame", name: "Ardour Transport Frame Position", description: Some("Current playhead position in samples. Returns 'Unknown' if not yet reported by Ardour."), mime_type: None, size: None }, annotations: None }] })
+2026-06-30T15:23:06.621756Z DEBUG rmcp::service: new event evt=ToSink(Response(ListResourcesResult(ListResourcesResult { next_cursor: None, resources: [Annotated { raw: RawResource { uri: "ardour:/state/playback", name: "Ardour Playback State", description: Some("Current playback state of Ardour (e.g., Playing, Stopped, Unknown)."), mime_type: None, size: None }, annotations: None }, Annotated { raw: RawResource { uri: "ardour:/state/transport_frame", name: "Ardour Transport Frame Position", description: Some("Current playhead position in samples. Returns 'Unknown' if not yet reported by Ardour."), mime_type: None, size: None }, annotations: None }] }), Number(2)))
+2026-06-30T15:23:06.621777Z ERROR ardour_mcp_server: OSC listener task failed: Failed to bind Tokio UDP socket for OSC on 127.0.0.1:9099: Address already in use (os error 98)
+2026-06-30T15:23:06.621861Z  INFO rmcp::service: response message id=1 result=ListToolsResult(ListToolsResult { next_cursor: None, tools: [Tool { name: "next_marker", description: "Moves the playhead to the next location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "prev_marker", description: "Moves the playhead to the previous location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "save_state", description: "Saves the current session state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "redo", description: "Redoes the last undone action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "locate", description: "Locates the playhead to a specific sample position and optionally starts playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"roll": Object {"description": String("Whether to start playing after locating. 0 for stop, 1 for play."), "format": String("int32"), "type": String("integer")}, "spos": Object {"description": String("The position in samples to locate to."), "format": String("int64"), "type": String("integer")}}, "required": Array [String("roll"), String("spos")], "title": String("LocateToolArgs"), "type": String("object")} }, Tool { name: "set_track_gain_abs", description: "Sets the absolute gain of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_abs": Object {"description": String("The desired absolute gain. Valid range: 0.0 to 2.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_abs"), String("rid")], "title": String("SetTrackGainAbsArgs"), "type": String("object")} }, Tool { name: "set_track_gain_db", description: "Sets the gain of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_db": Object {"description": String("The desired gain in dB. Valid range: -400.0 to 6.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_db"), String("rid")], "title": String("SetTrackGainDBArgs"), "type": String("object")} }, Tool { name: "set_strip_plugin_active", description: "Activates or deactivates a plugin on a specific strip slot.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"active_state": Object {"description": String("The desired activation state (true for active, false for inactive)."), "type": String("boolean")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("active_state"), String("plugin_slot"), String("rid")], "title": String("SetStripPluginActiveArgs"), "type": String("object")} }, Tool { name: "set_strip_plugin_parameter", description: "Sets a specific parameter of a plugin on a strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"param_id": Object {"description": String("The 1-indexed ID of the parameter within the plugin."), "format": String("int32"), "type": String("integer")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "value": Object {"description": String("The desired parameter value, normalized (0.0 to 1.0)."), "format": String("float"), "type": String("number")}}, "required": Array [String("param_id"), String("plugin_slot"), String("rid"), String("value")], "title": String("SetStripPluginParameterArgs"), "type": String("object")} }, Tool { name: "set_track_solo", description: "Sets the solo state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "solo_st": Object {"description": String("The desired solo state. 0 for solo off, 1 for solo on."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rid"), String("solo_st")], "title": String("SetTrackSoloArgs"), "type": String("object")} }, Tool { name: "toggle_punch_out", description: "Toggles the Punch Out state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_selected_strip_pan_stereo_width", description: "Sets the stereo width for the currently selected stereo strip's panner.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"width": Object {"description": String("The desired stereo width for the currently selected strip. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("width")], "title": String("SetSelectedStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "goto_end", description: "Moves the playhead to the session end.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "toggle_punch_in", description: "Toggles the Punch In state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "rewind", description: "Rewinds the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "toggle_all_rec_enables", description: "Toggles the record enable state for ALL tracks.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "goto_start", description: "Moves the playhead to the session start.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "transport_stop", description: "Stops Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_trim_abs", description: "Sets the absolute trim of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_abs": Object {"description": String("The desired absolute trim. Valid range: 0.1 to 10.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_abs")], "title": String("SetTrackTrimAbsArgs"), "type": String("object")} }, Tool { name: "rec_enable_toggle", description: "Toggles the master record enable or selected track record enable.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "access_action", description: "Executes a specified Ardour menu action by its name.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"action_name": Object {"description": String("The name of the Ardour menu action to execute (e.g., 'Editor/zoom-to-session')."), "type": String("string")}}, "required": Array [String("action_name")], "title": String("AccessActionArgs"), "type": String("object")} }, Tool { name: "set_strip_pan_stereo_width", description: "Sets the stereo width for a panner on a stereo strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the stereo track/bus."), "format": String("int32"), "type": String("integer")}, "width": Object {"description": String("The desired stereo width. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("width")], "title": String("SetStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "select_strip", description: "Selects a specific strip (track/bus) in Ardour.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus to select."), "format": String("int32"), "type": String("integer")}, "select_state": Object {"description": String("The desired select state (true to select). Currently, only true (1) is effective for selection."), "type": String("boolean")}}, "required": Array [String("rid"), String("select_state")], "title": String("SelectStripArgs"), "type": String("object")} }, Tool { name: "ffwd", description: "Fast forwards the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "add_marker", description: "Adds a location marker at the current playhead position.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_trim_db", description: "Sets the trim of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_db": Object {"description": String("The desired trim in dB. Valid range: -20.0 to 20.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_db")], "title": String("SetTrackTrimDBArgs"), "type": String("object")} }, Tool { name: "set_transport_speed", description: "Sets Ardour's transport speed. Valid range: -8.0 to 8.0.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"speed": Object {"description": String("The desired transport speed. Valid range: -8.0 to 8.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("speed")], "title": String("SetTransportSpeedArgs"), "type": String("object")} }, Tool { name: "set_track_rec_enable", description: "Sets the record enable state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rec_st": Object {"description": String("The desired record enable state. 0 for off, 1 for on."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rec_st"), String("rid")], "title": String("SetTrackRecEnableArgs"), "type": String("object")} }, Tool { name: "loop_toggle", description: "Toggles loop playback mode.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_mute", description: "Sets the mute state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"mute_state": Object {"description": String("The desired mute state (true for mute, false for unmute)."), "type": String("boolean")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("mute_state"), String("rid")], "title": String("SetTrackMuteArgs"), "type": String("object")} }, Tool { name: "undo", description: "Undoes the last action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "transport_play", description: "Starts Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }] })
+2026-06-30T15:23:06.621915Z DEBUG rmcp::service: new event evt=ToSink(Response(ListToolsResult(ListToolsResult { next_cursor: None, tools: [Tool { name: "next_marker", description: "Moves the playhead to the next location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "prev_marker", description: "Moves the playhead to the previous location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "save_state", description: "Saves the current session state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "redo", description: "Redoes the last undone action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "locate", description: "Locates the playhead to a specific sample position and optionally starts playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"roll": Object {"description": String("Whether to start playing after locating. 0 for stop, 1 for play."), "format": String("int32"), "type": String("integer")}, "spos": Object {"description": String("The position in samples to locate to."), "format": String("int64"), "type": String("integer")}}, "required": Array [String("roll"), String("spos")], "title": String("LocateToolArgs"), "type": String("object")} }, Tool { name: "set_track_gain_abs", description: "Sets the absolute gain of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_abs": Object {"description": String("The desired absolute gain. Valid range: 0.0 to 2.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_abs"), String("rid")], "title": String("SetTrackGainAbsArgs"), "type": String("object")} }, Tool { name: "set_track_gain_db", description: "Sets the gain of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_db": Object {"description": String("The desired gain in dB. Valid range: -400.0 to 6.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_db"), String("rid")], "title": String("SetTrackGainDBArgs"), "type": String("object")} }, Tool { name: "set_strip_plugin_active", description: "Activates or deactivates a plugin on a specific strip slot.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"active_state": Object {"description": String("The desired activation state (true for active, false for inactive)."), "type": String("boolean")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("active_state"), String("plugin_slot"), String("rid")], "title": String("SetStripPluginActiveArgs"), "type": String("object")} }, Tool { name: "set_strip_plugin_parameter", description: "Sets a specific parameter of a plugin on a strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"param_id": Object {"description": String("The 1-indexed ID of the parameter within the plugin."), "format": String("int32"), "type": String("integer")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "value": Object {"description": String("The desired parameter value, normalized (0.0 to 1.0)."), "format": String("float"), "type": String("number")}}, "required": Array [String("param_id"), String("plugin_slot"), String("rid"), String("value")], "title": String("SetStripPluginParameterArgs"), "type": String("object")} }, Tool { name: "set_track_solo", description: "Sets the solo state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "solo_st": Object {"description": String("The desired solo state. 0 for solo off, 1 for solo on."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rid"), String("solo_st")], "title": String("SetTrackSoloArgs"), "type": String("object")} }, Tool { name: "toggle_punch_out", description: "Toggles the Punch Out state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_selected_strip_pan_stereo_width", description: "Sets the stereo width for the currently selected stereo strip's panner.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"width": Object {"description": String("The desired stereo width for the currently selected strip. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("width")], "title": String("SetSelectedStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "goto_end", description: "Moves the playhead to the session end.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "toggle_punch_in", description: "Toggles the Punch In state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "rewind", description: "Rewinds the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "toggle_all_rec_enables", description: "Toggles the record enable state for ALL tracks.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "goto_start", description: "Moves the playhead to the session start.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "transport_stop", description: "Stops Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_trim_abs", description: "Sets the absolute trim of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_abs": Object {"description": String("The desired absolute trim. Valid range: 0.1 to 10.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_abs")], "title": String("SetTrackTrimAbsArgs"), "type": String("object")} }, Tool { name: "rec_enable_toggle", description: "Toggles the master record enable or selected track record enable.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "access_action", description: "Executes a specified Ardour menu action by its name.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"action_name": Object {"description": String("The name of the Ardour menu action to execute (e.g., 'Editor/zoom-to-session')."), "type": String("string")}}, "required": Array [String("action_name")], "title": String("AccessActionArgs"), "type": String("object")} }, Tool { name: "set_strip_pan_stereo_width", description: "Sets the stereo width for a panner on a stereo strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the stereo track/bus."), "format": String("int32"), "type": String("integer")}, "width": Object {"description": String("The desired stereo width. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("width")], "title": String("SetStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "select_strip", description: "Selects a specific strip (track/bus) in Ardour.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus to select."), "format": String("int32"), "type": String("integer")}, "select_state": Object {"description": String("The desired select state (true to select). Currently, only true (1) is effective for selection."), "type": String("boolean")}}, "required": Array [String("rid"), String("select_state")], "title": String("SelectStripArgs"), "type": String("object")} }, Tool { name: "ffwd", description: "Fast forwards the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "add_marker", description: "Adds a location marker at the current playhead position.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_trim_db", description: "Sets the trim of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_db": Object {"description": String("The desired trim in dB. Valid range: -20.0 to 20.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_db")], "title": String("SetTrackTrimDBArgs"), "type": String("object")} }, Tool { name: "set_transport_speed", description: "Sets Ardour's transport speed. Valid range: -8.0 to 8.0.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"speed": Object {"description": String("The desired transport speed. Valid range: -8.0 to 8.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("speed")], "title": String("SetTransportSpeedArgs"), "type": String("object")} }, Tool { name: "set_track_rec_enable", description: "Sets the record enable state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rec_st": Object {"description": String("The desired record enable state. 0 for off, 1 for on."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rec_st"), String("rid")], "title": String("SetTrackRecEnableArgs"), "type": String("object")} }, Tool { name: "loop_toggle", description: "Toggles loop playback mode.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_mute", description: "Sets the mute state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"mute_state": Object {"description": String("The desired mute state (true for mute, false for unmute)."), "type": String("boolean")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("mute_state"), String("rid")], "title": String("SetTrackMuteArgs"), "type": String("object")} }, Tool { name: "undo", description: "Undoes the last action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "transport_play", description: "Starts Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }] }), Number(1)))
+2026-06-30T15:23:06.656849Z  INFO serve_inner: rmcp::service: Service initialized as server peer_info=InitializeRequestParam { protocol_version: ProtocolVersion("2025-11-25"), capabilities: ClientCapabilities { experimental: None, roots: Some(RootsCapabilities { list_changed: None }), sampling: None }, client_info: Implementation { name: "claude-code", version: "2.1.196" } }
+2026-06-30T15:23:06.656898Z  INFO ardour_mcp_server: Ardour MCP server started and waiting for connections...
+2026-06-30T15:23:06.656931Z DEBUG rmcp::service: new event evt=PeerMessage(Request(ListToolsRequest(Request { method: ListToolsRequestMethod, params: None }), Number(1)))
+2026-06-30T15:23:06.656939Z  INFO ardour_mcp_server: Starting OSC listener for Ardour events on 127.0.0.1:9099
+2026-06-30T15:23:06.656942Z  INFO rmcp::service: received request id=1 request=ListToolsRequest(Request { method: ListToolsRequestMethod, params: None })
+2026-06-30T15:23:06.656971Z DEBUG rmcp::service: new event evt=PeerMessage(Request(ListResourcesRequest(Request { method: ListResourcesRequestMethod, params: None }), Number(2)))
+2026-06-30T15:23:06.656973Z  INFO rmcp::service: received request id=2 request=ListResourcesRequest(Request { method: ListResourcesRequestMethod, params: None })
+2026-06-30T15:23:06.656987Z DEBUG ardour_mcp_server: Listing resources. Count: 2, Content: [Annotated { raw: RawResource { uri: "ardour:/state/playback", name: "Ardour Playback State", description: Some("Current playback state of Ardour (e.g., Playing, Stopped, Unknown)."), mime_type: None, size: None }, annotations: None }, Annotated { raw: RawResource { uri: "ardour:/state/transport_frame", name: "Ardour Transport Frame Position", description: Some("Current playhead position in samples. Returns 'Unknown' if not yet reported by Ardour."), mime_type: None, size: None }, annotations: None }]
+2026-06-30T15:23:06.656995Z  INFO rmcp::service: response message id=2 result=ListResourcesResult(ListResourcesResult { next_cursor: None, resources: [Annotated { raw: RawResource { uri: "ardour:/state/playback", name: "Ardour Playback State", description: Some("Current playback state of Ardour (e.g., Playing, Stopped, Unknown)."), mime_type: None, size: None }, annotations: None }, Annotated { raw: RawResource { uri: "ardour:/state/transport_frame", name: "Ardour Transport Frame Position", description: Some("Current playhead position in samples. Returns 'Unknown' if not yet reported by Ardour."), mime_type: None, size: None }, annotations: None }] })
+2026-06-30T15:23:06.657012Z DEBUG rmcp::service: new event evt=ToSink(Response(ListResourcesResult(ListResourcesResult { next_cursor: None, resources: [Annotated { raw: RawResource { uri: "ardour:/state/playback", name: "Ardour Playback State", description: Some("Current playback state of Ardour (e.g., Playing, Stopped, Unknown)."), mime_type: None, size: None }, annotations: None }, Annotated { raw: RawResource { uri: "ardour:/state/transport_frame", name: "Ardour Transport Frame Position", description: Some("Current playhead position in samples. Returns 'Unknown' if not yet reported by Ardour."), mime_type: None, size: None }, annotations: None }] }), Number(2)))
+2026-06-30T15:23:06.657009Z ERROR ardour_mcp_server: OSC listener task failed: Failed to bind Tokio UDP socket for OSC on 127.0.0.1:9099: Address already in use (os error 98)
+2026-06-30T15:23:06.657102Z  INFO rmcp::service: response message id=1 result=ListToolsResult(ListToolsResult { next_cursor: None, tools: [Tool { name: "transport_stop", description: "Stops Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "goto_start", description: "Moves the playhead to the session start.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "goto_end", description: "Moves the playhead to the session end.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "rewind", description: "Rewinds the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "next_marker", description: "Moves the playhead to the next location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "rec_enable_toggle", description: "Toggles the master record enable or selected track record enable.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "prev_marker", description: "Moves the playhead to the previous location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "redo", description: "Redoes the last undone action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "save_state", description: "Saves the current session state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_strip_pan_stereo_width", description: "Sets the stereo width for a panner on a stereo strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the stereo track/bus."), "format": String("int32"), "type": String("integer")}, "width": Object {"description": String("The desired stereo width. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("width")], "title": String("SetStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "toggle_punch_in", description: "Toggles the Punch In state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_transport_speed", description: "Sets Ardour's transport speed. Valid range: -8.0 to 8.0.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"speed": Object {"description": String("The desired transport speed. Valid range: -8.0 to 8.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("speed")], "title": String("SetTransportSpeedArgs"), "type": String("object")} }, Tool { name: "select_strip", description: "Selects a specific strip (track/bus) in Ardour.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus to select."), "format": String("int32"), "type": String("integer")}, "select_state": Object {"description": String("The desired select state (true to select). Currently, only true (1) is effective for selection."), "type": String("boolean")}}, "required": Array [String("rid"), String("select_state")], "title": String("SelectStripArgs"), "type": String("object")} }, Tool { name: "loop_toggle", description: "Toggles loop playback mode.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_strip_plugin_active", description: "Activates or deactivates a plugin on a specific strip slot.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"active_state": Object {"description": String("The desired activation state (true for active, false for inactive)."), "type": String("boolean")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("active_state"), String("plugin_slot"), String("rid")], "title": String("SetStripPluginActiveArgs"), "type": String("object")} }, Tool { name: "toggle_all_rec_enables", description: "Toggles the record enable state for ALL tracks.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "ffwd", description: "Fast forwards the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_mute", description: "Sets the mute state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"mute_state": Object {"description": String("The desired mute state (true for mute, false for unmute)."), "type": String("boolean")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("mute_state"), String("rid")], "title": String("SetTrackMuteArgs"), "type": String("object")} }, Tool { name: "set_track_gain_db", description: "Sets the gain of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_db": Object {"description": String("The desired gain in dB. Valid range: -400.0 to 6.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_db"), String("rid")], "title": String("SetTrackGainDBArgs"), "type": String("object")} }, Tool { name: "set_track_solo", description: "Sets the solo state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "solo_st": Object {"description": String("The desired solo state. 0 for solo off, 1 for solo on."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rid"), String("solo_st")], "title": String("SetTrackSoloArgs"), "type": String("object")} }, Tool { name: "undo", description: "Undoes the last action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "toggle_punch_out", description: "Toggles the Punch Out state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_trim_abs", description: "Sets the absolute trim of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_abs": Object {"description": String("The desired absolute trim. Valid range: 0.1 to 10.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_abs")], "title": String("SetTrackTrimAbsArgs"), "type": String("object")} }, Tool { name: "set_selected_strip_pan_stereo_width", description: "Sets the stereo width for the currently selected stereo strip's panner.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"width": Object {"description": String("The desired stereo width for the currently selected strip. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("width")], "title": String("SetSelectedStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "set_track_rec_enable", description: "Sets the record enable state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rec_st": Object {"description": String("The desired record enable state. 0 for off, 1 for on."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rec_st"), String("rid")], "title": String("SetTrackRecEnableArgs"), "type": String("object")} }, Tool { name: "add_marker", description: "Adds a location marker at the current playhead position.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_gain_abs", description: "Sets the absolute gain of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_abs": Object {"description": String("The desired absolute gain. Valid range: 0.0 to 2.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_abs"), String("rid")], "title": String("SetTrackGainAbsArgs"), "type": String("object")} }, Tool { name: "transport_play", description: "Starts Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_trim_db", description: "Sets the trim of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_db": Object {"description": String("The desired trim in dB. Valid range: -20.0 to 20.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_db")], "title": String("SetTrackTrimDBArgs"), "type": String("object")} }, Tool { name: "set_strip_plugin_parameter", description: "Sets a specific parameter of a plugin on a strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"param_id": Object {"description": String("The 1-indexed ID of the parameter within the plugin."), "format": String("int32"), "type": String("integer")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "value": Object {"description": String("The desired parameter value, normalized (0.0 to 1.0)."), "format": String("float"), "type": String("number")}}, "required": Array [String("param_id"), String("plugin_slot"), String("rid"), String("value")], "title": String("SetStripPluginParameterArgs"), "type": String("object")} }, Tool { name: "locate", description: "Locates the playhead to a specific sample position and optionally starts playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"roll": Object {"description": String("Whether to start playing after locating. 0 for stop, 1 for play."), "format": String("int32"), "type": String("integer")}, "spos": Object {"description": String("The position in samples to locate to."), "format": String("int64"), "type": String("integer")}}, "required": Array [String("roll"), String("spos")], "title": String("LocateToolArgs"), "type": String("object")} }, Tool { name: "access_action", description: "Executes a specified Ardour menu action by its name.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"action_name": Object {"description": String("The name of the Ardour menu action to execute (e.g., 'Editor/zoom-to-session')."), "type": String("string")}}, "required": Array [String("action_name")], "title": String("AccessActionArgs"), "type": String("object")} }] })
+2026-06-30T15:23:06.657158Z DEBUG rmcp::service: new event evt=ToSink(Response(ListToolsResult(ListToolsResult { next_cursor: None, tools: [Tool { name: "transport_stop", description: "Stops Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "goto_start", description: "Moves the playhead to the session start.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "goto_end", description: "Moves the playhead to the session end.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "rewind", description: "Rewinds the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "next_marker", description: "Moves the playhead to the next location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "rec_enable_toggle", description: "Toggles the master record enable or selected track record enable.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "prev_marker", description: "Moves the playhead to the previous location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "redo", description: "Redoes the last undone action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "save_state", description: "Saves the current session state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_strip_pan_stereo_width", description: "Sets the stereo width for a panner on a stereo strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the stereo track/bus."), "format": String("int32"), "type": String("integer")}, "width": Object {"description": String("The desired stereo width. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("width")], "title": String("SetStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "toggle_punch_in", description: "Toggles the Punch In state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_transport_speed", description: "Sets Ardour's transport speed. Valid range: -8.0 to 8.0.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"speed": Object {"description": String("The desired transport speed. Valid range: -8.0 to 8.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("speed")], "title": String("SetTransportSpeedArgs"), "type": String("object")} }, Tool { name: "select_strip", description: "Selects a specific strip (track/bus) in Ardour.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus to select."), "format": String("int32"), "type": String("integer")}, "select_state": Object {"description": String("The desired select state (true to select). Currently, only true (1) is effective for selection."), "type": String("boolean")}}, "required": Array [String("rid"), String("select_state")], "title": String("SelectStripArgs"), "type": String("object")} }, Tool { name: "loop_toggle", description: "Toggles loop playback mode.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_strip_plugin_active", description: "Activates or deactivates a plugin on a specific strip slot.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"active_state": Object {"description": String("The desired activation state (true for active, false for inactive)."), "type": String("boolean")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("active_state"), String("plugin_slot"), String("rid")], "title": String("SetStripPluginActiveArgs"), "type": String("object")} }, Tool { name: "toggle_all_rec_enables", description: "Toggles the record enable state for ALL tracks.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "ffwd", description: "Fast forwards the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_mute", description: "Sets the mute state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"mute_state": Object {"description": String("The desired mute state (true for mute, false for unmute)."), "type": String("boolean")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("mute_state"), String("rid")], "title": String("SetTrackMuteArgs"), "type": String("object")} }, Tool { name: "set_track_gain_db", description: "Sets the gain of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_db": Object {"description": String("The desired gain in dB. Valid range: -400.0 to 6.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_db"), String("rid")], "title": String("SetTrackGainDBArgs"), "type": String("object")} }, Tool { name: "set_track_solo", description: "Sets the solo state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "solo_st": Object {"description": String("The desired solo state. 0 for solo off, 1 for solo on."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rid"), String("solo_st")], "title": String("SetTrackSoloArgs"), "type": String("object")} }, Tool { name: "undo", description: "Undoes the last action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "toggle_punch_out", description: "Toggles the Punch Out state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_trim_abs", description: "Sets the absolute trim of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_abs": Object {"description": String("The desired absolute trim. Valid range: 0.1 to 10.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_abs")], "title": String("SetTrackTrimAbsArgs"), "type": String("object")} }, Tool { name: "set_selected_strip_pan_stereo_width", description: "Sets the stereo width for the currently selected stereo strip's panner.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"width": Object {"description": String("The desired stereo width for the currently selected strip. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("width")], "title": String("SetSelectedStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "set_track_rec_enable", description: "Sets the record enable state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rec_st": Object {"description": String("The desired record enable state. 0 for off, 1 for on."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rec_st"), String("rid")], "title": String("SetTrackRecEnableArgs"), "type": String("object")} }, Tool { name: "add_marker", description: "Adds a location marker at the current playhead position.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_gain_abs", description: "Sets the absolute gain of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_abs": Object {"description": String("The desired absolute gain. Valid range: 0.0 to 2.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_abs"), String("rid")], "title": String("SetTrackGainAbsArgs"), "type": String("object")} }, Tool { name: "transport_play", description: "Starts Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_trim_db", description: "Sets the trim of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_db": Object {"description": String("The desired trim in dB. Valid range: -20.0 to 20.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_db")], "title": String("SetTrackTrimDBArgs"), "type": String("object")} }, Tool { name: "set_strip_plugin_parameter", description: "Sets a specific parameter of a plugin on a strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"param_id": Object {"description": String("The 1-indexed ID of the parameter within the plugin."), "format": String("int32"), "type": String("integer")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "value": Object {"description": String("The desired parameter value, normalized (0.0 to 1.0)."), "format": String("float"), "type": String("number")}}, "required": Array [String("param_id"), String("plugin_slot"), String("rid"), String("value")], "title": String("SetStripPluginParameterArgs"), "type": String("object")} }, Tool { name: "locate", description: "Locates the playhead to a specific sample position and optionally starts playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"roll": Object {"description": String("Whether to start playing after locating. 0 for stop, 1 for play."), "format": String("int32"), "type": String("integer")}, "spos": Object {"description": String("The position in samples to locate to."), "format": String("int64"), "type": String("integer")}}, "required": Array [String("roll"), String("spos")], "title": String("LocateToolArgs"), "type": String("object")} }, Tool { name: "access_action", description: "Executes a specified Ardour menu action by its name.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"action_name": Object {"description": String("The name of the Ardour menu action to execute (e.g., 'Editor/zoom-to-session')."), "type": String("string")}}, "required": Array [String("action_name")], "title": String("AccessActionArgs"), "type": String("object")} }] }), Number(1)))
+2026-06-30T15:27:12.616760Z  INFO ardour_mcp_server: 
+======================================================================
+NEW SERVER RUN: Tue, 30 Jun 2026 17:27:12 +0200
+======================================================================
+2026-06-30T15:27:12.616846Z  INFO ardour_mcp_server: Attempting to create OSC sender for Ardour at 127.0.0.1:3819
+2026-06-30T15:27:12.616899Z  INFO ardour_mcp_server: OSC sender created and connected to Ardour at 127.0.0.1:3819
+2026-06-30T15:27:12.616906Z  INFO ardour_mcp_server: Sending /set_surface to Ardour to enable OSC feedback.
