Vibe Composer MIDI MCP

Instructions

Implementation Reference

• src/mcp/tools/list-midi-outputss.tool.ts:7-16 (handler)

  The handler function that executes the list-midi-outputs tool logic: initializes Midi instance, lists outputs, and returns them as JSON text content.

  handler: async (): Promise<{ content: { type: "text"; text: string }[] }> => {
    const midi = new Midi();
    await midi.init();
  
    const outputs = await midi.listOutputs();
  
    return {
      content: [{ type: "text", text: JSON.stringify(outputs, null, 2) }],
    };
  },

• src/mcp-server.cli.ts:14-21 (registration)

  Registration of the list-midi-outputs tool on the MCP server in the CLI entrypoint.

  server.registerTool(
    ListMidiOutputsMcpTool.name,
    {
      title: ListMidiOutputsMcpTool.title,
      description: ListMidiOutputsMcpTool.description,
    },
    ListMidiOutputsMcpTool.handler
  );

• dev/mcp-server.http.ts:22-29 (registration)

  Registration of the list-midi-outputs tool on the MCP server in the HTTP dev server.

  server.registerTool(
    ListMidiOutputsMcpTool.name,
    {
      title: ListMidiOutputsMcpTool.title,
      description: ListMidiOutputsMcpTool.description,
    },
    ListMidiOutputsMcpTool.handler
  );

• src/mcp/tools/list-midi-outputss.tool.ts:4-6 (schema)

  Tool metadata including name, title, and description used for schema/registration.

  name: "list-midi-outputs",
  title: "List MIDI outputs",
  description: "Lists MIDI outputs",