{
  "openapi": "3.1.0",
  "info": {
    "title": "Sound2MIDI Public Service API",
    "version": "1.0.0",
    "description": "Public read-only facts."
  },
  "servers": [
    {
      "url": "https://sound2midi.xyz"
    }
  ],
  "paths": {
    "/api/agent": {
      "get": {
        "summary": "Look up public service facts",
        "parameters": [
          {
            "name": "topic",
            "in": "query",
            "required": true,
            "schema": {
              "type": "string",
              "enum": [
                "service",
                "input-formats",
                "output-format",
                "usage",
                "limitations"
              ]
            }
          }
        ],
        "responses": {
          "200": {
            "description": "Service fact"
          },
          "404": {
            "description": "Unknown topic"
          }
        }
      }
    }
  }
}