+2026-06-30T15:27:12.616932Z  INFO ardour_mcp_server: Targeting feedback port: 9099
+2026-06-30T15:27:12.617359Z  INFO ardour_mcp_server: /set_surface command sent successfully to Ardour.
+2026-06-30T15:27:12.718764Z  INFO serve_inner: rmcp::service: Service initialized as server peer_info=InitializeRequestParam { protocol_version: ProtocolVersion("2025-11-25"), capabilities: ClientCapabilities { experimental: None, roots: Some(RootsCapabilities { list_changed: None }), sampling: None }, client_info: Implementation { name: "claude-code", version: "2.1.196" } }
+2026-06-30T15:27:12.718841Z  INFO ardour_mcp_server: Ardour MCP server started and waiting for connections...
+2026-06-30T15:27:12.718882Z DEBUG rmcp::service: new event evt=PeerMessage(Request(ListToolsRequest(Request { method: ListToolsRequestMethod, params: None }), Number(1)))
+2026-06-30T15:27:12.718882Z  INFO ardour_mcp_server: Starting OSC listener for Ardour events on 127.0.0.1:9099
+2026-06-30T15:27:12.718894Z  INFO rmcp::service: received request id=1 request=ListToolsRequest(Request { method: ListToolsRequestMethod, params: None })
+2026-06-30T15:27:12.718910Z DEBUG rmcp::service: new event evt=PeerMessage(Request(ListResourcesRequest(Request { method: ListResourcesRequestMethod, params: None }), Number(2)))
+2026-06-30T15:27:12.718912Z  INFO rmcp::service: received request id=2 request=ListResourcesRequest(Request { method: ListResourcesRequestMethod, params: None })
+2026-06-30T15:27:12.718931Z DEBUG ardour_mcp_server: Listing resources. Count: 2, Content: [Annotated { raw: RawResource { uri: "ardour:/state/playback", name: "Ardour Playback State", description: Some("Current playback state of Ardour (e.g., Playing, Stopped, Unknown)."), mime_type: None, size: None }, annotations: None }, Annotated { raw: RawResource { uri: "ardour:/state/transport_frame", name: "Ardour Transport Frame Position", description: Some("Current playhead position in samples. Returns 'Unknown' if not yet reported by Ardour."), mime_type: None, size: None }, annotations: None }]
+2026-06-30T15:27:12.718941Z  INFO rmcp::service: response message id=2 result=ListResourcesResult(ListResourcesResult { next_cursor: None, resources: [Annotated { raw: RawResource { uri: "ardour:/state/playback", name: "Ardour Playback State", description: Some("Current playback state of Ardour (e.g., Playing, Stopped, Unknown)."), mime_type: None, size: None }, annotations: None }, Annotated { raw: RawResource { uri: "ardour:/state/transport_frame", name: "Ardour Transport Frame Position", description: Some("Current playhead position in samples. Returns 'Unknown' if not yet reported by Ardour."), mime_type: None, size: None }, annotations: None }] })
+2026-06-30T15:27:12.718954Z DEBUG rmcp::service: new event evt=ToSink(Response(ListResourcesResult(ListResourcesResult { next_cursor: None, resources: [Annotated { raw: RawResource { uri: "ardour:/state/playback", name: "Ardour Playback State", description: Some("Current playback state of Ardour (e.g., Playing, Stopped, Unknown)."), mime_type: None, size: None }, annotations: None }, Annotated { raw: RawResource { uri: "ardour:/state/transport_frame", name: "Ardour Transport Frame Position", description: Some("Current playhead position in samples. Returns 'Unknown' if not yet reported by Ardour."), mime_type: None, size: None }, annotations: None }] }), Number(2)))
+2026-06-30T15:27:12.718959Z ERROR ardour_mcp_server: OSC listener task failed: Failed to bind Tokio UDP socket for OSC on 127.0.0.1:9099: Address already in use (os error 98)
+2026-06-30T15:27:12.719096Z  INFO rmcp::service: response message id=1 result=ListToolsResult(ListToolsResult { next_cursor: None, tools: [Tool { name: "access_action", description: "Executes a specified Ardour menu action by its name.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"action_name": Object {"description": String("The name of the Ardour menu action to execute (e.g., 'Editor/zoom-to-session')."), "type": String("string")}}, "required": Array [String("action_name")], "title": String("AccessActionArgs"), "type": String("object")} }, Tool { name: "set_strip_plugin_active", description: "Activates or deactivates a plugin on a specific strip slot.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"active_state": Object {"description": String("The desired activation state (true for active, false for inactive)."), "type": String("boolean")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("active_state"), String("plugin_slot"), String("rid")], "title": String("SetStripPluginActiveArgs"), "type": String("object")} }, Tool { name: "add_marker", description: "Adds a location marker at the current playhead position.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_strip_pan_stereo_width", description: "Sets the stereo width for a panner on a stereo strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the stereo track/bus."), "format": String("int32"), "type": String("integer")}, "width": Object {"description": String("The desired stereo width. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("width")], "title": String("SetStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "rewind", description: "Rewinds the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "undo", description: "Undoes the last action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_rec_enable", description: "Sets the record enable state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rec_st": Object {"description": String("The desired record enable state. 0 for off, 1 for on."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rec_st"), String("rid")], "title": String("SetTrackRecEnableArgs"), "type": String("object")} }, Tool { name: "transport_play", description: "Starts Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_gain_abs", description: "Sets the absolute gain of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_abs": Object {"description": String("The desired absolute gain. Valid range: 0.0 to 2.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_abs"), String("rid")], "title": String("SetTrackGainAbsArgs"), "type": String("object")} }, Tool { name: "set_track_mute", description: "Sets the mute state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"mute_state": Object {"description": String("The desired mute state (true for mute, false for unmute)."), "type": String("boolean")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("mute_state"), String("rid")], "title": String("SetTrackMuteArgs"), "type": String("object")} }, Tool { name: "toggle_punch_out", description: "Toggles the Punch Out state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "goto_start", description: "Moves the playhead to the session start.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "transport_stop", description: "Stops Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "toggle_all_rec_enables", description: "Toggles the record enable state for ALL tracks.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "ffwd", description: "Fast forwards the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "goto_end", description: "Moves the playhead to the session end.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "toggle_punch_in", description: "Toggles the Punch In state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_transport_speed", description: "Sets Ardour's transport speed. Valid range: -8.0 to 8.0.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"speed": Object {"description": String("The desired transport speed. Valid range: -8.0 to 8.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("speed")], "title": String("SetTransportSpeedArgs"), "type": String("object")} }, Tool { name: "set_track_solo", description: "Sets the solo state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "solo_st": Object {"description": String("The desired solo state. 0 for solo off, 1 for solo on."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rid"), String("solo_st")], "title": String("SetTrackSoloArgs"), "type": String("object")} }, Tool { name: "select_strip", description: "Selects a specific strip (track/bus) in Ardour.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus to select."), "format": String("int32"), "type": String("integer")}, "select_state": Object {"description": String("The desired select state (true to select). Currently, only true (1) is effective for selection."), "type": String("boolean")}}, "required": Array [String("rid"), String("select_state")], "title": String("SelectStripArgs"), "type": String("object")} }, Tool { name: "set_track_trim_abs", description: "Sets the absolute trim of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_abs": Object {"description": String("The desired absolute trim. Valid range: 0.1 to 10.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_abs")], "title": String("SetTrackTrimAbsArgs"), "type": String("object")} }, Tool { name: "set_track_trim_db", description: "Sets the trim of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_db": Object {"description": String("The desired trim in dB. Valid range: -20.0 to 20.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_db")], "title": String("SetTrackTrimDBArgs"), "type": String("object")} }, Tool { name: "set_strip_plugin_parameter", description: "Sets a specific parameter of a plugin on a strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"param_id": Object {"description": String("The 1-indexed ID of the parameter within the plugin."), "format": String("int32"), "type": String("integer")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "value": Object {"description": String("The desired parameter value, normalized (0.0 to 1.0)."), "format": String("float"), "type": String("number")}}, "required": Array [String("param_id"), String("plugin_slot"), String("rid"), String("value")], "title": String("SetStripPluginParameterArgs"), "type": String("object")} }, Tool { name: "locate", description: "Locates the playhead to a specific sample position and optionally starts playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"roll": Object {"description": String("Whether to start playing after locating. 0 for stop, 1 for play."), "format": String("int32"), "type": String("integer")}, "spos": Object {"description": String("The position in samples to locate to."), "format": String("int64"), "type": String("integer")}}, "required": Array [String("roll"), String("spos")], "title": String("LocateToolArgs"), "type": String("object")} }, Tool { name: "set_selected_strip_pan_stereo_width", description: "Sets the stereo width for the currently selected stereo strip's panner.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"width": Object {"description": String("The desired stereo width for the currently selected strip. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("width")], "title": String("SetSelectedStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "next_marker", description: "Moves the playhead to the next location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "prev_marker", description: "Moves the playhead to the previous location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "rec_enable_toggle", description: "Toggles the master record enable or selected track record enable.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "save_state", description: "Saves the current session state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_gain_db", description: "Sets the gain of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_db": Object {"description": String("The desired gain in dB. Valid range: -400.0 to 6.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_db"), String("rid")], "title": String("SetTrackGainDBArgs"), "type": String("object")} }, Tool { name: "redo", description: "Redoes the last undone action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "loop_toggle", description: "Toggles loop playback mode.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }] })
+2026-06-30T15:27:12.719177Z DEBUG rmcp::service: new event evt=ToSink(Response(ListToolsResult(ListToolsResult { next_cursor: None, tools: [Tool { name: "access_action", description: "Executes a specified Ardour menu action by its name.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"action_name": Object {"description": String("The name of the Ardour menu action to execute (e.g., 'Editor/zoom-to-session')."), "type": String("string")}}, "required": Array [String("action_name")], "title": String("AccessActionArgs"), "type": String("object")} }, Tool { name: "set_strip_plugin_active", description: "Activates or deactivates a plugin on a specific strip slot.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"active_state": Object {"description": String("The desired activation state (true for active, false for inactive)."), "type": String("boolean")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("active_state"), String("plugin_slot"), String("rid")], "title": String("SetStripPluginActiveArgs"), "type": String("object")} }, Tool { name: "add_marker", description: "Adds a location marker at the current playhead position.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_strip_pan_stereo_width", description: "Sets the stereo width for a panner on a stereo strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the stereo track/bus."), "format": String("int32"), "type": String("integer")}, "width": Object {"description": String("The desired stereo width. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("width")], "title": String("SetStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "rewind", description: "Rewinds the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "undo", description: "Undoes the last action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_rec_enable", description: "Sets the record enable state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rec_st": Object {"description": String("The desired record enable state. 0 for off, 1 for on."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rec_st"), String("rid")], "title": String("SetTrackRecEnableArgs"), "type": String("object")} }, Tool { name: "transport_play", description: "Starts Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_gain_abs", description: "Sets the absolute gain of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_abs": Object {"description": String("The desired absolute gain. Valid range: 0.0 to 2.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_abs"), String("rid")], "title": String("SetTrackGainAbsArgs"), "type": String("object")} }, Tool { name: "set_track_mute", description: "Sets the mute state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"mute_state": Object {"description": String("The desired mute state (true for mute, false for unmute)."), "type": String("boolean")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("mute_state"), String("rid")], "title": String("SetTrackMuteArgs"), "type": String("object")} }, Tool { name: "toggle_punch_out", description: "Toggles the Punch Out state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "goto_start", description: "Moves the playhead to the session start.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "transport_stop", description: "Stops Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "toggle_all_rec_enables", description: "Toggles the record enable state for ALL tracks.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "ffwd", description: "Fast forwards the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "goto_end", description: "Moves the playhead to the session end.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "toggle_punch_in", description: "Toggles the Punch In state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_transport_speed", description: "Sets Ardour's transport speed. Valid range: -8.0 to 8.0.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"speed": Object {"description": String("The desired transport speed. Valid range: -8.0 to 8.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("speed")], "title": String("SetTransportSpeedArgs"), "type": String("object")} }, Tool { name: "set_track_solo", description: "Sets the solo state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "solo_st": Object {"description": String("The desired solo state. 0 for solo off, 1 for solo on."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rid"), String("solo_st")], "title": String("SetTrackSoloArgs"), "type": String("object")} }, Tool { name: "select_strip", description: "Selects a specific strip (track/bus) in Ardour.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus to select."), "format": String("int32"), "type": String("integer")}, "select_state": Object {"description": String("The desired select state (true to select). Currently, only true (1) is effective for selection."), "type": String("boolean")}}, "required": Array [String("rid"), String("select_state")], "title": String("SelectStripArgs"), "type": String("object")} }, Tool { name: "set_track_trim_abs", description: "Sets the absolute trim of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_abs": Object {"description": String("The desired absolute trim. Valid range: 0.1 to 10.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_abs")], "title": String("SetTrackTrimAbsArgs"), "type": String("object")} }, Tool { name: "set_track_trim_db", description: "Sets the trim of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_db": Object {"description": String("The desired trim in dB. Valid range: -20.0 to 20.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_db")], "title": String("SetTrackTrimDBArgs"), "type": String("object")} }, Tool { name: "set_strip_plugin_parameter", description: "Sets a specific parameter of a plugin on a strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"param_id": Object {"description": String("The 1-indexed ID of the parameter within the plugin."), "format": String("int32"), "type": String("integer")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "value": Object {"description": String("The desired parameter value, normalized (0.0 to 1.0)."), "format": String("float"), "type": String("number")}}, "required": Array [String("param_id"), String("plugin_slot"), String("rid"), String("value")], "title": String("SetStripPluginParameterArgs"), "type": String("object")} }, Tool { name: "locate", description: "Locates the playhead to a specific sample position and optionally starts playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"roll": Object {"description": String("Whether to start playing after locating. 0 for stop, 1 for play."), "format": String("int32"), "type": String("integer")}, "spos": Object {"description": String("The position in samples to locate to."), "format": String("int64"), "type": String("integer")}}, "required": Array [String("roll"), String("spos")], "title": String("LocateToolArgs"), "type": String("object")} }, Tool { name: "set_selected_strip_pan_stereo_width", description: "Sets the stereo width for the currently selected stereo strip's panner.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"width": Object {"description": String("The desired stereo width for the currently selected strip. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("width")], "title": String("SetSelectedStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "next_marker", description: "Moves the playhead to the next location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "prev_marker", description: "Moves the playhead to the previous location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "rec_enable_toggle", description: "Toggles the master record enable or selected track record enable.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "save_state", description: "Saves the current session state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_gain_db", description: "Sets the gain of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_db": Object {"description": String("The desired gain in dB. Valid range: -400.0 to 6.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_db"), String("rid")], "title": String("SetTrackGainDBArgs"), "type": String("object")} }, Tool { name: "redo", description: "Redoes the last undone action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "loop_toggle", description: "Toggles loop playback mode.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }] }), Number(1)))
+2026-06-30T15:27:13.809133Z  INFO ardour_mcp_server: 
+======================================================================
+NEW SERVER RUN: Tue, 30 Jun 2026 17:27:13 +0200
+======================================================================
+2026-06-30T15:27:13.809174Z  INFO ardour_mcp_server: Attempting to create OSC sender for Ardour at 127.0.0.1:3819
+2026-06-30T15:27:13.809207Z  INFO ardour_mcp_server: OSC sender created and connected to Ardour at 127.0.0.1:3819
+2026-06-30T15:27:13.809211Z  INFO ardour_mcp_server: Sending /set_surface to Ardour to enable OSC feedback.
+2026-06-30T15:27:13.809214Z  INFO ardour_mcp_server: Targeting feedback port: 9099
+2026-06-30T15:27:13.809830Z  INFO ardour_mcp_server: /set_surface command sent successfully to Ardour.
+2026-06-30T15:27:13.896776Z  INFO serve_inner: rmcp::service: Service initialized as server peer_info=InitializeRequestParam { protocol_version: ProtocolVersion("2025-11-25"), capabilities: ClientCapabilities { experimental: None, roots: Some(RootsCapabilities { list_changed: None }), sampling: None }, client_info: Implementation { name: "claude-code", version: "2.1.196" } }
+2026-06-30T15:27:13.896812Z  INFO ardour_mcp_server: Ardour MCP server started and waiting for connections...
