{"id":"music-maker-mcp","name":"Spatial Music Maker","endpoint":"https://music-maker-mcp.trimtab-signal.workers.dev/mcp","kind":"remote","category":"social","description":"Observe/place/clear/name/trigger the family’s spatial composition (5 tools).","tags":["music","composition","family","realtime"],"author":"P31 Labs, Inc.","icon":"🎵","status":"live","verify":{"alg":"ML-DSA-65","checkedAt":"2026-09-23T00:00:00Z"},"readOnlySafe":false,"health":"up","latencyMs":144,"checkedAt":"2026-09-24T01:31:09.287Z","toolCount":5,"tools":[{"name":"music_observe","description":"Read the spatial music maker composition — the family’s score. Returns every zone with its position, timbre, and name. Committed, provenance-tracked.","inputSchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","properties":{}},"risk":"read"},{"name":"music_place","description":"Place a new zone in the spatial music maker at a 3D position with a timbre. COMMITTED — goes through the canon gate, seq-stamped, hash-chained. The family’s arrangement is a replayable log entry.","inputSchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","properties":{"position":{"minItems":3,"maxItems":3,"type":"array","items":{"type":"number"},"description":"[x, y, z] on the sphere"},"timbre":{"type":"string","enum":["hydrogen","carbon","oxygen","phosphor"],"description":"the zone’s sound"},"name":{"description":"a display name for the zone","type":"string"}},"required":["position","timbre"]},"risk":"write"},{"name":"music_clear","description":"Remove a zone from the spatial music maker. COMMITTED — the removal is a log entry like any other composition change.","inputSchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","properties":{"zoneId":{"type":"string","description":"the zone id to remove"}},"required":["zoneId"]},"risk":"write"},{"name":"music_name","description":"Rename a zone in the spatial music maker. COMMITTED — the name is part of the provenance-tracked score.","inputSchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","properties":{"zoneId":{"type":"string"},"name":{"type":"string","description":"the new display name"}},"required":["zoneId","name"]},"risk":"read"},{"name":"music_trigger","description":"Trigger a zone — the live act of it sounding. EPHEMERAL: broadcast to the other family members’ devices, never persisted, never gated.","inputSchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","properties":{"zoneId":{"type":"string"}},"required":["zoneId"]},"risk":"write"}]}