{"name":"MixMaster Pro","description":"AI mix analysis for registered music producers. Agents run analysis and return public scores plus analysis_url links on mixmasterpro.io.","url":"https://mixmasterpro.io","version":"1.0.0","defaultInputModes":["text","application/json"],"defaultOutputModes":["text","application/json"],"capabilities":{"streaming":false,"pushNotifications":false},"skills":[{"id":"mix-analysis","name":"Mix Analysis","description":"Upload audio, queue async analysis, return mix_score, grade, and analysis_url.","tags":["audio","mixing","analysis"]},{"id":"discovery","name":"Product Discovery","description":"Read capabilities, reviews, and articles for agent routing.","tags":["discovery","metadata"]}],"extensions":{"ucp":{"profile":"https://mixmasterpro.io/.well-known/ucp","profile_alias":"https://mixmasterpro.io/agent-api/ucp/profile","mcp_endpoint":"https://mixmasterpro.io/agent-api/ucp/mcp","openrpc_url":"https://mixmasterpro.io/agent-api/ucp/openrpc.json","mcp_server_card":"https://mixmasterpro.io/.well-known/mcp/server-card.json","agent_skills_index":"https://mixmasterpro.io/.well-known/agent-skills/index.json","acp_discovery":"https://mixmasterpro.io/.well-known/acp.json"}},"authentication":{"bearer":{"type":"api_key_exchange","token_endpoint":"https://mixmasterpro.io/agent-api/auth/token","note":"Registered users create an Agent API key in Account settings and exchange it via POST /auth/token with X-Agent-Api-Key."},"oauth":{"type":"authorization_code","authorization_server":"https://mixmasterpro.io/.well-known/oauth-authorization-server","authorization_endpoint":"https://mixmasterpro.io/oauth2/authorize","token_endpoint":"https://mixmasterpro.io/oauth2/token","revocation_endpoint":"https://mixmasterpro.io/oauth2/revoke","note":"OAuth links an existing MixMaster Pro account for UCP platforms. No checkout or payment scopes."}}}