+2026-06-30T15:27:13.896850Z DEBUG rmcp::service: new event evt=PeerMessage(Request(ListToolsRequest(Request { method: ListToolsRequestMethod, params: None }), Number(1)))
+2026-06-30T15:27:13.896848Z  INFO ardour_mcp_server: Starting OSC listener for Ardour events on 127.0.0.1:9099
+2026-06-30T15:27:13.896860Z  INFO rmcp::service: received request id=1 request=ListToolsRequest(Request { method: ListToolsRequestMethod, params: None })
+2026-06-30T15:27:13.896885Z DEBUG rmcp::service: new event evt=PeerMessage(Request(ListResourcesRequest(Request { method: ListResourcesRequestMethod, params: None }), Number(2)))
+2026-06-30T15:27:13.896887Z  INFO rmcp::service: received request id=2 request=ListResourcesRequest(Request { method: ListResourcesRequestMethod, params: None })
+2026-06-30T15:27:13.896902Z DEBUG ardour_mcp_server: Listing resources. Count: 2, Content: [Annotated { raw: RawResource { uri: "ardour:/state/playback", name: "Ardour Playback State", description: Some("Current playback state of Ardour (e.g., Playing, Stopped, Unknown)."), mime_type: None, size: None }, annotations: None }, Annotated { raw: RawResource { uri: "ardour:/state/transport_frame", name: "Ardour Transport Frame Position", description: Some("Current playhead position in samples. Returns 'Unknown' if not yet reported by Ardour."), mime_type: None, size: None }, annotations: None }]
+2026-06-30T15:27:13.896910Z  INFO rmcp::service: response message id=2 result=ListResourcesResult(ListResourcesResult { next_cursor: None, resources: [Annotated { raw: RawResource { uri: "ardour:/state/playback", name: "Ardour Playback State", description: Some("Current playback state of Ardour (e.g., Playing, Stopped, Unknown)."), mime_type: None, size: None }, annotations: None }, Annotated { raw: RawResource { uri: "ardour:/state/transport_frame", name: "Ardour Transport Frame Position", description: Some("Current playhead position in samples. Returns 'Unknown' if not yet reported by Ardour."), mime_type: None, size: None }, annotations: None }] })
+2026-06-30T15:27:13.896915Z ERROR ardour_mcp_server: OSC listener task failed: Failed to bind Tokio UDP socket for OSC on 127.0.0.1:9099: Address already in use (os error 98)
+2026-06-30T15:27:13.896920Z DEBUG rmcp::service: new event evt=ToSink(Response(ListResourcesResult(ListResourcesResult { next_cursor: None, resources: [Annotated { raw: RawResource { uri: "ardour:/state/playback", name: "Ardour Playback State", description: Some("Current playback state of Ardour (e.g., Playing, Stopped, Unknown)."), mime_type: None, size: None }, annotations: None }, Annotated { raw: RawResource { uri: "ardour:/state/transport_frame", name: "Ardour Transport Frame Position", description: Some("Current playhead position in samples. Returns 'Unknown' if not yet reported by Ardour."), mime_type: None, size: None }, annotations: None }] }), Number(2)))
+2026-06-30T15:27:13.897031Z  INFO rmcp::service: response message id=1 result=ListToolsResult(ListToolsResult { next_cursor: None, tools: [Tool { name: "next_marker", description: "Moves the playhead to the next location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "toggle_punch_out", description: "Toggles the Punch Out state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_gain_abs", description: "Sets the absolute gain of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_abs": Object {"description": String("The desired absolute gain. Valid range: 0.0 to 2.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_abs"), String("rid")], "title": String("SetTrackGainAbsArgs"), "type": String("object")} }, Tool { name: "set_strip_pan_stereo_width", description: "Sets the stereo width for a panner on a stereo strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the stereo track/bus."), "format": String("int32"), "type": String("integer")}, "width": Object {"description": String("The desired stereo width. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("width")], "title": String("SetStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "goto_start", description: "Moves the playhead to the session start.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "loop_toggle", description: "Toggles loop playback mode.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "add_marker", description: "Adds a location marker at the current playhead position.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "rec_enable_toggle", description: "Toggles the master record enable or selected track record enable.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "rewind", description: "Rewinds the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_strip_plugin_parameter", description: "Sets a specific parameter of a plugin on a strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"param_id": Object {"description": String("The 1-indexed ID of the parameter within the plugin."), "format": String("int32"), "type": String("integer")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "value": Object {"description": String("The desired parameter value, normalized (0.0 to 1.0)."), "format": String("float"), "type": String("number")}}, "required": Array [String("param_id"), String("plugin_slot"), String("rid"), String("value")], "title": String("SetStripPluginParameterArgs"), "type": String("object")} }, Tool { name: "set_track_solo", description: "Sets the solo state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "solo_st": Object {"description": String("The desired solo state. 0 for solo off, 1 for solo on."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rid"), String("solo_st")], "title": String("SetTrackSoloArgs"), "type": String("object")} }, Tool { name: "transport_play", description: "Starts Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_rec_enable", description: "Sets the record enable state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rec_st": Object {"description": String("The desired record enable state. 0 for off, 1 for on."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rec_st"), String("rid")], "title": String("SetTrackRecEnableArgs"), "type": String("object")} }, Tool { name: "set_selected_strip_pan_stereo_width", description: "Sets the stereo width for the currently selected stereo strip's panner.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"width": Object {"description": String("The desired stereo width for the currently selected strip. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("width")], "title": String("SetSelectedStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "locate", description: "Locates the playhead to a specific sample position and optionally starts playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"roll": Object {"description": String("Whether to start playing after locating. 0 for stop, 1 for play."), "format": String("int32"), "type": String("integer")}, "spos": Object {"description": String("The position in samples to locate to."), "format": String("int64"), "type": String("integer")}}, "required": Array [String("roll"), String("spos")], "title": String("LocateToolArgs"), "type": String("object")} }, Tool { name: "toggle_punch_in", description: "Toggles the Punch In state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_trim_db", description: "Sets the trim of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_db": Object {"description": String("The desired trim in dB. Valid range: -20.0 to 20.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_db")], "title": String("SetTrackTrimDBArgs"), "type": String("object")} }, Tool { name: "set_strip_plugin_active", description: "Activates or deactivates a plugin on a specific strip slot.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"active_state": Object {"description": String("The desired activation state (true for active, false for inactive)."), "type": String("boolean")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("active_state"), String("plugin_slot"), String("rid")], "title": String("SetStripPluginActiveArgs"), "type": String("object")} }, Tool { name: "transport_stop", description: "Stops Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "access_action", description: "Executes a specified Ardour menu action by its name.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"action_name": Object {"description": String("The name of the Ardour menu action to execute (e.g., 'Editor/zoom-to-session')."), "type": String("string")}}, "required": Array [String("action_name")], "title": String("AccessActionArgs"), "type": String("object")} }, Tool { name: "prev_marker", description: "Moves the playhead to the previous location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "save_state", description: "Saves the current session state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "goto_end", description: "Moves the playhead to the session end.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "undo", description: "Undoes the last action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_trim_abs", description: "Sets the absolute trim of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_abs": Object {"description": String("The desired absolute trim. Valid range: 0.1 to 10.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_abs")], "title": String("SetTrackTrimAbsArgs"), "type": String("object")} }, Tool { name: "redo", description: "Redoes the last undone action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "ffwd", description: "Fast forwards the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "select_strip", description: "Selects a specific strip (track/bus) in Ardour.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus to select."), "format": String("int32"), "type": String("integer")}, "select_state": Object {"description": String("The desired select state (true to select). Currently, only true (1) is effective for selection."), "type": String("boolean")}}, "required": Array [String("rid"), String("select_state")], "title": String("SelectStripArgs"), "type": String("object")} }, Tool { name: "set_transport_speed", description: "Sets Ardour's transport speed. Valid range: -8.0 to 8.0.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"speed": Object {"description": String("The desired transport speed. Valid range: -8.0 to 8.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("speed")], "title": String("SetTransportSpeedArgs"), "type": String("object")} }, Tool { name: "set_track_gain_db", description: "Sets the gain of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_db": Object {"description": String("The desired gain in dB. Valid range: -400.0 to 6.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_db"), String("rid")], "title": String("SetTrackGainDBArgs"), "type": String("object")} }, Tool { name: "toggle_all_rec_enables", description: "Toggles the record enable state for ALL tracks.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_mute", description: "Sets the mute state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"mute_state": Object {"description": String("The desired mute state (true for mute, false for unmute)."), "type": String("boolean")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("mute_state"), String("rid")], "title": String("SetTrackMuteArgs"), "type": String("object")} }] })
+2026-06-30T15:27:13.897092Z DEBUG rmcp::service: new event evt=ToSink(Response(ListToolsResult(ListToolsResult { next_cursor: None, tools: [Tool { name: "next_marker", description: "Moves the playhead to the next location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "toggle_punch_out", description: "Toggles the Punch Out state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_gain_abs", description: "Sets the absolute gain of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_abs": Object {"description": String("The desired absolute gain. Valid range: 0.0 to 2.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_abs"), String("rid")], "title": String("SetTrackGainAbsArgs"), "type": String("object")} }, Tool { name: "set_strip_pan_stereo_width", description: "Sets the stereo width for a panner on a stereo strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the stereo track/bus."), "format": String("int32"), "type": String("integer")}, "width": Object {"description": String("The desired stereo width. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("width")], "title": String("SetStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "goto_start", description: "Moves the playhead to the session start.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "loop_toggle", description: "Toggles loop playback mode.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "add_marker", description: "Adds a location marker at the current playhead position.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "rec_enable_toggle", description: "Toggles the master record enable or selected track record enable.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "rewind", description: "Rewinds the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_strip_plugin_parameter", description: "Sets a specific parameter of a plugin on a strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"param_id": Object {"description": String("The 1-indexed ID of the parameter within the plugin."), "format": String("int32"), "type": String("integer")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "value": Object {"description": String("The desired parameter value, normalized (0.0 to 1.0)."), "format": String("float"), "type": String("number")}}, "required": Array [String("param_id"), String("plugin_slot"), String("rid"), String("value")], "title": String("SetStripPluginParameterArgs"), "type": String("object")} }, Tool { name: "set_track_solo", description: "Sets the solo state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "solo_st": Object {"description": String("The desired solo state. 0 for solo off, 1 for solo on."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rid"), String("solo_st")], "title": String("SetTrackSoloArgs"), "type": String("object")} }, Tool { name: "transport_play", description: "Starts Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_rec_enable", description: "Sets the record enable state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rec_st": Object {"description": String("The desired record enable state. 0 for off, 1 for on."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rec_st"), String("rid")], "title": String("SetTrackRecEnableArgs"), "type": String("object")} }, Tool { name: "set_selected_strip_pan_stereo_width", description: "Sets the stereo width for the currently selected stereo strip's panner.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"width": Object {"description": String("The desired stereo width for the currently selected strip. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("width")], "title": String("SetSelectedStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "locate", description: "Locates the playhead to a specific sample position and optionally starts playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"roll": Object {"description": String("Whether to start playing after locating. 0 for stop, 1 for play."), "format": String("int32"), "type": String("integer")}, "spos": Object {"description": String("The position in samples to locate to."), "format": String("int64"), "type": String("integer")}}, "required": Array [String("roll"), String("spos")], "title": String("LocateToolArgs"), "type": String("object")} }, Tool { name: "toggle_punch_in", description: "Toggles the Punch In state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_trim_db", description: "Sets the trim of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_db": Object {"description": String("The desired trim in dB. Valid range: -20.0 to 20.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_db")], "title": String("SetTrackTrimDBArgs"), "type": String("object")} }, Tool { name: "set_strip_plugin_active", description: "Activates or deactivates a plugin on a specific strip slot.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"active_state": Object {"description": String("The desired activation state (true for active, false for inactive)."), "type": String("boolean")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("active_state"), String("plugin_slot"), String("rid")], "title": String("SetStripPluginActiveArgs"), "type": String("object")} }, Tool { name: "transport_stop", description: "Stops Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "access_action", description: "Executes a specified Ardour menu action by its name.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"action_name": Object {"description": String("The name of the Ardour menu action to execute (e.g., 'Editor/zoom-to-session')."), "type": String("string")}}, "required": Array [String("action_name")], "title": String("AccessActionArgs"), "type": String("object")} }, Tool { name: "prev_marker", description: "Moves the playhead to the previous location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "save_state", description: "Saves the current session state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "goto_end", description: "Moves the playhead to the session end.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "undo", description: "Undoes the last action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_trim_abs", description: "Sets the absolute trim of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_abs": Object {"description": String("The desired absolute trim. Valid range: 0.1 to 10.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_abs")], "title": String("SetTrackTrimAbsArgs"), "type": String("object")} }, Tool { name: "redo", description: "Redoes the last undone action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "ffwd", description: "Fast forwards the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "select_strip", description: "Selects a specific strip (track/bus) in Ardour.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus to select."), "format": String("int32"), "type": String("integer")}, "select_state": Object {"description": String("The desired select state (true to select). Currently, only true (1) is effective for selection."), "type": String("boolean")}}, "required": Array [String("rid"), String("select_state")], "title": String("SelectStripArgs"), "type": String("object")} }, Tool { name: "set_transport_speed", description: "Sets Ardour's transport speed. Valid range: -8.0 to 8.0.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"speed": Object {"description": String("The desired transport speed. Valid range: -8.0 to 8.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("speed")], "title": String("SetTransportSpeedArgs"), "type": String("object")} }, Tool { name: "set_track_gain_db", description: "Sets the gain of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_db": Object {"description": String("The desired gain in dB. Valid range: -400.0 to 6.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_db"), String("rid")], "title": String("SetTrackGainDBArgs"), "type": String("object")} }, Tool { name: "toggle_all_rec_enables", description: "Toggles the record enable state for ALL tracks.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_mute", description: "Sets the mute state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"mute_state": Object {"description": String("The desired mute state (true for mute, false for unmute)."), "type": String("boolean")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("mute_state"), String("rid")], "title": String("SetTrackMuteArgs"), "type": String("object")} }] }), Number(1)))
+2026-06-30T16:04:20.541207Z  INFO ardour_mcp_server: 
+======================================================================
+NEW SERVER RUN: Tue, 30 Jun 2026 18:04:20 +0200
+======================================================================
+2026-06-30T16:04:20.541267Z  INFO ardour_mcp_server: Attempting to create OSC sender for Ardour at 127.0.0.1:3819
+2026-06-30T16:04:20.541321Z  INFO ardour_mcp_server: OSC sender created and connected to Ardour at 127.0.0.1:3819
+2026-06-30T16:04:20.541325Z  INFO ardour_mcp_server: Sending /set_surface to Ardour to enable OSC feedback.
+2026-06-30T16:04:20.541330Z  INFO ardour_mcp_server: Targeting feedback port: 9099
+2026-06-30T16:04:20.570040Z  INFO ardour_mcp_server: /set_surface command sent successfully to Ardour.
+2026-06-30T16:04:20.587361Z  INFO ardour_mcp_server: 
+======================================================================
+NEW SERVER RUN: Tue, 30 Jun 2026 18:04:20 +0200
+======================================================================
+2026-06-30T16:04:20.587439Z  INFO ardour_mcp_server: Attempting to create OSC sender for Ardour at 127.0.0.1:3819
+2026-06-30T16:04:20.587508Z  INFO ardour_mcp_server: OSC sender created and connected to Ardour at 127.0.0.1:3819
+2026-06-30T16:04:20.587517Z  INFO ardour_mcp_server: Sending /set_surface to Ardour to enable OSC feedback.
+2026-06-30T16:04:20.587524Z  INFO ardour_mcp_server: Targeting feedback port: 9099
+2026-06-30T16:04:20.587821Z  INFO ardour_mcp_server: /set_surface command sent successfully to Ardour.
+2026-06-30T16:04:20.707625Z  INFO serve_inner: rmcp::service: Service initialized as server peer_info=InitializeRequestParam { protocol_version: ProtocolVersion("2025-11-25"), capabilities: ClientCapabilities { experimental: None, roots: Some(RootsCapabilities { list_changed: None }), sampling: None }, client_info: Implementation { name: "claude-code", version: "2.1.196" } }
+2026-06-30T16:04:20.707714Z  INFO ardour_mcp_server: Ardour MCP server started and waiting for connections...
+2026-06-30T16:04:20.707764Z  INFO ardour_mcp_server: Starting OSC listener for Ardour events on 127.0.0.1:9099
+2026-06-30T16:04:20.707773Z DEBUG rmcp::service: new event evt=PeerMessage(Request(ListToolsRequest(Request { method: ListToolsRequestMethod, params: None }), Number(1)))
+2026-06-30T16:04:20.707799Z  INFO rmcp::service: received request id=1 request=ListToolsRequest(Request { method: ListToolsRequestMethod, params: None })
+2026-06-30T16:04:20.707843Z DEBUG rmcp::service: new event evt=PeerMessage(Request(ListResourcesRequest(Request { method: ListResourcesRequestMethod, params: None }), Number(2)))
+2026-06-30T16:04:20.707846Z  INFO rmcp::service: received request id=2 request=ListResourcesRequest(Request { method: ListResourcesRequestMethod, params: None })
+2026-06-30T16:04:20.707860Z ERROR ardour_mcp_server: OSC listener task failed: Failed to bind Tokio UDP socket for OSC on 127.0.0.1:9099: Address already in use (os error 98)
+2026-06-30T16:04:20.707869Z DEBUG ardour_mcp_server: Listing resources. Count: 2, Content: [Annotated { raw: RawResource { uri: "ardour:/state/playback", name: "Ardour Playback State", description: Some("Current playback state of Ardour (e.g., Playing, Stopped, Unknown)."), mime_type: None, size: None }, annotations: None }, Annotated { raw: RawResource { uri: "ardour:/state/transport_frame", name: "Ardour Transport Frame Position", description: Some("Current playhead position in samples. Returns 'Unknown' if not yet reported by Ardour."), mime_type: None, size: None }, annotations: None }]
+2026-06-30T16:04:20.707880Z  INFO rmcp::service: response message id=2 result=ListResourcesResult(ListResourcesResult { next_cursor: None, resources: [Annotated { raw: RawResource { uri: "ardour:/state/playback", name: "Ardour Playback State", description: Some("Current playback state of Ardour (e.g., Playing, Stopped, Unknown)."), mime_type: None, size: None }, annotations: None }, Annotated { raw: RawResource { uri: "ardour:/state/transport_frame", name: "Ardour Transport Frame Position", description: Some("Current playhead position in samples. Returns 'Unknown' if not yet reported by Ardour."), mime_type: None, size: None }, annotations: None }] })
+2026-06-30T16:04:20.707892Z DEBUG rmcp::service: new event evt=ToSink(Response(ListResourcesResult(ListResourcesResult { next_cursor: None, resources: [Annotated { raw: RawResource { uri: "ardour:/state/playback", name: "Ardour Playback State", description: Some("Current playback state of Ardour (e.g., Playing, Stopped, Unknown)."), mime_type: None, size: None }, annotations: None }, Annotated { raw: RawResource { uri: "ardour:/state/transport_frame", name: "Ardour Transport Frame Position", description: Some("Current playhead position in samples. Returns 'Unknown' if not yet reported by Ardour."), mime_type: None, size: None }, annotations: None }] }), Number(2)))
+2026-06-30T16:04:20.708050Z  INFO rmcp::service: response message id=1 result=ListToolsResult(ListToolsResult { next_cursor: None, tools: [Tool { name: "goto_end", description: "Moves the playhead to the session end.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_mute", description: "Sets the mute state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"mute_state": Object {"description": String("The desired mute state (true for mute, false for unmute)."), "type": String("boolean")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("mute_state"), String("rid")], "title": String("SetTrackMuteArgs"), "type": String("object")} }, Tool { name: "set_track_gain_db", description: "Sets the gain of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_db": Object {"description": String("The desired gain in dB. Valid range: -400.0 to 6.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_db"), String("rid")], "title": String("SetTrackGainDBArgs"), "type": String("object")} }, Tool { name: "toggle_all_rec_enables", description: "Toggles the record enable state for ALL tracks.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_trim_abs", description: "Sets the absolute trim of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_abs": Object {"description": String("The desired absolute trim. Valid range: 0.1 to 10.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_abs")], "title": String("SetTrackTrimAbsArgs"), "type": String("object")} }, Tool { name: "redo", description: "Redoes the last undone action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "toggle_punch_out", description: "Toggles the Punch Out state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "locate", description: "Locates the playhead to a specific sample position and optionally starts playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"roll": Object {"description": String("Whether to start playing after locating. 0 for stop, 1 for play."), "format": String("int32"), "type": String("integer")}, "spos": Object {"description": String("The position in samples to locate to."), "format": String("int64"), "type": String("integer")}}, "required": Array [String("roll"), String("spos")], "title": String("LocateToolArgs"), "type": String("object")} }, Tool { name: "prev_marker", description: "Moves the playhead to the previous location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "rewind", description: "Rewinds the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_strip_pan_stereo_width", description: "Sets the stereo width for a panner on a stereo strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the stereo track/bus."), "format": String("int32"), "type": String("integer")}, "width": Object {"description": String("The desired stereo width. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("width")], "title": String("SetStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "set_selected_strip_pan_stereo_width", description: "Sets the stereo width for the currently selected stereo strip's panner.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"width": Object {"description": String("The desired stereo width for the currently selected strip. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("width")], "title": String("SetSelectedStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "set_strip_plugin_active", description: "Activates or deactivates a plugin on a specific strip slot.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"active_state": Object {"description": String("The desired activation state (true for active, false for inactive)."), "type": String("boolean")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("active_state"), String("plugin_slot"), String("rid")], "title": String("SetStripPluginActiveArgs"), "type": String("object")} }, Tool { name: "toggle_punch_in", description: "Toggles the Punch In state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "add_marker", description: "Adds a location marker at the current playhead position.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_strip_plugin_parameter", description: "Sets a specific parameter of a plugin on a strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"param_id": Object {"description": String("The 1-indexed ID of the parameter within the plugin."), "format": String("int32"), "type": String("integer")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "value": Object {"description": String("The desired parameter value, normalized (0.0 to 1.0)."), "format": String("float"), "type": String("number")}}, "required": Array [String("param_id"), String("plugin_slot"), String("rid"), String("value")], "title": String("SetStripPluginParameterArgs"), "type": String("object")} }, Tool { name: "transport_play", description: "Starts Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "loop_toggle", description: "Toggles loop playback mode.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "rec_enable_toggle", description: "Toggles the master record enable or selected track record enable.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_gain_abs", description: "Sets the absolute gain of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_abs": Object {"description": String("The desired absolute gain. Valid range: 0.0 to 2.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_abs"), String("rid")], "title": String("SetTrackGainAbsArgs"), "type": String("object")} }, Tool { name: "access_action", description: "Executes a specified Ardour menu action by its name.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"action_name": Object {"description": String("The name of the Ardour menu action to execute (e.g., 'Editor/zoom-to-session')."), "type": String("string")}}, "required": Array [String("action_name")], "title": String("AccessActionArgs"), "type": String("object")} }, Tool { name: "transport_stop", description: "Stops Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_solo", description: "Sets the solo state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "solo_st": Object {"description": String("The desired solo state. 0 for solo off, 1 for solo on."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rid"), String("solo_st")], "title": String("SetTrackSoloArgs"), "type": String("object")} }, Tool { name: "goto_start", description: "Moves the playhead to the session start.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "ffwd", description: "Fast forwards the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "undo", description: "Undoes the last action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "next_marker", description: "Moves the playhead to the next location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_rec_enable", description: "Sets the record enable state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rec_st": Object {"description": String("The desired record enable state. 0 for off, 1 for on."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rec_st"), String("rid")], "title": String("SetTrackRecEnableArgs"), "type": String("object")} }, Tool { name: "save_state", description: "Saves the current session state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_trim_db", description: "Sets the trim of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_db": Object {"description": String("The desired trim in dB. Valid range: -20.0 to 20.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_db")], "title": String("SetTrackTrimDBArgs"), "type": String("object")} }, Tool { name: "select_strip", description: "Selects a specific strip (track/bus) in Ardour.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus to select."), "format": String("int32"), "type": String("integer")}, "select_state": Object {"description": String("The desired select state (true to select). Currently, only true (1) is effective for selection."), "type": String("boolean")}}, "required": Array [String("rid"), String("select_state")], "title": String("SelectStripArgs"), "type": String("object")} }, Tool { name: "set_transport_speed", description: "Sets Ardour's transport speed. Valid range: -8.0 to 8.0.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"speed": Object {"description": String("The desired transport speed. Valid range: -8.0 to 8.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("speed")], "title": String("SetTransportSpeedArgs"), "type": String("object")} }] })
+2026-06-30T16:04:20.708106Z DEBUG rmcp::service: new event evt=ToSink(Response(ListToolsResult(ListToolsResult { next_cursor: None, tools: [Tool { name: "goto_end", description: "Moves the playhead to the session end.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_mute", description: "Sets the mute state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"mute_state": Object {"description": String("The desired mute state (true for mute, false for unmute)."), "type": String("boolean")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("mute_state"), String("rid")], "title": String("SetTrackMuteArgs"), "type": String("object")} }, Tool { name: "set_track_gain_db", description: "Sets the gain of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_db": Object {"description": String("The desired gain in dB. Valid range: -400.0 to 6.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_db"), String("rid")], "title": String("SetTrackGainDBArgs"), "type": String("object")} }, Tool { name: "toggle_all_rec_enables", description: "Toggles the record enable state for ALL tracks.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_trim_abs", description: "Sets the absolute trim of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_abs": Object {"description": String("The desired absolute trim. Valid range: 0.1 to 10.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_abs")], "title": String("SetTrackTrimAbsArgs"), "type": String("object")} }, Tool { name: "redo", description: "Redoes the last undone action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "toggle_punch_out", description: "Toggles the Punch Out state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "locate", description: "Locates the playhead to a specific sample position and optionally starts playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"roll": Object {"description": String("Whether to start playing after locating. 0 for stop, 1 for play."), "format": String("int32"), "type": String("integer")}, "spos": Object {"description": String("The position in samples to locate to."), "format": String("int64"), "type": String("integer")}}, "required": Array [String("roll"), String("spos")], "title": String("LocateToolArgs"), "type": String("object")} }, Tool { name: "prev_marker", description: "Moves the playhead to the previous location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "rewind", description: "Rewinds the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_strip_pan_stereo_width", description: "Sets the stereo width for a panner on a stereo strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the stereo track/bus."), "format": String("int32"), "type": String("integer")}, "width": Object {"description": String("The desired stereo width. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("width")], "title": String("SetStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "set_selected_strip_pan_stereo_width", description: "Sets the stereo width for the currently selected stereo strip's panner.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"width": Object {"description": String("The desired stereo width for the currently selected strip. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("width")], "title": String("SetSelectedStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "set_strip_plugin_active", description: "Activates or deactivates a plugin on a specific strip slot.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"active_state": Object {"description": String("The desired activation state (true for active, false for inactive)."), "type": String("boolean")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("active_state"), String("plugin_slot"), String("rid")], "title": String("SetStripPluginActiveArgs"), "type": String("object")} }, Tool { name: "toggle_punch_in", description: "Toggles the Punch In state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "add_marker", description: "Adds a location marker at the current playhead position.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_strip_plugin_parameter", description: "Sets a specific parameter of a plugin on a strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"param_id": Object {"description": String("The 1-indexed ID of the parameter within the plugin."), "format": String("int32"), "type": String("integer")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "value": Object {"description": String("The desired parameter value, normalized (0.0 to 1.0)."), "format": String("float"), "type": String("number")}}, "required": Array [String("param_id"), String("plugin_slot"), String("rid"), String("value")], "title": String("SetStripPluginParameterArgs"), "type": String("object")} }, Tool { name: "transport_play", description: "Starts Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "loop_toggle", description: "Toggles loop playback mode.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "rec_enable_toggle", description: "Toggles the master record enable or selected track record enable.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_gain_abs", description: "Sets the absolute gain of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_abs": Object {"description": String("The desired absolute gain. Valid range: 0.0 to 2.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_abs"), String("rid")], "title": String("SetTrackGainAbsArgs"), "type": String("object")} }, Tool { name: "access_action", description: "Executes a specified Ardour menu action by its name.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"action_name": Object {"description": String("The name of the Ardour menu action to execute (e.g., 'Editor/zoom-to-session')."), "type": String("string")}}, "required": Array [String("action_name")], "title": String("AccessActionArgs"), "type": String("object")} }, Tool { name: "transport_stop", description: "Stops Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_solo", description: "Sets the solo state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "solo_st": Object {"description": String("The desired solo state. 0 for solo off, 1 for solo on."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rid"), String("solo_st")], "title": String("SetTrackSoloArgs"), "type": String("object")} }, Tool { name: "goto_start", description: "Moves the playhead to the session start.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "ffwd", description: "Fast forwards the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "undo", description: "Undoes the last action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "next_marker", description: "Moves the playhead to the next location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_rec_enable", description: "Sets the record enable state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rec_st": Object {"description": String("The desired record enable state. 0 for off, 1 for on."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rec_st"), String("rid")], "title": String("SetTrackRecEnableArgs"), "type": String("object")} }, Tool { name: "save_state", description: "Saves the current session state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_trim_db", description: "Sets the trim of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_db": Object {"description": String("The desired trim in dB. Valid range: -20.0 to 20.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_db")], "title": String("SetTrackTrimDBArgs"), "type": String("object")} }, Tool { name: "select_strip", description: "Selects a specific strip (track/bus) in Ardour.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus to select."), "format": String("int32"), "type": String("integer")}, "select_state": Object {"description": String("The desired select state (true to select). Currently, only true (1) is effective for selection."), "type": String("boolean")}}, "required": Array [String("rid"), String("select_state")], "title": String("SelectStripArgs"), "type": String("object")} }, Tool { name: "set_transport_speed", description: "Sets Ardour's transport speed. Valid range: -8.0 to 8.0.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"speed": Object {"description": String("The desired transport speed. Valid range: -8.0 to 8.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("speed")], "title": String("SetTransportSpeedArgs"), "type": String("object")} }] }), Number(1)))
+2026-06-30T16:04:20.757286Z  INFO serve_inner: rmcp::service: Service initialized as server peer_info=InitializeRequestParam { protocol_version: ProtocolVersion("2025-11-25"), capabilities: ClientCapabilities { experimental: None, roots: Some(RootsCapabilities { list_changed: None }), sampling: None }, client_info: Implementation { name: "claude-code", version: "2.1.196" } }
+2026-06-30T16:04:20.757372Z  INFO ardour_mcp_server: Ardour MCP server started and waiting for connections...
+2026-06-30T16:04:20.757419Z DEBUG rmcp::service: new event evt=PeerMessage(Request(ListToolsRequest(Request { method: ListToolsRequestMethod, params: None }), Number(1)))
+2026-06-30T16:04:20.757422Z  INFO ardour_mcp_server: Starting OSC listener for Ardour events on 127.0.0.1:9099
+2026-06-30T16:04:20.757434Z  INFO rmcp::service: received request id=1 request=ListToolsRequest(Request { method: ListToolsRequestMethod, params: None })
+2026-06-30T16:04:20.757464Z DEBUG rmcp::service: new event evt=PeerMessage(Request(ListResourcesRequest(Request { method: ListResourcesRequestMethod, params: None }), Number(2)))
+2026-06-30T16:04:20.757468Z  INFO rmcp::service: received request id=2 request=ListResourcesRequest(Request { method: ListResourcesRequestMethod, params: None })
+2026-06-30T16:04:20.757489Z DEBUG ardour_mcp_server: Listing resources. Count: 2, Content: [Annotated { raw: RawResource { uri: "ardour:/state/playback", name: "Ardour Playback State", description: Some("Current playback state of Ardour (e.g., Playing, Stopped, Unknown)."), mime_type: None, size: None }, annotations: None }, Annotated { raw: RawResource { uri: "ardour:/state/transport_frame", name: "Ardour Transport Frame Position", description: Some("Current playhead position in samples. Returns 'Unknown' if not yet reported by Ardour."), mime_type: None, size: None }, annotations: None }]
+2026-06-30T16:04:20.757501Z  INFO rmcp::service: response message id=2 result=ListResourcesResult(ListResourcesResult { next_cursor: None, resources: [Annotated { raw: RawResource { uri: "ardour:/state/playback", name: "Ardour Playback State", description: Some("Current playback state of Ardour (e.g., Playing, Stopped, Unknown)."), mime_type: None, size: None }, annotations: None }, Annotated { raw: RawResource { uri: "ardour:/state/transport_frame", name: "Ardour Transport Frame Position", description: Some("Current playhead position in samples. Returns 'Unknown' if not yet reported by Ardour."), mime_type: None, size: None }, annotations: None }] })
+2026-06-30T16:04:20.757502Z ERROR ardour_mcp_server: OSC listener task failed: Failed to bind Tokio UDP socket for OSC on 127.0.0.1:9099: Address already in use (os error 98)
+2026-06-30T16:04:20.757514Z DEBUG rmcp::service: new event evt=ToSink(Response(ListResourcesResult(ListResourcesResult { next_cursor: None, resources: [Annotated { raw: RawResource { uri: "ardour:/state/playback", name: "Ardour Playback State", description: Some("Current playback state of Ardour (e.g., Playing, Stopped, Unknown)."), mime_type: None, size: None }, annotations: None }, Annotated { raw: RawResource { uri: "ardour:/state/transport_frame", name: "Ardour Transport Frame Position", description: Some("Current playhead position in samples. Returns 'Unknown' if not yet reported by Ardour."), mime_type: None, size: None }, annotations: None }] }), Number(2)))
+2026-06-30T16:04:20.757648Z  INFO rmcp::service: response message id=1 result=ListToolsResult(ListToolsResult { next_cursor: None, tools: [Tool { name: "loop_toggle", description: "Toggles loop playback mode.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "toggle_punch_in", description: "Toggles the Punch In state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "prev_marker", description: "Moves the playhead to the previous location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "toggle_punch_out", description: "Toggles the Punch Out state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_gain_abs", description: "Sets the absolute gain of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_abs": Object {"description": String("The desired absolute gain. Valid range: 0.0 to 2.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_abs"), String("rid")], "title": String("SetTrackGainAbsArgs"), "type": String("object")} }, Tool { name: "set_track_trim_abs", description: "Sets the absolute trim of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_abs": Object {"description": String("The desired absolute trim. Valid range: 0.1 to 10.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_abs")], "title": String("SetTrackTrimAbsArgs"), "type": String("object")} }, Tool { name: "select_strip", description: "Selects a specific strip (track/bus) in Ardour.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus to select."), "format": String("int32"), "type": String("integer")}, "select_state": Object {"description": String("The desired select state (true to select). Currently, only true (1) is effective for selection."), "type": String("boolean")}}, "required": Array [String("rid"), String("select_state")], "title": String("SelectStripArgs"), "type": String("object")} }, Tool { name: "set_track_gain_db", description: "Sets the gain of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_db": Object {"description": String("The desired gain in dB. Valid range: -400.0 to 6.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_db"), String("rid")], "title": String("SetTrackGainDBArgs"), "type": String("object")} }, Tool { name: "next_marker", description: "Moves the playhead to the next location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "transport_play", description: "Starts Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_mute", description: "Sets the mute state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"mute_state": Object {"description": String("The desired mute state (true for mute, false for unmute)."), "type": String("boolean")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("mute_state"), String("rid")], "title": String("SetTrackMuteArgs"), "type": String("object")} }, Tool { name: "set_selected_strip_pan_stereo_width", description: "Sets the stereo width for the currently selected stereo strip's panner.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"width": Object {"description": String("The desired stereo width for the currently selected strip. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("width")], "title": String("SetSelectedStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "ffwd", description: "Fast forwards the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_trim_db", description: "Sets the trim of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_db": Object {"description": String("The desired trim in dB. Valid range: -20.0 to 20.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_db")], "title": String("SetTrackTrimDBArgs"), "type": String("object")} }, Tool { name: "set_track_solo", description: "Sets the solo state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "solo_st": Object {"description": String("The desired solo state. 0 for solo off, 1 for solo on."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rid"), String("solo_st")], "title": String("SetTrackSoloArgs"), "type": String("object")} }, Tool { name: "undo", description: "Undoes the last action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "rewind", description: "Rewinds the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "transport_stop", description: "Stops Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "redo", description: "Redoes the last undone action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_strip_plugin_active", description: "Activates or deactivates a plugin on a specific strip slot.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"active_state": Object {"description": String("The desired activation state (true for active, false for inactive)."), "type": String("boolean")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("active_state"), String("plugin_slot"), String("rid")], "title": String("SetStripPluginActiveArgs"), "type": String("object")} }, Tool { name: "set_transport_speed", description: "Sets Ardour's transport speed. Valid range: -8.0 to 8.0.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"speed": Object {"description": String("The desired transport speed. Valid range: -8.0 to 8.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("speed")], "title": String("SetTransportSpeedArgs"), "type": String("object")} }, Tool { name: "goto_start", description: "Moves the playhead to the session start.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "rec_enable_toggle", description: "Toggles the master record enable or selected track record enable.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "access_action", description: "Executes a specified Ardour menu action by its name.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"action_name": Object {"description": String("The name of the Ardour menu action to execute (e.g., 'Editor/zoom-to-session')."), "type": String("string")}}, "required": Array [String("action_name")], "title": String("AccessActionArgs"), "type": String("object")} }, Tool { name: "toggle_all_rec_enables", description: "Toggles the record enable state for ALL tracks.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "save_state", description: "Saves the current session state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "goto_end", description: "Moves the playhead to the session end.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "add_marker", description: "Adds a location marker at the current playhead position.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_strip_plugin_parameter", description: "Sets a specific parameter of a plugin on a strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"param_id": Object {"description": String("The 1-indexed ID of the parameter within the plugin."), "format": String("int32"), "type": String("integer")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "value": Object {"description": String("The desired parameter value, normalized (0.0 to 1.0)."), "format": String("float"), "type": String("number")}}, "required": Array [String("param_id"), String("plugin_slot"), String("rid"), String("value")], "title": String("SetStripPluginParameterArgs"), "type": String("object")} }, Tool { name: "set_strip_pan_stereo_width", description: "Sets the stereo width for a panner on a stereo strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the stereo track/bus."), "format": String("int32"), "type": String("integer")}, "width": Object {"description": String("The desired stereo width. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("width")], "title": String("SetStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "set_track_rec_enable", description: "Sets the record enable state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rec_st": Object {"description": String("The desired record enable state. 0 for off, 1 for on."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rec_st"), String("rid")], "title": String("SetTrackRecEnableArgs"), "type": String("object")} }, Tool { name: "locate", description: "Locates the playhead to a specific sample position and optionally starts playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"roll": Object {"description": String("Whether to start playing after locating. 0 for stop, 1 for play."), "format": String("int32"), "type": String("integer")}, "spos": Object {"description": String("The position in samples to locate to."), "format": String("int64"), "type": String("integer")}}, "required": Array [String("roll"), String("spos")], "title": String("LocateToolArgs"), "type": String("object")} }] })
+2026-06-30T16:04:20.757741Z DEBUG rmcp::service: new event evt=ToSink(Response(ListToolsResult(ListToolsResult { next_cursor: None, tools: [Tool { name: "loop_toggle", description: "Toggles loop playback mode.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "toggle_punch_in", description: "Toggles the Punch In state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "prev_marker", description: "Moves the playhead to the previous location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "toggle_punch_out", description: "Toggles the Punch Out state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_gain_abs", description: "Sets the absolute gain of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_abs": Object {"description": String("The desired absolute gain. Valid range: 0.0 to 2.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_abs"), String("rid")], "title": String("SetTrackGainAbsArgs"), "type": String("object")} }, Tool { name: "set_track_trim_abs", description: "Sets the absolute trim of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_abs": Object {"description": String("The desired absolute trim. Valid range: 0.1 to 10.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_abs")], "title": String("SetTrackTrimAbsArgs"), "type": String("object")} }, Tool { name: "select_strip", description: "Selects a specific strip (track/bus) in Ardour.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus to select."), "format": String("int32"), "type": String("integer")}, "select_state": Object {"description": String("The desired select state (true to select). Currently, only true (1) is effective for selection."), "type": String("boolean")}}, "required": Array [String("rid"), String("select_state")], "title": String("SelectStripArgs"), "type": String("object")} }, Tool { name: "set_track_gain_db", description: "Sets the gain of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_db": Object {"description": String("The desired gain in dB. Valid range: -400.0 to 6.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_db"), String("rid")], "title": String("SetTrackGainDBArgs"), "type": String("object")} }, Tool { name: "next_marker", description: "Moves the playhead to the next location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "transport_play", description: "Starts Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_mute", description: "Sets the mute state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"mute_state": Object {"description": String("The desired mute state (true for mute, false for unmute)."), "type": String("boolean")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("mute_state"), String("rid")], "title": String("SetTrackMuteArgs"), "type": String("object")} }, Tool { name: "set_selected_strip_pan_stereo_width", description: "Sets the stereo width for the currently selected stereo strip's panner.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"width": Object {"description": String("The desired stereo width for the currently selected strip. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("width")], "title": String("SetSelectedStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "ffwd", description: "Fast forwards the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_trim_db", description: "Sets the trim of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_db": Object {"description": String("The desired trim in dB. Valid range: -20.0 to 20.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_db")], "title": String("SetTrackTrimDBArgs"), "type": String("object")} }, Tool { name: "set_track_solo", description: "Sets the solo state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "solo_st": Object {"description": String("The desired solo state. 0 for solo off, 1 for solo on."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rid"), String("solo_st")], "title": String("SetTrackSoloArgs"), "type": String("object")} }, Tool { name: "undo", description: "Undoes the last action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "rewind", description: "Rewinds the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "transport_stop", description: "Stops Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "redo", description: "Redoes the last undone action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_strip_plugin_active", description: "Activates or deactivates a plugin on a specific strip slot.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"active_state": Object {"description": String("The desired activation state (true for active, false for inactive)."), "type": String("boolean")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("active_state"), String("plugin_slot"), String("rid")], "title": String("SetStripPluginActiveArgs"), "type": String("object")} }, Tool { name: "set_transport_speed", description: "Sets Ardour's transport speed. Valid range: -8.0 to 8.0.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"speed": Object {"description": String("The desired transport speed. Valid range: -8.0 to 8.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("speed")], "title": String("SetTransportSpeedArgs"), "type": String("object")} }, Tool { name: "goto_start", description: "Moves the playhead to the session start.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "rec_enable_toggle", description: "Toggles the master record enable or selected track record enable.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "access_action", description: "Executes a specified Ardour menu action by its name.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"action_name": Object {"description": String("The name of the Ardour menu action to execute (e.g., 'Editor/zoom-to-session')."), "type": String("string")}}, "required": Array [String("action_name")], "title": String("AccessActionArgs"), "type": String("object")} }, Tool { name: "toggle_all_rec_enables", description: "Toggles the record enable state for ALL tracks.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "save_state", description: "Saves the current session state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "goto_end", description: "Moves the playhead to the session end.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "add_marker", description: "Adds a location marker at the current playhead position.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_strip_plugin_parameter", description: "Sets a specific parameter of a plugin on a strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"param_id": Object {"description": String("The 1-indexed ID of the parameter within the plugin."), "format": String("int32"), "type": String("integer")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "value": Object {"description": String("The desired parameter value, normalized (0.0 to 1.0)."), "format": String("float"), "type": String("number")}}, "required": Array [String("param_id"), String("plugin_slot"), String("rid"), String("value")], "title": String("SetStripPluginParameterArgs"), "type": String("object")} }, Tool { name: "set_strip_pan_stereo_width", description: "Sets the stereo width for a panner on a stereo strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the stereo track/bus."), "format": String("int32"), "type": String("integer")}, "width": Object {"description": String("The desired stereo width. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("width")], "title": String("SetStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "set_track_rec_enable", description: "Sets the record enable state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rec_st": Object {"description": String("The desired record enable state. 0 for off, 1 for on."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rec_st"), String("rid")], "title": String("SetTrackRecEnableArgs"), "type": String("object")} }, Tool { name: "locate", description: "Locates the playhead to a specific sample position and optionally starts playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"roll": Object {"description": String("Whether to start playing after locating. 0 for stop, 1 for play."), "format": String("int32"), "type": String("integer")}, "spos": Object {"description": String("The position in samples to locate to."), "format": String("int64"), "type": String("integer")}}, "required": Array [String("roll"), String("spos")], "title": String("LocateToolArgs"), "type": String("object")} }] }), Number(1)))
+2026-06-30T16:20:17.883897Z  INFO ardour_mcp_server: 
+======================================================================
+NEW SERVER RUN: Tue, 30 Jun 2026 18:20:17 +0200
+======================================================================
+2026-06-30T16:20:17.883936Z  INFO ardour_mcp_server: Attempting to create OSC sender for Ardour at 127.0.0.1:3819
+2026-06-30T16:20:17.883969Z  INFO ardour_mcp_server: OSC sender created and connected to Ardour at 127.0.0.1:3819
+2026-06-30T16:20:17.883972Z  INFO ardour_mcp_server: Sending /set_surface to Ardour to enable OSC feedback.
+2026-06-30T16:20:17.883976Z  INFO ardour_mcp_server: Targeting feedback port: 9099
+2026-06-30T16:20:17.884123Z  INFO ardour_mcp_server: /set_surface command sent successfully to Ardour.
+2026-06-30T16:20:18.051393Z  INFO ardour_mcp_server: 
+======================================================================
+NEW SERVER RUN: Tue, 30 Jun 2026 18:20:18 +0200
+======================================================================
+2026-06-30T16:20:18.051456Z  INFO ardour_mcp_server: Attempting to create OSC sender for Ardour at 127.0.0.1:3819
+2026-06-30T16:20:18.051508Z  INFO ardour_mcp_server: OSC sender created and connected to Ardour at 127.0.0.1:3819
+2026-06-30T16:20:18.051528Z  INFO ardour_mcp_server: Sending /set_surface to Ardour to enable OSC feedback.
+2026-06-30T16:20:18.051533Z  INFO ardour_mcp_server: Targeting feedback port: 9099
+2026-06-30T16:20:18.051968Z  INFO ardour_mcp_server: /set_surface command sent successfully to Ardour.
+2026-06-30T16:20:18.111103Z  INFO serve_inner: rmcp::service: Service initialized as server peer_info=InitializeRequestParam { protocol_version: ProtocolVersion("2025-11-25"), capabilities: ClientCapabilities { experimental: None, roots: Some(RootsCapabilities { list_changed: None }), sampling: None }, client_info: Implementation { name: "claude-code", version: "2.1.196" } }
+2026-06-30T16:20:18.111185Z  INFO ardour_mcp_server: Ardour MCP server started and waiting for connections...
+2026-06-30T16:20:18.111251Z  INFO ardour_mcp_server: Starting OSC listener for Ardour events on 127.0.0.1:9099
+2026-06-30T16:20:18.111327Z ERROR ardour_mcp_server: OSC listener task failed: Failed to bind Tokio UDP socket for OSC on 127.0.0.1:9099: Address already in use (os error 98)
+2026-06-30T16:20:18.111584Z DEBUG rmcp::service: new event evt=PeerMessage(Request(ListToolsRequest(Request { method: ListToolsRequestMethod, params: None }), Number(1)))
+2026-06-30T16:20:18.111597Z  INFO rmcp::service: received request id=1 request=ListToolsRequest(Request { method: ListToolsRequestMethod, params: None })
+2026-06-30T16:20:18.111616Z DEBUG rmcp::service: new event evt=PeerMessage(Request(ListResourcesRequest(Request { method: ListResourcesRequestMethod, params: None }), Number(2)))
+2026-06-30T16:20:18.111620Z  INFO rmcp::service: received request id=2 request=ListResourcesRequest(Request { method: ListResourcesRequestMethod, params: None })
+2026-06-30T16:20:18.111641Z DEBUG ardour_mcp_server: Listing resources. Count: 2, Content: [Annotated { raw: RawResource { uri: "ardour:/state/playback", name: "Ardour Playback State", description: Some("Current playback state of Ardour (e.g., Playing, Stopped, Unknown)."), mime_type: None, size: None }, annotations: None }, Annotated { raw: RawResource { uri: "ardour:/state/transport_frame", name: "Ardour Transport Frame Position", description: Some("Current playhead position in samples. Returns 'Unknown' if not yet reported by Ardour."), mime_type: None, size: None }, annotations: None }]
+2026-06-30T16:20:18.111654Z  INFO rmcp::service: response message id=2 result=ListResourcesResult(ListResourcesResult { next_cursor: None, resources: [Annotated { raw: RawResource { uri: "ardour:/state/playback", name: "Ardour Playback State", description: Some("Current playback state of Ardour (e.g., Playing, Stopped, Unknown)."), mime_type: None, size: None }, annotations: None }, Annotated { raw: RawResource { uri: "ardour:/state/transport_frame", name: "Ardour Transport Frame Position", description: Some("Current playhead position in samples. Returns 'Unknown' if not yet reported by Ardour."), mime_type: None, size: None }, annotations: None }] })
+2026-06-30T16:20:18.111719Z DEBUG rmcp::service: new event evt=ToSink(Response(ListResourcesResult(ListResourcesResult { next_cursor: None, resources: [Annotated { raw: RawResource { uri: "ardour:/state/playback", name: "Ardour Playback State", description: Some("Current playback state of Ardour (e.g., Playing, Stopped, Unknown)."), mime_type: None, size: None }, annotations: None }, Annotated { raw: RawResource { uri: "ardour:/state/transport_frame", name: "Ardour Transport Frame Position", description: Some("Current playhead position in samples. Returns 'Unknown' if not yet reported by Ardour."), mime_type: None, size: None }, annotations: None }] }), Number(2)))
+2026-06-30T16:20:18.111999Z  INFO rmcp::service: response message id=1 result=ListToolsResult(ListToolsResult { next_cursor: None, tools: [Tool { name: "set_track_gain_abs", description: "Sets the absolute gain of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_abs": Object {"description": String("The desired absolute gain. Valid range: 0.0 to 2.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_abs"), String("rid")], "title": String("SetTrackGainAbsArgs"), "type": String("object")} }, Tool { name: "access_action", description: "Executes a specified Ardour menu action by its name.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"action_name": Object {"description": String("The name of the Ardour menu action to execute (e.g., 'Editor/zoom-to-session')."), "type": String("string")}}, "required": Array [String("action_name")], "title": String("AccessActionArgs"), "type": String("object")} }, Tool { name: "transport_play", description: "Starts Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_strip_plugin_parameter", description: "Sets a specific parameter of a plugin on a strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"param_id": Object {"description": String("The 1-indexed ID of the parameter within the plugin."), "format": String("int32"), "type": String("integer")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "value": Object {"description": String("The desired parameter value, normalized (0.0 to 1.0)."), "format": String("float"), "type": String("number")}}, "required": Array [String("param_id"), String("plugin_slot"), String("rid"), String("value")], "title": String("SetStripPluginParameterArgs"), "type": String("object")} }, Tool { name: "set_transport_speed", description: "Sets Ardour's transport speed. Valid range: -8.0 to 8.0.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"speed": Object {"description": String("The desired transport speed. Valid range: -8.0 to 8.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("speed")], "title": String("SetTransportSpeedArgs"), "type": String("object")} }, Tool { name: "rec_enable_toggle", description: "Toggles the master record enable or selected track record enable.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "toggle_punch_out", description: "Toggles the Punch Out state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "save_state", description: "Saves the current session state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_solo", description: "Sets the solo state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "solo_st": Object {"description": String("The desired solo state. 0 for solo off, 1 for solo on."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rid"), String("solo_st")], "title": String("SetTrackSoloArgs"), "type": String("object")} }, Tool { name: "set_track_rec_enable", description: "Sets the record enable state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rec_st": Object {"description": String("The desired record enable state. 0 for off, 1 for on."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rec_st"), String("rid")], "title": String("SetTrackRecEnableArgs"), "type": String("object")} }, Tool { name: "locate", description: "Locates the playhead to a specific sample position and optionally starts playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"roll": Object {"description": String("Whether to start playing after locating. 0 for stop, 1 for play."), "format": String("int32"), "type": String("integer")}, "spos": Object {"description": String("The position in samples to locate to."), "format": String("int64"), "type": String("integer")}}, "required": Array [String("roll"), String("spos")], "title": String("LocateToolArgs"), "type": String("object")} }, Tool { name: "undo", description: "Undoes the last action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "toggle_all_rec_enables", description: "Toggles the record enable state for ALL tracks.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "select_strip", description: "Selects a specific strip (track/bus) in Ardour.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus to select."), "format": String("int32"), "type": String("integer")}, "select_state": Object {"description": String("The desired select state (true to select). Currently, only true (1) is effective for selection."), "type": String("boolean")}}, "required": Array [String("rid"), String("select_state")], "title": String("SelectStripArgs"), "type": String("object")} }, Tool { name: "add_marker", description: "Adds a location marker at the current playhead position.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_mute", description: "Sets the mute state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"mute_state": Object {"description": String("The desired mute state (true for mute, false for unmute)."), "type": String("boolean")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("mute_state"), String("rid")], "title": String("SetTrackMuteArgs"), "type": String("object")} }, Tool { name: "goto_end", description: "Moves the playhead to the session end.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "redo", description: "Redoes the last undone action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "toggle_punch_in", description: "Toggles the Punch In state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "prev_marker", description: "Moves the playhead to the previous location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "loop_toggle", description: "Toggles loop playback mode.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_strip_plugin_active", description: "Activates or deactivates a plugin on a specific strip slot.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"active_state": Object {"description": String("The desired activation state (true for active, false for inactive)."), "type": String("boolean")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("active_state"), String("plugin_slot"), String("rid")], "title": String("SetStripPluginActiveArgs"), "type": String("object")} }, Tool { name: "ffwd", description: "Fast forwards the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "goto_start", description: "Moves the playhead to the session start.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "rewind", description: "Rewinds the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_selected_strip_pan_stereo_width", description: "Sets the stereo width for the currently selected stereo strip's panner.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"width": Object {"description": String("The desired stereo width for the currently selected strip. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("width")], "title": String("SetSelectedStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "transport_stop", description: "Stops Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_trim_abs", description: "Sets the absolute trim of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_abs": Object {"description": String("The desired absolute trim. Valid range: 0.1 to 10.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_abs")], "title": String("SetTrackTrimAbsArgs"), "type": String("object")} }, Tool { name: "set_strip_pan_stereo_width", description: "Sets the stereo width for a panner on a stereo strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the stereo track/bus."), "format": String("int32"), "type": String("integer")}, "width": Object {"description": String("The desired stereo width. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("width")], "title": String("SetStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "set_track_gain_db", description: "Sets the gain of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_db": Object {"description": String("The desired gain in dB. Valid range: -400.0 to 6.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_db"), String("rid")], "title": String("SetTrackGainDBArgs"), "type": String("object")} }, Tool { name: "set_track_trim_db", description: "Sets the trim of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_db": Object {"description": String("The desired trim in dB. Valid range: -20.0 to 20.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_db")], "title": String("SetTrackTrimDBArgs"), "type": String("object")} }, Tool { name: "next_marker", description: "Moves the playhead to the next location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }] })
+2026-06-30T16:20:18.112095Z DEBUG rmcp::service: new event evt=ToSink(Response(ListToolsResult(ListToolsResult { next_cursor: None, tools: [Tool { name: "set_track_gain_abs", description: "Sets the absolute gain of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_abs": Object {"description": String("The desired absolute gain. Valid range: 0.0 to 2.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_abs"), String("rid")], "title": String("SetTrackGainAbsArgs"), "type": String("object")} }, Tool { name: "access_action", description: "Executes a specified Ardour menu action by its name.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"action_name": Object {"description": String("The name of the Ardour menu action to execute (e.g., 'Editor/zoom-to-session')."), "type": String("string")}}, "required": Array [String("action_name")], "title": String("AccessActionArgs"), "type": String("object")} }, Tool { name: "transport_play", description: "Starts Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_strip_plugin_parameter", description: "Sets a specific parameter of a plugin on a strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"param_id": Object {"description": String("The 1-indexed ID of the parameter within the plugin."), "format": String("int32"), "type": String("integer")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "value": Object {"description": String("The desired parameter value, normalized (0.0 to 1.0)."), "format": String("float"), "type": String("number")}}, "required": Array [String("param_id"), String("plugin_slot"), String("rid"), String("value")], "title": String("SetStripPluginParameterArgs"), "type": String("object")} }, Tool { name: "set_transport_speed", description: "Sets Ardour's transport speed. Valid range: -8.0 to 8.0.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"speed": Object {"description": String("The desired transport speed. Valid range: -8.0 to 8.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("speed")], "title": String("SetTransportSpeedArgs"), "type": String("object")} }, Tool { name: "rec_enable_toggle", description: "Toggles the master record enable or selected track record enable.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "toggle_punch_out", description: "Toggles the Punch Out state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "save_state", description: "Saves the current session state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_solo", description: "Sets the solo state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "solo_st": Object {"description": String("The desired solo state. 0 for solo off, 1 for solo on."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rid"), String("solo_st")], "title": String("SetTrackSoloArgs"), "type": String("object")} }, Tool { name: "set_track_rec_enable", description: "Sets the record enable state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rec_st": Object {"description": String("The desired record enable state. 0 for off, 1 for on."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rec_st"), String("rid")], "title": String("SetTrackRecEnableArgs"), "type": String("object")} }, Tool { name: "locate", description: "Locates the playhead to a specific sample position and optionally starts playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"roll": Object {"description": String("Whether to start playing after locating. 0 for stop, 1 for play."), "format": String("int32"), "type": String("integer")}, "spos": Object {"description": String("The position in samples to locate to."), "format": String("int64"), "type": String("integer")}}, "required": Array [String("roll"), String("spos")], "title": String("LocateToolArgs"), "type": String("object")} }, Tool { name: "undo", description: "Undoes the last action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "toggle_all_rec_enables", description: "Toggles the record enable state for ALL tracks.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "select_strip", description: "Selects a specific strip (track/bus) in Ardour.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus to select."), "format": String("int32"), "type": String("integer")}, "select_state": Object {"description": String("The desired select state (true to select). Currently, only true (1) is effective for selection."), "type": String("boolean")}}, "required": Array [String("rid"), String("select_state")], "title": String("SelectStripArgs"), "type": String("object")} }, Tool { name: "add_marker", description: "Adds a location marker at the current playhead position.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_mute", description: "Sets the mute state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"mute_state": Object {"description": String("The desired mute state (true for mute, false for unmute)."), "type": String("boolean")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("mute_state"), String("rid")], "title": String("SetTrackMuteArgs"), "type": String("object")} }, Tool { name: "goto_end", description: "Moves the playhead to the session end.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "redo", description: "Redoes the last undone action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "toggle_punch_in", description: "Toggles the Punch In state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "prev_marker", description: "Moves the playhead to the previous location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "loop_toggle", description: "Toggles loop playback mode.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_strip_plugin_active", description: "Activates or deactivates a plugin on a specific strip slot.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"active_state": Object {"description": String("The desired activation state (true for active, false for inactive)."), "type": String("boolean")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("active_state"), String("plugin_slot"), String("rid")], "title": String("SetStripPluginActiveArgs"), "type": String("object")} }, Tool { name: "ffwd", description: "Fast forwards the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "goto_start", description: "Moves the playhead to the session start.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "rewind", description: "Rewinds the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_selected_strip_pan_stereo_width", description: "Sets the stereo width for the currently selected stereo strip's panner.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"width": Object {"description": String("The desired stereo width for the currently selected strip. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("width")], "title": String("SetSelectedStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "transport_stop", description: "Stops Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_trim_abs", description: "Sets the absolute trim of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_abs": Object {"description": String("The desired absolute trim. Valid range: 0.1 to 10.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_abs")], "title": String("SetTrackTrimAbsArgs"), "type": String("object")} }, Tool { name: "set_strip_pan_stereo_width", description: "Sets the stereo width for a panner on a stereo strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the stereo track/bus."), "format": String("int32"), "type": String("integer")}, "width": Object {"description": String("The desired stereo width. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("width")], "title": String("SetStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "set_track_gain_db", description: "Sets the gain of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_db": Object {"description": String("The desired gain in dB. Valid range: -400.0 to 6.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_db"), String("rid")], "title": String("SetTrackGainDBArgs"), "type": String("object")} }, Tool { name: "set_track_trim_db", description: "Sets the trim of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_db": Object {"description": String("The desired trim in dB. Valid range: -20.0 to 20.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_db")], "title": String("SetTrackTrimDBArgs"), "type": String("object")} }, Tool { name: "next_marker", description: "Moves the playhead to the next location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }] }), Number(1)))
+2026-06-30T16:20:18.235682Z  INFO serve_inner: rmcp::service: Service initialized as server peer_info=InitializeRequestParam { protocol_version: ProtocolVersion("2025-11-25"), capabilities: ClientCapabilities { experimental: None, roots: Some(RootsCapabilities { list_changed: None }), sampling: None }, client_info: Implementation { name: "claude-code", version: "2.1.196" } }
+2026-06-30T16:20:18.235733Z  INFO ardour_mcp_server: Ardour MCP server started and waiting for connections...
+2026-06-30T16:20:18.235767Z DEBUG rmcp::service: new event evt=PeerMessage(Request(ListToolsRequest(Request { method: ListToolsRequestMethod, params: None }), Number(1)))
+2026-06-30T16:20:18.235768Z  INFO ardour_mcp_server: Starting OSC listener for Ardour events on 127.0.0.1:9099
+2026-06-30T16:20:18.235774Z  INFO rmcp::service: received request id=1 request=ListToolsRequest(Request { method: ListToolsRequestMethod, params: None })
+2026-06-30T16:20:18.235800Z DEBUG rmcp::service: new event evt=PeerMessage(Request(ListResourcesRequest(Request { method: ListResourcesRequestMethod, params: None }), Number(2)))
+2026-06-30T16:20:18.235802Z  INFO rmcp::service: received request id=2 request=ListResourcesRequest(Request { method: ListResourcesRequestMethod, params: None })
+2026-06-30T16:20:18.235814Z DEBUG ardour_mcp_server: Listing resources. Count: 2, Content: [Annotated { raw: RawResource { uri: "ardour:/state/playback", name: "Ardour Playback State", description: Some("Current playback state of Ardour (e.g., Playing, Stopped, Unknown)."), mime_type: None, size: None }, annotations: None }, Annotated { raw: RawResource { uri: "ardour:/state/transport_frame", name: "Ardour Transport Frame Position", description: Some("Current playhead position in samples. Returns 'Unknown' if not yet reported by Ardour."), mime_type: None, size: None }, annotations: None }]
+2026-06-30T16:20:18.235838Z ERROR ardour_mcp_server: OSC listener task failed: Failed to bind Tokio UDP socket for OSC on 127.0.0.1:9099: Address already in use (os error 98)
+2026-06-30T16:20:18.235843Z  INFO rmcp::service: response message id=2 result=ListResourcesResult(ListResourcesResult { next_cursor: None, resources: [Annotated { raw: RawResource { uri: "ardour:/state/playback", name: "Ardour Playback State", description: Some("Current playback state of Ardour (e.g., Playing, Stopped, Unknown)."), mime_type: None, size: None }, annotations: None }, Annotated { raw: RawResource { uri: "ardour:/state/transport_frame", name: "Ardour Transport Frame Position", description: Some("Current playhead position in samples. Returns 'Unknown' if not yet reported by Ardour."), mime_type: None, size: None }, annotations: None }] })
+2026-06-30T16:20:18.235852Z DEBUG rmcp::service: new event evt=ToSink(Response(ListResourcesResult(ListResourcesResult { next_cursor: None, resources: [Annotated { raw: RawResource { uri: "ardour:/state/playback", name: "Ardour Playback State", description: Some("Current playback state of Ardour (e.g., Playing, Stopped, Unknown)."), mime_type: None, size: None }, annotations: None }, Annotated { raw: RawResource { uri: "ardour:/state/transport_frame", name: "Ardour Transport Frame Position", description: Some("Current playhead position in samples. Returns 'Unknown' if not yet reported by Ardour."), mime_type: None, size: None }, annotations: None }] }), Number(2)))
+2026-06-30T16:20:18.235929Z  INFO rmcp::service: response message id=1 result=ListToolsResult(ListToolsResult { next_cursor: None, tools: [Tool { name: "set_track_trim_db", description: "Sets the trim of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_db": Object {"description": String("The desired trim in dB. Valid range: -20.0 to 20.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_db")], "title": String("SetTrackTrimDBArgs"), "type": String("object")} }, Tool { name: "select_strip", description: "Selects a specific strip (track/bus) in Ardour.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus to select."), "format": String("int32"), "type": String("integer")}, "select_state": Object {"description": String("The desired select state (true to select). Currently, only true (1) is effective for selection."), "type": String("boolean")}}, "required": Array [String("rid"), String("select_state")], "title": String("SelectStripArgs"), "type": String("object")} }, Tool { name: "rewind", description: "Rewinds the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "rec_enable_toggle", description: "Toggles the master record enable or selected track record enable.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "redo", description: "Redoes the last undone action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_strip_pan_stereo_width", description: "Sets the stereo width for a panner on a stereo strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the stereo track/bus."), "format": String("int32"), "type": String("integer")}, "width": Object {"description": String("The desired stereo width. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("width")], "title": String("SetStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "toggle_punch_in", description: "Toggles the Punch In state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "goto_start", description: "Moves the playhead to the session start.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_mute", description: "Sets the mute state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"mute_state": Object {"description": String("The desired mute state (true for mute, false for unmute)."), "type": String("boolean")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("mute_state"), String("rid")], "title": String("SetTrackMuteArgs"), "type": String("object")} }, Tool { name: "set_track_rec_enable", description: "Sets the record enable state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rec_st": Object {"description": String("The desired record enable state. 0 for off, 1 for on."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rec_st"), String("rid")], "title": String("SetTrackRecEnableArgs"), "type": String("object")} }, Tool { name: "transport_stop", description: "Stops Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "access_action", description: "Executes a specified Ardour menu action by its name.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"action_name": Object {"description": String("The name of the Ardour menu action to execute (e.g., 'Editor/zoom-to-session')."), "type": String("string")}}, "required": Array [String("action_name")], "title": String("AccessActionArgs"), "type": String("object")} }, Tool { name: "toggle_punch_out", description: "Toggles the Punch Out state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "next_marker", description: "Moves the playhead to the next location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_trim_abs", description: "Sets the absolute trim of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_abs": Object {"description": String("The desired absolute trim. Valid range: 0.1 to 10.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_abs")], "title": String("SetTrackTrimAbsArgs"), "type": String("object")} }, Tool { name: "set_strip_plugin_active", description: "Activates or deactivates a plugin on a specific strip slot.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"active_state": Object {"description": String("The desired activation state (true for active, false for inactive)."), "type": String("boolean")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("active_state"), String("plugin_slot"), String("rid")], "title": String("SetStripPluginActiveArgs"), "type": String("object")} }, Tool { name: "set_strip_plugin_parameter", description: "Sets a specific parameter of a plugin on a strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"param_id": Object {"description": String("The 1-indexed ID of the parameter within the plugin."), "format": String("int32"), "type": String("integer")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "value": Object {"description": String("The desired parameter value, normalized (0.0 to 1.0)."), "format": String("float"), "type": String("number")}}, "required": Array [String("param_id"), String("plugin_slot"), String("rid"), String("value")], "title": String("SetStripPluginParameterArgs"), "type": String("object")} }, Tool { name: "goto_end", description: "Moves the playhead to the session end.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_solo", description: "Sets the solo state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "solo_st": Object {"description": String("The desired solo state. 0 for solo off, 1 for solo on."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rid"), String("solo_st")], "title": String("SetTrackSoloArgs"), "type": String("object")} }, Tool { name: "toggle_all_rec_enables", description: "Toggles the record enable state for ALL tracks.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "locate", description: "Locates the playhead to a specific sample position and optionally starts playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"roll": Object {"description": String("Whether to start playing after locating. 0 for stop, 1 for play."), "format": String("int32"), "type": String("integer")}, "spos": Object {"description": String("The position in samples to locate to."), "format": String("int64"), "type": String("integer")}}, "required": Array [String("roll"), String("spos")], "title": String("LocateToolArgs"), "type": String("object")} }, Tool { name: "add_marker", description: "Adds a location marker at the current playhead position.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "prev_marker", description: "Moves the playhead to the previous location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "save_state", description: "Saves the current session state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "undo", description: "Undoes the last action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_transport_speed", description: "Sets Ardour's transport speed. Valid range: -8.0 to 8.0.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"speed": Object {"description": String("The desired transport speed. Valid range: -8.0 to 8.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("speed")], "title": String("SetTransportSpeedArgs"), "type": String("object")} }, Tool { name: "transport_play", description: "Starts Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "ffwd", description: "Fast forwards the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "loop_toggle", description: "Toggles loop playback mode.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_selected_strip_pan_stereo_width", description: "Sets the stereo width for the currently selected stereo strip's panner.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"width": Object {"description": String("The desired stereo width for the currently selected strip. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("width")], "title": String("SetSelectedStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "set_track_gain_abs", description: "Sets the absolute gain of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_abs": Object {"description": String("The desired absolute gain. Valid range: 0.0 to 2.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_abs"), String("rid")], "title": String("SetTrackGainAbsArgs"), "type": String("object")} }, Tool { name: "set_track_gain_db", description: "Sets the gain of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_db": Object {"description": String("The desired gain in dB. Valid range: -400.0 to 6.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_db"), String("rid")], "title": String("SetTrackGainDBArgs"), "type": String("object")} }] })
+2026-06-30T16:20:18.235985Z DEBUG rmcp::service: new event evt=ToSink(Response(ListToolsResult(ListToolsResult { next_cursor: None, tools: [Tool { name: "set_track_trim_db", description: "Sets the trim of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_db": Object {"description": String("The desired trim in dB. Valid range: -20.0 to 20.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_db")], "title": String("SetTrackTrimDBArgs"), "type": String("object")} }, Tool { name: "select_strip", description: "Selects a specific strip (track/bus) in Ardour.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus to select."), "format": String("int32"), "type": String("integer")}, "select_state": Object {"description": String("The desired select state (true to select). Currently, only true (1) is effective for selection."), "type": String("boolean")}}, "required": Array [String("rid"), String("select_state")], "title": String("SelectStripArgs"), "type": String("object")} }, Tool { name: "rewind", description: "Rewinds the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "rec_enable_toggle", description: "Toggles the master record enable or selected track record enable.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "redo", description: "Redoes the last undone action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_strip_pan_stereo_width", description: "Sets the stereo width for a panner on a stereo strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the stereo track/bus."), "format": String("int32"), "type": String("integer")}, "width": Object {"description": String("The desired stereo width. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("width")], "title": String("SetStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "toggle_punch_in", description: "Toggles the Punch In state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "goto_start", description: "Moves the playhead to the session start.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_mute", description: "Sets the mute state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"mute_state": Object {"description": String("The desired mute state (true for mute, false for unmute)."), "type": String("boolean")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("mute_state"), String("rid")], "title": String("SetTrackMuteArgs"), "type": String("object")} }, Tool { name: "set_track_rec_enable", description: "Sets the record enable state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rec_st": Object {"description": String("The desired record enable state. 0 for off, 1 for on."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rec_st"), String("rid")], "title": String("SetTrackRecEnableArgs"), "type": String("object")} }, Tool { name: "transport_stop", description: "Stops Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "access_action", description: "Executes a specified Ardour menu action by its name.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"action_name": Object {"description": String("The name of the Ardour menu action to execute (e.g., 'Editor/zoom-to-session')."), "type": String("string")}}, "required": Array [String("action_name")], "title": String("AccessActionArgs"), "type": String("object")} }, Tool { name: "toggle_punch_out", description: "Toggles the Punch Out state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "next_marker", description: "Moves the playhead to the next location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_trim_abs", description: "Sets the absolute trim of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_abs": Object {"description": String("The desired absolute trim. Valid range: 0.1 to 10.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_abs")], "title": String("SetTrackTrimAbsArgs"), "type": String("object")} }, Tool { name: "set_strip_plugin_active", description: "Activates or deactivates a plugin on a specific strip slot.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"active_state": Object {"description": String("The desired activation state (true for active, false for inactive)."), "type": String("boolean")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("active_state"), String("plugin_slot"), String("rid")], "title": String("SetStripPluginActiveArgs"), "type": String("object")} }, Tool { name: "set_strip_plugin_parameter", description: "Sets a specific parameter of a plugin on a strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"param_id": Object {"description": String("The 1-indexed ID of the parameter within the plugin."), "format": String("int32"), "type": String("integer")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "value": Object {"description": String("The desired parameter value, normalized (0.0 to 1.0)."), "format": String("float"), "type": String("number")}}, "required": Array [String("param_id"), String("plugin_slot"), String("rid"), String("value")], "title": String("SetStripPluginParameterArgs"), "type": String("object")} }, Tool { name: "goto_end", description: "Moves the playhead to the session end.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_solo", description: "Sets the solo state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "solo_st": Object {"description": String("The desired solo state. 0 for solo off, 1 for solo on."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rid"), String("solo_st")], "title": String("SetTrackSoloArgs"), "type": String("object")} }, Tool { name: "toggle_all_rec_enables", description: "Toggles the record enable state for ALL tracks.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "locate", description: "Locates the playhead to a specific sample position and optionally starts playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"roll": Object {"description": String("Whether to start playing after locating. 0 for stop, 1 for play."), "format": String("int32"), "type": String("integer")}, "spos": Object {"description": String("The position in samples to locate to."), "format": String("int64"), "type": String("integer")}}, "required": Array [String("roll"), String("spos")], "title": String("LocateToolArgs"), "type": String("object")} }, Tool { name: "add_marker", description: "Adds a location marker at the current playhead position.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "prev_marker", description: "Moves the playhead to the previous location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "save_state", description: "Saves the current session state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "undo", description: "Undoes the last action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_transport_speed", description: "Sets Ardour's transport speed. Valid range: -8.0 to 8.0.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"speed": Object {"description": String("The desired transport speed. Valid range: -8.0 to 8.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("speed")], "title": String("SetTransportSpeedArgs"), "type": String("object")} }, Tool { name: "transport_play", description: "Starts Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "ffwd", description: "Fast forwards the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "loop_toggle", description: "Toggles loop playback mode.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_selected_strip_pan_stereo_width", description: "Sets the stereo width for the currently selected stereo strip's panner.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"width": Object {"description": String("The desired stereo width for the currently selected strip. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("width")], "title": String("SetSelectedStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "set_track_gain_abs", description: "Sets the absolute gain of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_abs": Object {"description": String("The desired absolute gain. Valid range: 0.0 to 2.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_abs"), String("rid")], "title": String("SetTrackGainAbsArgs"), "type": String("object")} }, Tool { name: "set_track_gain_db", description: "Sets the gain of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_db": Object {"description": String("The desired gain in dB. Valid range: -400.0 to 6.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_db"), String("rid")], "title": String("SetTrackGainDBArgs"), "type": String("object")} }] }), Number(1)))
+2026-06-30T16:34:00.424523Z  INFO ardour_mcp_server: 
+======================================================================
+NEW SERVER RUN: Tue, 30 Jun 2026 18:34:00 +0200
+======================================================================
+2026-06-30T16:34:00.424577Z  INFO ardour_mcp_server: Attempting to create OSC sender for Ardour at 127.0.0.1:3819
+2026-06-30T16:34:00.424618Z  INFO ardour_mcp_server: OSC sender created and connected to Ardour at 127.0.0.1:3819
+2026-06-30T16:34:00.424625Z  INFO ardour_mcp_server: Sending /set_surface to Ardour to enable OSC feedback.
+2026-06-30T16:34:00.424631Z  INFO ardour_mcp_server: Targeting feedback port: 9099
+2026-06-30T16:34:00.424820Z  INFO ardour_mcp_server: /set_surface command sent successfully to Ardour.
+2026-06-30T16:34:00.481128Z  INFO serve_inner: rmcp::service: Service initialized as server peer_info=InitializeRequestParam { protocol_version: ProtocolVersion("2025-11-25"), capabilities: ClientCapabilities { experimental: None, roots: Some(RootsCapabilities { list_changed: None }), sampling: None }, client_info: Implementation { name: "claude-code", version: "2.1.196" } }
+2026-06-30T16:34:00.481181Z  INFO ardour_mcp_server: Ardour MCP server started and waiting for connections...
+2026-06-30T16:34:00.481211Z  INFO ardour_mcp_server: Starting OSC listener for Ardour events on 127.0.0.1:9099
+2026-06-30T16:34:00.481214Z DEBUG rmcp::service: new event evt=PeerMessage(Request(ListToolsRequest(Request { method: ListToolsRequestMethod, params: None }), Number(1)))
+2026-06-30T16:34:00.481239Z  INFO rmcp::service: received request id=1 request=ListToolsRequest(Request { method: ListToolsRequestMethod, params: None })
+2026-06-30T16:34:00.481263Z DEBUG rmcp::service: new event evt=PeerMessage(Request(ListResourcesRequest(Request { method: ListResourcesRequestMethod, params: None }), Number(2)))
+2026-06-30T16:34:00.481268Z  INFO rmcp::service: received request id=2 request=ListResourcesRequest(Request { method: ListResourcesRequestMethod, params: None })
+2026-06-30T16:34:00.481280Z ERROR ardour_mcp_server: OSC listener task failed: Failed to bind Tokio UDP socket for OSC on 127.0.0.1:9099: Address already in use (os error 98)
+2026-06-30T16:34:00.481290Z DEBUG ardour_mcp_server: Listing resources. Count: 2, Content: [Annotated { raw: RawResource { uri: "ardour:/state/playback", name: "Ardour Playback State", description: Some("Current playback state of Ardour (e.g., Playing, Stopped, Unknown)."), mime_type: None, size: None }, annotations: None }, Annotated { raw: RawResource { uri: "ardour:/state/transport_frame", name: "Ardour Transport Frame Position", description: Some("Current playhead position in samples. Returns 'Unknown' if not yet reported by Ardour."), mime_type: None, size: None }, annotations: None }]
+2026-06-30T16:34:00.481301Z  INFO rmcp::service: response message id=2 result=ListResourcesResult(ListResourcesResult { next_cursor: None, resources: [Annotated { raw: RawResource { uri: "ardour:/state/playback", name: "Ardour Playback State", description: Some("Current playback state of Ardour (e.g., Playing, Stopped, Unknown)."), mime_type: None, size: None }, annotations: None }, Annotated { raw: RawResource { uri: "ardour:/state/transport_frame", name: "Ardour Transport Frame Position", description: Some("Current playhead position in samples. Returns 'Unknown' if not yet reported by Ardour."), mime_type: None, size: None }, annotations: None }] })
+2026-06-30T16:34:00.481339Z DEBUG rmcp::service: new event evt=ToSink(Response(ListResourcesResult(ListResourcesResult { next_cursor: None, resources: [Annotated { raw: RawResource { uri: "ardour:/state/playback", name: "Ardour Playback State", description: Some("Current playback state of Ardour (e.g., Playing, Stopped, Unknown)."), mime_type: None, size: None }, annotations: None }, Annotated { raw: RawResource { uri: "ardour:/state/transport_frame", name: "Ardour Transport Frame Position", description: Some("Current playhead position in samples. Returns 'Unknown' if not yet reported by Ardour."), mime_type: None, size: None }, annotations: None }] }), Number(2)))
+2026-06-30T16:34:00.481423Z  INFO rmcp::service: response message id=1 result=ListToolsResult(ListToolsResult { next_cursor: None, tools: [Tool { name: "toggle_all_rec_enables", description: "Toggles the record enable state for ALL tracks.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "save_state", description: "Saves the current session state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "toggle_punch_out", description: "Toggles the Punch Out state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "transport_play", description: "Starts Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "goto_end", description: "Moves the playhead to the session end.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "add_marker", description: "Adds a location marker at the current playhead position.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "next_marker", description: "Moves the playhead to the next location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "goto_start", description: "Moves the playhead to the session start.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_trim_abs", description: "Sets the absolute trim of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_abs": Object {"description": String("The desired absolute trim. Valid range: 0.1 to 10.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_abs")], "title": String("SetTrackTrimAbsArgs"), "type": String("object")} }, Tool { name: "set_track_trim_db", description: "Sets the trim of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_db": Object {"description": String("The desired trim in dB. Valid range: -20.0 to 20.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_db")], "title": String("SetTrackTrimDBArgs"), "type": String("object")} }, Tool { name: "set_selected_strip_pan_stereo_width", description: "Sets the stereo width for the currently selected stereo strip's panner.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"width": Object {"description": String("The desired stereo width for the currently selected strip. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("width")], "title": String("SetSelectedStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "loop_toggle", description: "Toggles loop playback mode.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "access_action", description: "Executes a specified Ardour menu action by its name.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"action_name": Object {"description": String("The name of the Ardour menu action to execute (e.g., 'Editor/zoom-to-session')."), "type": String("string")}}, "required": Array [String("action_name")], "title": String("AccessActionArgs"), "type": String("object")} }, Tool { name: "set_track_gain_db", description: "Sets the gain of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_db": Object {"description": String("The desired gain in dB. Valid range: -400.0 to 6.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_db"), String("rid")], "title": String("SetTrackGainDBArgs"), "type": String("object")} }, Tool { name: "undo", description: "Undoes the last action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "transport_stop", description: "Stops Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "ffwd", description: "Fast forwards the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "rewind", description: "Rewinds the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_transport_speed", description: "Sets Ardour's transport speed. Valid range: -8.0 to 8.0.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"speed": Object {"description": String("The desired transport speed. Valid range: -8.0 to 8.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("speed")], "title": String("SetTransportSpeedArgs"), "type": String("object")} }, Tool { name: "rec_enable_toggle", description: "Toggles the master record enable or selected track record enable.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "prev_marker", description: "Moves the playhead to the previous location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_solo", description: "Sets the solo state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "solo_st": Object {"description": String("The desired solo state. 0 for solo off, 1 for solo on."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rid"), String("solo_st")], "title": String("SetTrackSoloArgs"), "type": String("object")} }, Tool { name: "set_strip_pan_stereo_width", description: "Sets the stereo width for a panner on a stereo strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the stereo track/bus."), "format": String("int32"), "type": String("integer")}, "width": Object {"description": String("The desired stereo width. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("width")], "title": String("SetStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "select_strip", description: "Selects a specific strip (track/bus) in Ardour.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus to select."), "format": String("int32"), "type": String("integer")}, "select_state": Object {"description": String("The desired select state (true to select). Currently, only true (1) is effective for selection."), "type": String("boolean")}}, "required": Array [String("rid"), String("select_state")], "title": String("SelectStripArgs"), "type": String("object")} }, Tool { name: "toggle_punch_in", description: "Toggles the Punch In state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "locate", description: "Locates the playhead to a specific sample position and optionally starts playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"roll": Object {"description": String("Whether to start playing after locating. 0 for stop, 1 for play."), "format": String("int32"), "type": String("integer")}, "spos": Object {"description": String("The position in samples to locate to."), "format": String("int64"), "type": String("integer")}}, "required": Array [String("roll"), String("spos")], "title": String("LocateToolArgs"), "type": String("object")} }, Tool { name: "set_track_mute", description: "Sets the mute state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"mute_state": Object {"description": String("The desired mute state (true for mute, false for unmute)."), "type": String("boolean")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("mute_state"), String("rid")], "title": String("SetTrackMuteArgs"), "type": String("object")} }, Tool { name: "set_strip_plugin_active", description: "Activates or deactivates a plugin on a specific strip slot.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"active_state": Object {"description": String("The desired activation state (true for active, false for inactive)."), "type": String("boolean")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("active_state"), String("plugin_slot"), String("rid")], "title": String("SetStripPluginActiveArgs"), "type": String("object")} }, Tool { name: "set_track_gain_abs", description: "Sets the absolute gain of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_abs": Object {"description": String("The desired absolute gain. Valid range: 0.0 to 2.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_abs"), String("rid")], "title": String("SetTrackGainAbsArgs"), "type": String("object")} }, Tool { name: "set_strip_plugin_parameter", description: "Sets a specific parameter of a plugin on a strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"param_id": Object {"description": String("The 1-indexed ID of the parameter within the plugin."), "format": String("int32"), "type": String("integer")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "value": Object {"description": String("The desired parameter value, normalized (0.0 to 1.0)."), "format": String("float"), "type": String("number")}}, "required": Array [String("param_id"), String("plugin_slot"), String("rid"), String("value")], "title": String("SetStripPluginParameterArgs"), "type": String("object")} }, Tool { name: "set_track_rec_enable", description: "Sets the record enable state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rec_st": Object {"description": String("The desired record enable state. 0 for off, 1 for on."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rec_st"), String("rid")], "title": String("SetTrackRecEnableArgs"), "type": String("object")} }, Tool { name: "redo", description: "Redoes the last undone action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }] })
+2026-06-30T16:34:00.481515Z DEBUG rmcp::service: new event evt=ToSink(Response(ListToolsResult(ListToolsResult { next_cursor: None, tools: [Tool { name: "toggle_all_rec_enables", description: "Toggles the record enable state for ALL tracks.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "save_state", description: "Saves the current session state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "toggle_punch_out", description: "Toggles the Punch Out state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "transport_play", description: "Starts Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "goto_end", description: "Moves the playhead to the session end.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "add_marker", description: "Adds a location marker at the current playhead position.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "next_marker", description: "Moves the playhead to the next location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "goto_start", description: "Moves the playhead to the session start.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_trim_abs", description: "Sets the absolute trim of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_abs": Object {"description": String("The desired absolute trim. Valid range: 0.1 to 10.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_abs")], "title": String("SetTrackTrimAbsArgs"), "type": String("object")} }, Tool { name: "set_track_trim_db", description: "Sets the trim of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_db": Object {"description": String("The desired trim in dB. Valid range: -20.0 to 20.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_db")], "title": String("SetTrackTrimDBArgs"), "type": String("object")} }, Tool { name: "set_selected_strip_pan_stereo_width", description: "Sets the stereo width for the currently selected stereo strip's panner.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"width": Object {"description": String("The desired stereo width for the currently selected strip. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("width")], "title": String("SetSelectedStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "loop_toggle", description: "Toggles loop playback mode.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "access_action", description: "Executes a specified Ardour menu action by its name.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"action_name": Object {"description": String("The name of the Ardour menu action to execute (e.g., 'Editor/zoom-to-session')."), "type": String("string")}}, "required": Array [String("action_name")], "title": String("AccessActionArgs"), "type": String("object")} }, Tool { name: "set_track_gain_db", description: "Sets the gain of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_db": Object {"description": String("The desired gain in dB. Valid range: -400.0 to 6.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_db"), String("rid")], "title": String("SetTrackGainDBArgs"), "type": String("object")} }, Tool { name: "undo", description: "Undoes the last action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "transport_stop", description: "Stops Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "ffwd", description: "Fast forwards the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "rewind", description: "Rewinds the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_transport_speed", description: "Sets Ardour's transport speed. Valid range: -8.0 to 8.0.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"speed": Object {"description": String("The desired transport speed. Valid range: -8.0 to 8.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("speed")], "title": String("SetTransportSpeedArgs"), "type": String("object")} }, Tool { name: "rec_enable_toggle", description: "Toggles the master record enable or selected track record enable.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "prev_marker", description: "Moves the playhead to the previous location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_solo", description: "Sets the solo state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "solo_st": Object {"description": String("The desired solo state. 0 for solo off, 1 for solo on."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rid"), String("solo_st")], "title": String("SetTrackSoloArgs"), "type": String("object")} }, Tool { name: "set_strip_pan_stereo_width", description: "Sets the stereo width for a panner on a stereo strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the stereo track/bus."), "format": String("int32"), "type": String("integer")}, "width": Object {"description": String("The desired stereo width. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("width")], "title": String("SetStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "select_strip", description: "Selects a specific strip (track/bus) in Ardour.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus to select."), "format": String("int32"), "type": String("integer")}, "select_state": Object {"description": String("The desired select state (true to select). Currently, only true (1) is effective for selection."), "type": String("boolean")}}, "required": Array [String("rid"), String("select_state")], "title": String("SelectStripArgs"), "type": String("object")} }, Tool { name: "toggle_punch_in", description: "Toggles the Punch In state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "locate", description: "Locates the playhead to a specific sample position and optionally starts playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"roll": Object {"description": String("Whether to start playing after locating. 0 for stop, 1 for play."), "format": String("int32"), "type": String("integer")}, "spos": Object {"description": String("The position in samples to locate to."), "format": String("int64"), "type": String("integer")}}, "required": Array [String("roll"), String("spos")], "title": String("LocateToolArgs"), "type": String("object")} }, Tool { name: "set_track_mute", description: "Sets the mute state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"mute_state": Object {"description": String("The desired mute state (true for mute, false for unmute)."), "type": String("boolean")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("mute_state"), String("rid")], "title": String("SetTrackMuteArgs"), "type": String("object")} }, Tool { name: "set_strip_plugin_active", description: "Activates or deactivates a plugin on a specific strip slot.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"active_state": Object {"description": String("The desired activation state (true for active, false for inactive)."), "type": String("boolean")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("active_state"), String("plugin_slot"), String("rid")], "title": String("SetStripPluginActiveArgs"), "type": String("object")} }, Tool { name: "set_track_gain_abs", description: "Sets the absolute gain of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_abs": Object {"description": String("The desired absolute gain. Valid range: 0.0 to 2.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_abs"), String("rid")], "title": String("SetTrackGainAbsArgs"), "type": String("object")} }, Tool { name: "set_strip_plugin_parameter", description: "Sets a specific parameter of a plugin on a strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"param_id": Object {"description": String("The 1-indexed ID of the parameter within the plugin."), "format": String("int32"), "type": String("integer")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "value": Object {"description": String("The desired parameter value, normalized (0.0 to 1.0)."), "format": String("float"), "type": String("number")}}, "required": Array [String("param_id"), String("plugin_slot"), String("rid"), String("value")], "title": String("SetStripPluginParameterArgs"), "type": String("object")} }, Tool { name: "set_track_rec_enable", description: "Sets the record enable state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rec_st": Object {"description": String("The desired record enable state. 0 for off, 1 for on."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rec_st"), String("rid")], "title": String("SetTrackRecEnableArgs"), "type": String("object")} }, Tool { name: "redo", description: "Redoes the last undone action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }] }), Number(1)))
+2026-06-30T17:56:39.898812Z  INFO ardour_mcp_server: 
+======================================================================
+NEW SERVER RUN: Tue, 30 Jun 2026 19:56:39 +0200
+======================================================================
+2026-06-30T17:56:39.898848Z  INFO ardour_mcp_server: Attempting to create OSC sender for Ardour at 127.0.0.1:3819
+2026-06-30T17:56:39.898876Z  INFO ardour_mcp_server: OSC sender created and connected to Ardour at 127.0.0.1:3819
+2026-06-30T17:56:39.898879Z  INFO ardour_mcp_server: Sending /set_surface to Ardour to enable OSC feedback.
+2026-06-30T17:56:39.898881Z  INFO ardour_mcp_server: Targeting feedback port: 9099
+2026-06-30T17:56:39.898999Z  INFO ardour_mcp_server: /set_surface command sent successfully to Ardour.
+2026-06-30T17:56:39.985596Z  INFO serve_inner: rmcp::service: Service initialized as server peer_info=InitializeRequestParam { protocol_version: ProtocolVersion("2025-11-25"), capabilities: ClientCapabilities { experimental: None, roots: Some(RootsCapabilities { list_changed: None }), sampling: None }, client_info: Implementation { name: "claude-code", version: "2.1.196" } }
+2026-06-30T17:56:39.985643Z  INFO ardour_mcp_server: Ardour MCP server started and waiting for connections...
+2026-06-30T17:56:39.985679Z DEBUG rmcp::service: new event evt=PeerMessage(Request(ListToolsRequest(Request { method: ListToolsRequestMethod, params: None }), Number(1)))
+2026-06-30T17:56:39.985693Z  INFO rmcp::service: received request id=1 request=ListToolsRequest(Request { method: ListToolsRequestMethod, params: None })
+2026-06-30T17:56:39.985696Z  INFO ardour_mcp_server: Starting OSC listener for Ardour events on 127.0.0.1:9099
+2026-06-30T17:56:39.985713Z DEBUG rmcp::service: new event evt=PeerMessage(Request(ListResourcesRequest(Request { method: ListResourcesRequestMethod, params: None }), Number(2)))
+2026-06-30T17:56:39.985715Z  INFO rmcp::service: received request id=2 request=ListResourcesRequest(Request { method: ListResourcesRequestMethod, params: None })
+2026-06-30T17:56:39.985725Z DEBUG ardour_mcp_server: Listing resources. Count: 2, Content: [Annotated { raw: RawResource { uri: "ardour:/state/playback", name: "Ardour Playback State", description: Some("Current playback state of Ardour (e.g., Playing, Stopped, Unknown)."), mime_type: None, size: None }, annotations: None }, Annotated { raw: RawResource { uri: "ardour:/state/transport_frame", name: "Ardour Transport Frame Position", description: Some("Current playhead position in samples. Returns 'Unknown' if not yet reported by Ardour."), mime_type: None, size: None }, annotations: None }]
+2026-06-30T17:56:39.985731Z  INFO rmcp::service: response message id=2 result=ListResourcesResult(ListResourcesResult { next_cursor: None, resources: [Annotated { raw: RawResource { uri: "ardour:/state/playback", name: "Ardour Playback State", description: Some("Current playback state of Ardour (e.g., Playing, Stopped, Unknown)."), mime_type: None, size: None }, annotations: None }, Annotated { raw: RawResource { uri: "ardour:/state/transport_frame", name: "Ardour Transport Frame Position", description: Some("Current playhead position in samples. Returns 'Unknown' if not yet reported by Ardour."), mime_type: None, size: None }, annotations: None }] })
+2026-06-30T17:56:39.985738Z DEBUG rmcp::service: new event evt=ToSink(Response(ListResourcesResult(ListResourcesResult { next_cursor: None, resources: [Annotated { raw: RawResource { uri: "ardour:/state/playback", name: "Ardour Playback State", description: Some("Current playback state of Ardour (e.g., Playing, Stopped, Unknown)."), mime_type: None, size: None }, annotations: None }, Annotated { raw: RawResource { uri: "ardour:/state/transport_frame", name: "Ardour Transport Frame Position", description: Some("Current playhead position in samples. Returns 'Unknown' if not yet reported by Ardour."), mime_type: None, size: None }, annotations: None }] }), Number(2)))
+2026-06-30T17:56:39.985754Z ERROR ardour_mcp_server: OSC listener task failed: Failed to bind Tokio UDP socket for OSC on 127.0.0.1:9099: Address already in use (os error 98)
+2026-06-30T17:56:39.985884Z  INFO rmcp::service: response message id=1 result=ListToolsResult(ListToolsResult { next_cursor: None, tools: [Tool { name: "redo", description: "Redoes the last undone action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "goto_end", description: "Moves the playhead to the session end.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_strip_plugin_active", description: "Activates or deactivates a plugin on a specific strip slot.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"active_state": Object {"description": String("The desired activation state (true for active, false for inactive)."), "type": String("boolean")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("active_state"), String("plugin_slot"), String("rid")], "title": String("SetStripPluginActiveArgs"), "type": String("object")} }, Tool { name: "transport_stop", description: "Stops Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_rec_enable", description: "Sets the record enable state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rec_st": Object {"description": String("The desired record enable state. 0 for off, 1 for on."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rec_st"), String("rid")], "title": String("SetTrackRecEnableArgs"), "type": String("object")} }, Tool { name: "set_strip_plugin_parameter", description: "Sets a specific parameter of a plugin on a strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"param_id": Object {"description": String("The 1-indexed ID of the parameter within the plugin."), "format": String("int32"), "type": String("integer")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "value": Object {"description": String("The desired parameter value, normalized (0.0 to 1.0)."), "format": String("float"), "type": String("number")}}, "required": Array [String("param_id"), String("plugin_slot"), String("rid"), String("value")], "title": String("SetStripPluginParameterArgs"), "type": String("object")} }, Tool { name: "toggle_punch_out", description: "Toggles the Punch Out state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "ffwd", description: "Fast forwards the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "toggle_all_rec_enables", description: "Toggles the record enable state for ALL tracks.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "undo", description: "Undoes the last action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_strip_pan_stereo_width", description: "Sets the stereo width for a panner on a stereo strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the stereo track/bus."), "format": String("int32"), "type": String("integer")}, "width": Object {"description": String("The desired stereo width. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("width")], "title": String("SetStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "goto_start", description: "Moves the playhead to the session start.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_transport_speed", description: "Sets Ardour's transport speed. Valid range: -8.0 to 8.0.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"speed": Object {"description": String("The desired transport speed. Valid range: -8.0 to 8.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("speed")], "title": String("SetTransportSpeedArgs"), "type": String("object")} }, Tool { name: "loop_toggle", description: "Toggles loop playback mode.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "next_marker", description: "Moves the playhead to the next location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_solo", description: "Sets the solo state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "solo_st": Object {"description": String("The desired solo state. 0 for solo off, 1 for solo on."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rid"), String("solo_st")], "title": String("SetTrackSoloArgs"), "type": String("object")} }, Tool { name: "set_track_gain_db", description: "Sets the gain of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_db": Object {"description": String("The desired gain in dB. Valid range: -400.0 to 6.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_db"), String("rid")], "title": String("SetTrackGainDBArgs"), "type": String("object")} }, Tool { name: "save_state", description: "Saves the current session state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "select_strip", description: "Selects a specific strip (track/bus) in Ardour.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus to select."), "format": String("int32"), "type": String("integer")}, "select_state": Object {"description": String("The desired select state (true to select). Currently, only true (1) is effective for selection."), "type": String("boolean")}}, "required": Array [String("rid"), String("select_state")], "title": String("SelectStripArgs"), "type": String("object")} }, Tool { name: "set_track_gain_abs", description: "Sets the absolute gain of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_abs": Object {"description": String("The desired absolute gain. Valid range: 0.0 to 2.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_abs"), String("rid")], "title": String("SetTrackGainAbsArgs"), "type": String("object")} }, Tool { name: "set_selected_strip_pan_stereo_width", description: "Sets the stereo width for the currently selected stereo strip's panner.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"width": Object {"description": String("The desired stereo width for the currently selected strip. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("width")], "title": String("SetSelectedStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "transport_play", description: "Starts Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "rewind", description: "Rewinds the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_trim_abs", description: "Sets the absolute trim of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_abs": Object {"description": String("The desired absolute trim. Valid range: 0.1 to 10.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_abs")], "title": String("SetTrackTrimAbsArgs"), "type": String("object")} }, Tool { name: "toggle_punch_in", description: "Toggles the Punch In state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "add_marker", description: "Adds a location marker at the current playhead position.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_trim_db", description: "Sets the trim of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_db": Object {"description": String("The desired trim in dB. Valid range: -20.0 to 20.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_db")], "title": String("SetTrackTrimDBArgs"), "type": String("object")} }, Tool { name: "locate", description: "Locates the playhead to a specific sample position and optionally starts playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"roll": Object {"description": String("Whether to start playing after locating. 0 for stop, 1 for play."), "format": String("int32"), "type": String("integer")}, "spos": Object {"description": String("The position in samples to locate to."), "format": String("int64"), "type": String("integer")}}, "required": Array [String("roll"), String("spos")], "title": String("LocateToolArgs"), "type": String("object")} }, Tool { name: "set_track_mute", description: "Sets the mute state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"mute_state": Object {"description": String("The desired mute state (true for mute, false for unmute)."), "type": String("boolean")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("mute_state"), String("rid")], "title": String("SetTrackMuteArgs"), "type": String("object")} }, Tool { name: "rec_enable_toggle", description: "Toggles the master record enable or selected track record enable.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "prev_marker", description: "Moves the playhead to the previous location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "access_action", description: "Executes a specified Ardour menu action by its name.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"action_name": Object {"description": String("The name of the Ardour menu action to execute (e.g., 'Editor/zoom-to-session')."), "type": String("string")}}, "required": Array [String("action_name")], "title": String("AccessActionArgs"), "type": String("object")} }] })
+2026-06-30T17:56:39.985961Z DEBUG rmcp::service: new event evt=ToSink(Response(ListToolsResult(ListToolsResult { next_cursor: None, tools: [Tool { name: "redo", description: "Redoes the last undone action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "goto_end", description: "Moves the playhead to the session end.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_strip_plugin_active", description: "Activates or deactivates a plugin on a specific strip slot.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"active_state": Object {"description": String("The desired activation state (true for active, false for inactive)."), "type": String("boolean")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("active_state"), String("plugin_slot"), String("rid")], "title": String("SetStripPluginActiveArgs"), "type": String("object")} }, Tool { name: "transport_stop", description: "Stops Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_rec_enable", description: "Sets the record enable state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rec_st": Object {"description": String("The desired record enable state. 0 for off, 1 for on."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rec_st"), String("rid")], "title": String("SetTrackRecEnableArgs"), "type": String("object")} }, Tool { name: "set_strip_plugin_parameter", description: "Sets a specific parameter of a plugin on a strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"param_id": Object {"description": String("The 1-indexed ID of the parameter within the plugin."), "format": String("int32"), "type": String("integer")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "value": Object {"description": String("The desired parameter value, normalized (0.0 to 1.0)."), "format": String("float"), "type": String("number")}}, "required": Array [String("param_id"), String("plugin_slot"), String("rid"), String("value")], "title": String("SetStripPluginParameterArgs"), "type": String("object")} }, Tool { name: "toggle_punch_out", description: "Toggles the Punch Out state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "ffwd", description: "Fast forwards the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "toggle_all_rec_enables", description: "Toggles the record enable state for ALL tracks.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "undo", description: "Undoes the last action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_strip_pan_stereo_width", description: "Sets the stereo width for a panner on a stereo strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the stereo track/bus."), "format": String("int32"), "type": String("integer")}, "width": Object {"description": String("The desired stereo width. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("width")], "title": String("SetStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "goto_start", description: "Moves the playhead to the session start.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_transport_speed", description: "Sets Ardour's transport speed. Valid range: -8.0 to 8.0.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"speed": Object {"description": String("The desired transport speed. Valid range: -8.0 to 8.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("speed")], "title": String("SetTransportSpeedArgs"), "type": String("object")} }, Tool { name: "loop_toggle", description: "Toggles loop playback mode.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "next_marker", description: "Moves the playhead to the next location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_solo", description: "Sets the solo state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "solo_st": Object {"description": String("The desired solo state. 0 for solo off, 1 for solo on."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rid"), String("solo_st")], "title": String("SetTrackSoloArgs"), "type": String("object")} }, Tool { name: "set_track_gain_db", description: "Sets the gain of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_db": Object {"description": String("The desired gain in dB. Valid range: -400.0 to 6.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_db"), String("rid")], "title": String("SetTrackGainDBArgs"), "type": String("object")} }, Tool { name: "save_state", description: "Saves the current session state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "select_strip", description: "Selects a specific strip (track/bus) in Ardour.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus to select."), "format": String("int32"), "type": String("integer")}, "select_state": Object {"description": String("The desired select state (true to select). Currently, only true (1) is effective for selection."), "type": String("boolean")}}, "required": Array [String("rid"), String("select_state")], "title": String("SelectStripArgs"), "type": String("object")} }, Tool { name: "set_track_gain_abs", description: "Sets the absolute gain of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_abs": Object {"description": String("The desired absolute gain. Valid range: 0.0 to 2.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_abs"), String("rid")], "title": String("SetTrackGainAbsArgs"), "type": String("object")} }, Tool { name: "set_selected_strip_pan_stereo_width", description: "Sets the stereo width for the currently selected stereo strip's panner.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"width": Object {"description": String("The desired stereo width for the currently selected strip. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("width")], "title": String("SetSelectedStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "transport_play", description: "Starts Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "rewind", description: "Rewinds the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_trim_abs", description: "Sets the absolute trim of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_abs": Object {"description": String("The desired absolute trim. Valid range: 0.1 to 10.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_abs")], "title": String("SetTrackTrimAbsArgs"), "type": String("object")} }, Tool { name: "toggle_punch_in", description: "Toggles the Punch In state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "add_marker", description: "Adds a location marker at the current playhead position.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_trim_db", description: "Sets the trim of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_db": Object {"description": String("The desired trim in dB. Valid range: -20.0 to 20.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_db")], "title": String("SetTrackTrimDBArgs"), "type": String("object")} }, Tool { name: "locate", description: "Locates the playhead to a specific sample position and optionally starts playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"roll": Object {"description": String("Whether to start playing after locating. 0 for stop, 1 for play."), "format": String("int32"), "type": String("integer")}, "spos": Object {"description": String("The position in samples to locate to."), "format": String("int64"), "type": String("integer")}}, "required": Array [String("roll"), String("spos")], "title": String("LocateToolArgs"), "type": String("object")} }, Tool { name: "set_track_mute", description: "Sets the mute state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"mute_state": Object {"description": String("The desired mute state (true for mute, false for unmute)."), "type": String("boolean")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("mute_state"), String("rid")], "title": String("SetTrackMuteArgs"), "type": String("object")} }, Tool { name: "rec_enable_toggle", description: "Toggles the master record enable or selected track record enable.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "prev_marker", description: "Moves the playhead to the previous location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "access_action", description: "Executes a specified Ardour menu action by its name.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"action_name": Object {"description": String("The name of the Ardour menu action to execute (e.g., 'Editor/zoom-to-session')."), "type": String("string")}}, "required": Array [String("action_name")], "title": String("AccessActionArgs"), "type": String("object")} }] }), Number(1)))
+2026-06-30T18:12:48.720223Z  INFO ardour_mcp_server: 
+======================================================================
+NEW SERVER RUN: Tue, 30 Jun 2026 20:12:48 +0200
+======================================================================
+2026-06-30T18:12:48.720287Z  INFO ardour_mcp_server: Attempting to create OSC sender for Ardour at 127.0.0.1:3819
+2026-06-30T18:12:48.720340Z  INFO ardour_mcp_server: OSC sender created and connected to Ardour at 127.0.0.1:3819
+2026-06-30T18:12:48.720346Z  INFO ardour_mcp_server: Sending /set_surface to Ardour to enable OSC feedback.
+2026-06-30T18:12:48.720351Z  INFO ardour_mcp_server: Targeting feedback port: 9099
+2026-06-30T18:12:48.721790Z  INFO ardour_mcp_server: /set_surface command sent successfully to Ardour.
+2026-06-30T18:12:48.762311Z  INFO serve_inner: rmcp::service: Service initialized as server peer_info=InitializeRequestParam { protocol_version: ProtocolVersion("2025-11-25"), capabilities: ClientCapabilities { experimental: None, roots: Some(RootsCapabilities { list_changed: None }), sampling: None }, client_info: Implementation { name: "claude-code", version: "2.1.197" } }
+2026-06-30T18:12:48.762347Z  INFO ardour_mcp_server: Ardour MCP server started and waiting for connections...
+2026-06-30T18:12:48.762370Z  INFO ardour_mcp_server: Starting OSC listener for Ardour events on 127.0.0.1:9099
+2026-06-30T18:12:48.762373Z DEBUG rmcp::service: new event evt=PeerMessage(Request(ListToolsRequest(Request { method: ListToolsRequestMethod, params: None }), Number(1)))
+2026-06-30T18:12:48.762392Z  INFO rmcp::service: received request id=1 request=ListToolsRequest(Request { method: ListToolsRequestMethod, params: None })
+2026-06-30T18:12:48.762405Z DEBUG rmcp::service: new event evt=PeerMessage(Request(ListResourcesRequest(Request { method: ListResourcesRequestMethod, params: None }), Number(2)))
+2026-06-30T18:12:48.762416Z  INFO rmcp::service: received request id=2 request=ListResourcesRequest(Request { method: ListResourcesRequestMethod, params: None })
+2026-06-30T18:12:48.762420Z ERROR ardour_mcp_server: OSC listener task failed: Failed to bind Tokio UDP socket for OSC on 127.0.0.1:9099: Address already in use (os error 98)
+2026-06-30T18:12:48.762429Z DEBUG ardour_mcp_server: Listing resources. Count: 2, Content: [Annotated { raw: RawResource { uri: "ardour:/state/playback", name: "Ardour Playback State", description: Some("Current playback state of Ardour (e.g., Playing, Stopped, Unknown)."), mime_type: None, size: None }, annotations: None }, Annotated { raw: RawResource { uri: "ardour:/state/transport_frame", name: "Ardour Transport Frame Position", description: Some("Current playhead position in samples. Returns 'Unknown' if not yet reported by Ardour."), mime_type: None, size: None }, annotations: None }]
+2026-06-30T18:12:48.762436Z  INFO rmcp::service: response message id=2 result=ListResourcesResult(ListResourcesResult { next_cursor: None, resources: [Annotated { raw: RawResource { uri: "ardour:/state/playback", name: "Ardour Playback State", description: Some("Current playback state of Ardour (e.g., Playing, Stopped, Unknown)."), mime_type: None, size: None }, annotations: None }, Annotated { raw: RawResource { uri: "ardour:/state/transport_frame", name: "Ardour Transport Frame Position", description: Some("Current playhead position in samples. Returns 'Unknown' if not yet reported by Ardour."), mime_type: None, size: None }, annotations: None }] })
+2026-06-30T18:12:48.762444Z DEBUG rmcp::service: new event evt=ToSink(Response(ListResourcesResult(ListResourcesResult { next_cursor: None, resources: [Annotated { raw: RawResource { uri: "ardour:/state/playback", name: "Ardour Playback State", description: Some("Current playback state of Ardour (e.g., Playing, Stopped, Unknown)."), mime_type: None, size: None }, annotations: None }, Annotated { raw: RawResource { uri: "ardour:/state/transport_frame", name: "Ardour Transport Frame Position", description: Some("Current playhead position in samples. Returns 'Unknown' if not yet reported by Ardour."), mime_type: None, size: None }, annotations: None }] }), Number(2)))
+2026-06-30T18:12:48.762556Z  INFO rmcp::service: response message id=1 result=ListToolsResult(ListToolsResult { next_cursor: None, tools: [Tool { name: "transport_play", description: "Starts Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "save_state", description: "Saves the current session state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_gain_abs", description: "Sets the absolute gain of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_abs": Object {"description": String("The desired absolute gain. Valid range: 0.0 to 2.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_abs"), String("rid")], "title": String("SetTrackGainAbsArgs"), "type": String("object")} }, Tool { name: "add_marker", description: "Adds a location marker at the current playhead position.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "toggle_all_rec_enables", description: "Toggles the record enable state for ALL tracks.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_mute", description: "Sets the mute state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"mute_state": Object {"description": String("The desired mute state (true for mute, false for unmute)."), "type": String("boolean")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("mute_state"), String("rid")], "title": String("SetTrackMuteArgs"), "type": String("object")} }, Tool { name: "set_transport_speed", description: "Sets Ardour's transport speed. Valid range: -8.0 to 8.0.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"speed": Object {"description": String("The desired transport speed. Valid range: -8.0 to 8.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("speed")], "title": String("SetTransportSpeedArgs"), "type": String("object")} }, Tool { name: "set_strip_plugin_parameter", description: "Sets a specific parameter of a plugin on a strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"param_id": Object {"description": String("The 1-indexed ID of the parameter within the plugin."), "format": String("int32"), "type": String("integer")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "value": Object {"description": String("The desired parameter value, normalized (0.0 to 1.0)."), "format": String("float"), "type": String("number")}}, "required": Array [String("param_id"), String("plugin_slot"), String("rid"), String("value")], "title": String("SetStripPluginParameterArgs"), "type": String("object")} }, Tool { name: "access_action", description: "Executes a specified Ardour menu action by its name.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"action_name": Object {"description": String("The name of the Ardour menu action to execute (e.g., 'Editor/zoom-to-session')."), "type": String("string")}}, "required": Array [String("action_name")], "title": String("AccessActionArgs"), "type": String("object")} }, Tool { name: "rec_enable_toggle", description: "Toggles the master record enable or selected track record enable.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "locate", description: "Locates the playhead to a specific sample position and optionally starts playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"roll": Object {"description": String("Whether to start playing after locating. 0 for stop, 1 for play."), "format": String("int32"), "type": String("integer")}, "spos": Object {"description": String("The position in samples to locate to."), "format": String("int64"), "type": String("integer")}}, "required": Array [String("roll"), String("spos")], "title": String("LocateToolArgs"), "type": String("object")} }, Tool { name: "select_strip", description: "Selects a specific strip (track/bus) in Ardour.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus to select."), "format": String("int32"), "type": String("integer")}, "select_state": Object {"description": String("The desired select state (true to select). Currently, only true (1) is effective for selection."), "type": String("boolean")}}, "required": Array [String("rid"), String("select_state")], "title": String("SelectStripArgs"), "type": String("object")} }, Tool { name: "prev_marker", description: "Moves the playhead to the previous location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "rewind", description: "Rewinds the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "loop_toggle", description: "Toggles loop playback mode.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "toggle_punch_in", description: "Toggles the Punch In state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "goto_end", description: "Moves the playhead to the session end.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "toggle_punch_out", description: "Toggles the Punch Out state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "transport_stop", description: "Stops Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_rec_enable", description: "Sets the record enable state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rec_st": Object {"description": String("The desired record enable state. 0 for off, 1 for on."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rec_st"), String("rid")], "title": String("SetTrackRecEnableArgs"), "type": String("object")} }, Tool { name: "set_selected_strip_pan_stereo_width", description: "Sets the stereo width for the currently selected stereo strip's panner.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"width": Object {"description": String("The desired stereo width for the currently selected strip. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("width")], "title": String("SetSelectedStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "undo", description: "Undoes the last action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_trim_db", description: "Sets the trim of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_db": Object {"description": String("The desired trim in dB. Valid range: -20.0 to 20.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_db")], "title": String("SetTrackTrimDBArgs"), "type": String("object")} }, Tool { name: "set_strip_plugin_active", description: "Activates or deactivates a plugin on a specific strip slot.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"active_state": Object {"description": String("The desired activation state (true for active, false for inactive)."), "type": String("boolean")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("active_state"), String("plugin_slot"), String("rid")], "title": String("SetStripPluginActiveArgs"), "type": String("object")} }, Tool { name: "set_track_solo", description: "Sets the solo state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "solo_st": Object {"description": String("The desired solo state. 0 for solo off, 1 for solo on."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rid"), String("solo_st")], "title": String("SetTrackSoloArgs"), "type": String("object")} }, Tool { name: "set_strip_pan_stereo_width", description: "Sets the stereo width for a panner on a stereo strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the stereo track/bus."), "format": String("int32"), "type": String("integer")}, "width": Object {"description": String("The desired stereo width. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("width")], "title": String("SetStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "next_marker", description: "Moves the playhead to the next location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_gain_db", description: "Sets the gain of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_db": Object {"description": String("The desired gain in dB. Valid range: -400.0 to 6.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_db"), String("rid")], "title": String("SetTrackGainDBArgs"), "type": String("object")} }, Tool { name: "goto_start", description: "Moves the playhead to the session start.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_trim_abs", description: "Sets the absolute trim of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_abs": Object {"description": String("The desired absolute trim. Valid range: 0.1 to 10.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_abs")], "title": String("SetTrackTrimAbsArgs"), "type": String("object")} }, Tool { name: "ffwd", description: "Fast forwards the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "redo", description: "Redoes the last undone action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }] })
+2026-06-30T18:12:48.762603Z DEBUG rmcp::service: new event evt=ToSink(Response(ListToolsResult(ListToolsResult { next_cursor: None, tools: [Tool { name: "transport_play", description: "Starts Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "save_state", description: "Saves the current session state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_gain_abs", description: "Sets the absolute gain of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_abs": Object {"description": String("The desired absolute gain. Valid range: 0.0 to 2.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_abs"), String("rid")], "title": String("SetTrackGainAbsArgs"), "type": String("object")} }, Tool { name: "add_marker", description: "Adds a location marker at the current playhead position.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "toggle_all_rec_enables", description: "Toggles the record enable state for ALL tracks.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_mute", description: "Sets the mute state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"mute_state": Object {"description": String("The desired mute state (true for mute, false for unmute)."), "type": String("boolean")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("mute_state"), String("rid")], "title": String("SetTrackMuteArgs"), "type": String("object")} }, Tool { name: "set_transport_speed", description: "Sets Ardour's transport speed. Valid range: -8.0 to 8.0.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"speed": Object {"description": String("The desired transport speed. Valid range: -8.0 to 8.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("speed")], "title": String("SetTransportSpeedArgs"), "type": String("object")} }, Tool { name: "set_strip_plugin_parameter", description: "Sets a specific parameter of a plugin on a strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"param_id": Object {"description": String("The 1-indexed ID of the parameter within the plugin."), "format": String("int32"), "type": String("integer")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "value": Object {"description": String("The desired parameter value, normalized (0.0 to 1.0)."), "format": String("float"), "type": String("number")}}, "required": Array [String("param_id"), String("plugin_slot"), String("rid"), String("value")], "title": String("SetStripPluginParameterArgs"), "type": String("object")} }, Tool { name: "access_action", description: "Executes a specified Ardour menu action by its name.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"action_name": Object {"description": String("The name of the Ardour menu action to execute (e.g., 'Editor/zoom-to-session')."), "type": String("string")}}, "required": Array [String("action_name")], "title": String("AccessActionArgs"), "type": String("object")} }, Tool { name: "rec_enable_toggle", description: "Toggles the master record enable or selected track record enable.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "locate", description: "Locates the playhead to a specific sample position and optionally starts playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"roll": Object {"description": String("Whether to start playing after locating. 0 for stop, 1 for play."), "format": String("int32"), "type": String("integer")}, "spos": Object {"description": String("The position in samples to locate to."), "format": String("int64"), "type": String("integer")}}, "required": Array [String("roll"), String("spos")], "title": String("LocateToolArgs"), "type": String("object")} }, Tool { name: "select_strip", description: "Selects a specific strip (track/bus) in Ardour.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus to select."), "format": String("int32"), "type": String("integer")}, "select_state": Object {"description": String("The desired select state (true to select). Currently, only true (1) is effective for selection."), "type": String("boolean")}}, "required": Array [String("rid"), String("select_state")], "title": String("SelectStripArgs"), "type": String("object")} }, Tool { name: "prev_marker", description: "Moves the playhead to the previous location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "rewind", description: "Rewinds the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "loop_toggle", description: "Toggles loop playback mode.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "toggle_punch_in", description: "Toggles the Punch In state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "goto_end", description: "Moves the playhead to the session end.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "toggle_punch_out", description: "Toggles the Punch Out state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "transport_stop", description: "Stops Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_rec_enable", description: "Sets the record enable state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rec_st": Object {"description": String("The desired record enable state. 0 for off, 1 for on."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rec_st"), String("rid")], "title": String("SetTrackRecEnableArgs"), "type": String("object")} }, Tool { name: "set_selected_strip_pan_stereo_width", description: "Sets the stereo width for the currently selected stereo strip's panner.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"width": Object {"description": String("The desired stereo width for the currently selected strip. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("width")], "title": String("SetSelectedStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "undo", description: "Undoes the last action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_trim_db", description: "Sets the trim of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_db": Object {"description": String("The desired trim in dB. Valid range: -20.0 to 20.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_db")], "title": String("SetTrackTrimDBArgs"), "type": String("object")} }, Tool { name: "set_strip_plugin_active", description: "Activates or deactivates a plugin on a specific strip slot.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"active_state": Object {"description": String("The desired activation state (true for active, false for inactive)."), "type": String("boolean")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("active_state"), String("plugin_slot"), String("rid")], "title": String("SetStripPluginActiveArgs"), "type": String("object")} }, Tool { name: "set_track_solo", description: "Sets the solo state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "solo_st": Object {"description": String("The desired solo state. 0 for solo off, 1 for solo on."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rid"), String("solo_st")], "title": String("SetTrackSoloArgs"), "type": String("object")} }, Tool { name: "set_strip_pan_stereo_width", description: "Sets the stereo width for a panner on a stereo strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the stereo track/bus."), "format": String("int32"), "type": String("integer")}, "width": Object {"description": String("The desired stereo width. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("width")], "title": String("SetStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "next_marker", description: "Moves the playhead to the next location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_gain_db", description: "Sets the gain of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_db": Object {"description": String("The desired gain in dB. Valid range: -400.0 to 6.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_db"), String("rid")], "title": String("SetTrackGainDBArgs"), "type": String("object")} }, Tool { name: "goto_start", description: "Moves the playhead to the session start.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_trim_abs", description: "Sets the absolute trim of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_abs": Object {"description": String("The desired absolute trim. Valid range: 0.1 to 10.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_abs")], "title": String("SetTrackTrimAbsArgs"), "type": String("object")} }, Tool { name: "ffwd", description: "Fast forwards the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "redo", description: "Redoes the last undone action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }] }), Number(1)))
+2026-06-30T20:13:06.691370Z  INFO ardour_mcp_server: 
+======================================================================
+NEW SERVER RUN: Tue, 30 Jun 2026 22:13:06 +0200
+======================================================================
+2026-06-30T20:13:06.691418Z  INFO ardour_mcp_server: Attempting to create OSC sender for Ardour at 127.0.0.1:3819
+2026-06-30T20:13:06.691451Z  INFO ardour_mcp_server: OSC sender created and connected to Ardour at 127.0.0.1:3819
+2026-06-30T20:13:06.691454Z  INFO ardour_mcp_server: Sending /set_surface to Ardour to enable OSC feedback.
+2026-06-30T20:13:06.691458Z  INFO ardour_mcp_server: Targeting feedback port: 9099
+2026-06-30T20:13:06.691620Z  INFO ardour_mcp_server: /set_surface command sent successfully to Ardour.
+2026-06-30T20:13:06.767092Z  INFO serve_inner: rmcp::service: Service initialized as server peer_info=InitializeRequestParam { protocol_version: ProtocolVersion("2025-11-25"), capabilities: ClientCapabilities { experimental: None, roots: Some(RootsCapabilities { list_changed: None }), sampling: None }, client_info: Implementation { name: "claude-code", version: "2.1.197" } }
+2026-06-30T20:13:06.767160Z  INFO ardour_mcp_server: Ardour MCP server started and waiting for connections...
+2026-06-30T20:13:06.767189Z  INFO ardour_mcp_server: Starting OSC listener for Ardour events on 127.0.0.1:9099
+2026-06-30T20:13:06.767212Z DEBUG rmcp::service: new event evt=PeerMessage(Request(ListToolsRequest(Request { method: ListToolsRequestMethod, params: None }), Number(1)))
+2026-06-30T20:13:06.767238Z  INFO rmcp::service: received request id=1 request=ListToolsRequest(Request { method: ListToolsRequestMethod, params: None })
+2026-06-30T20:13:06.767248Z ERROR ardour_mcp_server: OSC listener task failed: Failed to bind Tokio UDP socket for OSC on 127.0.0.1:9099: Address already in use (os error 98)
+2026-06-30T20:13:06.767263Z DEBUG rmcp::service: new event evt=PeerMessage(Request(ListResourcesRequest(Request { method: ListResourcesRequestMethod, params: None }), Number(2)))
+2026-06-30T20:13:06.767269Z  INFO rmcp::service: received request id=2 request=ListResourcesRequest(Request { method: ListResourcesRequestMethod, params: None })
+2026-06-30T20:13:06.767289Z DEBUG ardour_mcp_server: Listing resources. Count: 2, Content: [Annotated { raw: RawResource { uri: "ardour:/state/playback", name: "Ardour Playback State", description: Some("Current playback state of Ardour (e.g., Playing, Stopped, Unknown)."), mime_type: None, size: None }, annotations: None }, Annotated { raw: RawResource { uri: "ardour:/state/transport_frame", name: "Ardour Transport Frame Position", description: Some("Current playhead position in samples. Returns 'Unknown' if not yet reported by Ardour."), mime_type: None, size: None }, annotations: None }]
+2026-06-30T20:13:06.767302Z  INFO rmcp::service: response message id=2 result=ListResourcesResult(ListResourcesResult { next_cursor: None, resources: [Annotated { raw: RawResource { uri: "ardour:/state/playback", name: "Ardour Playback State", description: Some("Current playback state of Ardour (e.g., Playing, Stopped, Unknown)."), mime_type: None, size: None }, annotations: None }, Annotated { raw: RawResource { uri: "ardour:/state/transport_frame", name: "Ardour Transport Frame Position", description: Some("Current playhead position in samples. Returns 'Unknown' if not yet reported by Ardour."), mime_type: None, size: None }, annotations: None }] })
+2026-06-30T20:13:06.767324Z DEBUG rmcp::service: new event evt=ToSink(Response(ListResourcesResult(ListResourcesResult { next_cursor: None, resources: [Annotated { raw: RawResource { uri: "ardour:/state/playback", name: "Ardour Playback State", description: Some("Current playback state of Ardour (e.g., Playing, Stopped, Unknown)."), mime_type: None, size: None }, annotations: None }, Annotated { raw: RawResource { uri: "ardour:/state/transport_frame", name: "Ardour Transport Frame Position", description: Some("Current playhead position in samples. Returns 'Unknown' if not yet reported by Ardour."), mime_type: None, size: None }, annotations: None }] }), Number(2)))
+2026-06-30T20:13:06.767384Z  INFO rmcp::service: response message id=1 result=ListToolsResult(ListToolsResult { next_cursor: None, tools: [Tool { name: "set_track_rec_enable", description: "Sets the record enable state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rec_st": Object {"description": String("The desired record enable state. 0 for off, 1 for on."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rec_st"), String("rid")], "title": String("SetTrackRecEnableArgs"), "type": String("object")} }, Tool { name: "save_state", description: "Saves the current session state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "add_marker", description: "Adds a location marker at the current playhead position.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_selected_strip_pan_stereo_width", description: "Sets the stereo width for the currently selected stereo strip's panner.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"width": Object {"description": String("The desired stereo width for the currently selected strip. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("width")], "title": String("SetSelectedStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "select_strip", description: "Selects a specific strip (track/bus) in Ardour.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus to select."), "format": String("int32"), "type": String("integer")}, "select_state": Object {"description": String("The desired select state (true to select). Currently, only true (1) is effective for selection."), "type": String("boolean")}}, "required": Array [String("rid"), String("select_state")], "title": String("SelectStripArgs"), "type": String("object")} }, Tool { name: "toggle_punch_in", description: "Toggles the Punch In state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "access_action", description: "Executes a specified Ardour menu action by its name.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"action_name": Object {"description": String("The name of the Ardour menu action to execute (e.g., 'Editor/zoom-to-session')."), "type": String("string")}}, "required": Array [String("action_name")], "title": String("AccessActionArgs"), "type": String("object")} }, Tool { name: "set_track_gain_db", description: "Sets the gain of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_db": Object {"description": String("The desired gain in dB. Valid range: -400.0 to 6.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_db"), String("rid")], "title": String("SetTrackGainDBArgs"), "type": String("object")} }, Tool { name: "rec_enable_toggle", description: "Toggles the master record enable or selected track record enable.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "redo", description: "Redoes the last undone action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "prev_marker", description: "Moves the playhead to the previous location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "undo", description: "Undoes the last action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_trim_abs", description: "Sets the absolute trim of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_abs": Object {"description": String("The desired absolute trim. Valid range: 0.1 to 10.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_abs")], "title": String("SetTrackTrimAbsArgs"), "type": String("object")} }, Tool { name: "loop_toggle", description: "Toggles loop playback mode.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_strip_plugin_active", description: "Activates or deactivates a plugin on a specific strip slot.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"active_state": Object {"description": String("The desired activation state (true for active, false for inactive)."), "type": String("boolean")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("active_state"), String("plugin_slot"), String("rid")], "title": String("SetStripPluginActiveArgs"), "type": String("object")} }, Tool { name: "rewind", description: "Rewinds the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_trim_db", description: "Sets the trim of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_db": Object {"description": String("The desired trim in dB. Valid range: -20.0 to 20.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_db")], "title": String("SetTrackTrimDBArgs"), "type": String("object")} }, Tool { name: "set_strip_plugin_parameter", description: "Sets a specific parameter of a plugin on a strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"param_id": Object {"description": String("The 1-indexed ID of the parameter within the plugin."), "format": String("int32"), "type": String("integer")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "value": Object {"description": String("The desired parameter value, normalized (0.0 to 1.0)."), "format": String("float"), "type": String("number")}}, "required": Array [String("param_id"), String("plugin_slot"), String("rid"), String("value")], "title": String("SetStripPluginParameterArgs"), "type": String("object")} }, Tool { name: "set_strip_pan_stereo_width", description: "Sets the stereo width for a panner on a stereo strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the stereo track/bus."), "format": String("int32"), "type": String("integer")}, "width": Object {"description": String("The desired stereo width. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("width")], "title": String("SetStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "set_track_mute", description: "Sets the mute state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"mute_state": Object {"description": String("The desired mute state (true for mute, false for unmute)."), "type": String("boolean")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("mute_state"), String("rid")], "title": String("SetTrackMuteArgs"), "type": String("object")} }, Tool { name: "set_track_gain_abs", description: "Sets the absolute gain of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_abs": Object {"description": String("The desired absolute gain. Valid range: 0.0 to 2.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_abs"), String("rid")], "title": String("SetTrackGainAbsArgs"), "type": String("object")} }, Tool { name: "toggle_punch_out", description: "Toggles the Punch Out state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_solo", description: "Sets the solo state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "solo_st": Object {"description": String("The desired solo state. 0 for solo off, 1 for solo on."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rid"), String("solo_st")], "title": String("SetTrackSoloArgs"), "type": String("object")} }, Tool { name: "transport_stop", description: "Stops Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_transport_speed", description: "Sets Ardour's transport speed. Valid range: -8.0 to 8.0.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"speed": Object {"description": String("The desired transport speed. Valid range: -8.0 to 8.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("speed")], "title": String("SetTransportSpeedArgs"), "type": String("object")} }, Tool { name: "goto_start", description: "Moves the playhead to the session start.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "goto_end", description: "Moves the playhead to the session end.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "transport_play", description: "Starts Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "next_marker", description: "Moves the playhead to the next location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "locate", description: "Locates the playhead to a specific sample position and optionally starts playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"roll": Object {"description": String("Whether to start playing after locating. 0 for stop, 1 for play."), "format": String("int32"), "type": String("integer")}, "spos": Object {"description": String("The position in samples to locate to."), "format": String("int64"), "type": String("integer")}}, "required": Array [String("roll"), String("spos")], "title": String("LocateToolArgs"), "type": String("object")} }, Tool { name: "ffwd", description: "Fast forwards the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "toggle_all_rec_enables", description: "Toggles the record enable state for ALL tracks.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }] })
+2026-06-30T20:13:06.767491Z DEBUG rmcp::service: new event evt=ToSink(Response(ListToolsResult(ListToolsResult { next_cursor: None, tools: [Tool { name: "set_track_rec_enable", description: "Sets the record enable state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rec_st": Object {"description": String("The desired record enable state. 0 for off, 1 for on."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rec_st"), String("rid")], "title": String("SetTrackRecEnableArgs"), "type": String("object")} }, Tool { name: "save_state", description: "Saves the current session state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "add_marker", description: "Adds a location marker at the current playhead position.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_selected_strip_pan_stereo_width", description: "Sets the stereo width for the currently selected stereo strip's panner.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"width": Object {"description": String("The desired stereo width for the currently selected strip. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("width")], "title": String("SetSelectedStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "select_strip", description: "Selects a specific strip (track/bus) in Ardour.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus to select."), "format": String("int32"), "type": String("integer")}, "select_state": Object {"description": String("The desired select state (true to select). Currently, only true (1) is effective for selection."), "type": String("boolean")}}, "required": Array [String("rid"), String("select_state")], "title": String("SelectStripArgs"), "type": String("object")} }, Tool { name: "toggle_punch_in", description: "Toggles the Punch In state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "access_action", description: "Executes a specified Ardour menu action by its name.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"action_name": Object {"description": String("The name of the Ardour menu action to execute (e.g., 'Editor/zoom-to-session')."), "type": String("string")}}, "required": Array [String("action_name")], "title": String("AccessActionArgs"), "type": String("object")} }, Tool { name: "set_track_gain_db", description: "Sets the gain of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_db": Object {"description": String("The desired gain in dB. Valid range: -400.0 to 6.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_db"), String("rid")], "title": String("SetTrackGainDBArgs"), "type": String("object")} }, Tool { name: "rec_enable_toggle", description: "Toggles the master record enable or selected track record enable.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "redo", description: "Redoes the last undone action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "prev_marker", description: "Moves the playhead to the previous location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "undo", description: "Undoes the last action.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_trim_abs", description: "Sets the absolute trim of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_abs": Object {"description": String("The desired absolute trim. Valid range: 0.1 to 10.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_abs")], "title": String("SetTrackTrimAbsArgs"), "type": String("object")} }, Tool { name: "loop_toggle", description: "Toggles loop playback mode.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_strip_plugin_active", description: "Activates or deactivates a plugin on a specific strip slot.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"active_state": Object {"description": String("The desired activation state (true for active, false for inactive)."), "type": String("boolean")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("active_state"), String("plugin_slot"), String("rid")], "title": String("SetStripPluginActiveArgs"), "type": String("object")} }, Tool { name: "rewind", description: "Rewinds the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_trim_db", description: "Sets the trim of a specific track in dB.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "trim_db": Object {"description": String("The desired trim in dB. Valid range: -20.0 to 20.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("trim_db")], "title": String("SetTrackTrimDBArgs"), "type": String("object")} }, Tool { name: "set_strip_plugin_parameter", description: "Sets a specific parameter of a plugin on a strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"param_id": Object {"description": String("The 1-indexed ID of the parameter within the plugin."), "format": String("int32"), "type": String("integer")}, "plugin_slot": Object {"description": String("The 1-indexed slot of the plugin on the strip."), "format": String("int32"), "type": String("integer")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "value": Object {"description": String("The desired parameter value, normalized (0.0 to 1.0)."), "format": String("float"), "type": String("number")}}, "required": Array [String("param_id"), String("plugin_slot"), String("rid"), String("value")], "title": String("SetStripPluginParameterArgs"), "type": String("object")} }, Tool { name: "set_strip_pan_stereo_width", description: "Sets the stereo width for a panner on a stereo strip.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the stereo track/bus."), "format": String("int32"), "type": String("integer")}, "width": Object {"description": String("The desired stereo width. Valid range: 0.0 to 1.0. Default is 1.0 (full width)."), "format": String("float"), "type": String("number")}}, "required": Array [String("rid"), String("width")], "title": String("SetStripPanStereoWidthArgs"), "type": String("object")} }, Tool { name: "set_track_mute", description: "Sets the mute state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"mute_state": Object {"description": String("The desired mute state (true for mute, false for unmute)."), "type": String("boolean")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("mute_state"), String("rid")], "title": String("SetTrackMuteArgs"), "type": String("object")} }, Tool { name: "set_track_gain_abs", description: "Sets the absolute gain of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"gain_abs": Object {"description": String("The desired absolute gain. Valid range: 0.0 to 2.0."), "format": String("float"), "type": String("number")}, "rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("gain_abs"), String("rid")], "title": String("SetTrackGainAbsArgs"), "type": String("object")} }, Tool { name: "toggle_punch_out", description: "Toggles the Punch Out state.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_track_solo", description: "Sets the solo state of a specific track.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"rid": Object {"description": String("The Router ID (rid) of the track/bus."), "format": String("int32"), "type": String("integer")}, "solo_st": Object {"description": String("The desired solo state. 0 for solo off, 1 for solo on."), "format": String("int32"), "type": String("integer")}}, "required": Array [String("rid"), String("solo_st")], "title": String("SetTrackSoloArgs"), "type": String("object")} }, Tool { name: "transport_stop", description: "Stops Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "set_transport_speed", description: "Sets Ardour's transport speed. Valid range: -8.0 to 8.0.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"speed": Object {"description": String("The desired transport speed. Valid range: -8.0 to 8.0."), "format": String("float"), "type": String("number")}}, "required": Array [String("speed")], "title": String("SetTransportSpeedArgs"), "type": String("object")} }, Tool { name: "goto_start", description: "Moves the playhead to the session start.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "goto_end", description: "Moves the playhead to the session end.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "transport_play", description: "Starts Ardour playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "next_marker", description: "Moves the playhead to the next location marker.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "locate", description: "Locates the playhead to a specific sample position and optionally starts playback.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "properties": Object {"roll": Object {"description": String("Whether to start playing after locating. 0 for stop, 1 for play."), "format": String("int32"), "type": String("integer")}, "spos": Object {"description": String("The position in samples to locate to."), "format": String("int64"), "type": String("integer")}}, "required": Array [String("roll"), String("spos")], "title": String("LocateToolArgs"), "type": String("object")} }, Tool { name: "ffwd", description: "Fast forwards the transport.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }, Tool { name: "toggle_all_rec_enables", description: "Toggles the record enable state for ALL tracks.", input_schema: {"$schema": String("http://json-schema.org/draft-07/schema#"), "title": String("EmptyObject"), "type": String("object")} }] }), Number(1)))