music_library_cue_handoff
Carry a music range through the library
App-only durable handoff from a Timeline music range to the account Music Library. Open stores revision and elastic range facts in a server receipt; apply revalidates them and replaces the track through music_cue_mutate. A changed Episode returns a reviewable draft instead of placing stale music.
Surface: App-only
Product release 1dce717408a55fac1047e7d779177fa3ef8ede51
Public contract commit 1ce47f7857ae3d9b6933fe83d5c33de3ae5efc64
Public contract SHA-256 241d47d25e4b4c1dae9d2263793874d06fc4ba7bc3c78d4cf2bc63fbb32ed7dc
Captured 2026-09-24T16:39:30.100Z. Review or improve this contract on GitHub.
These blocks show the complete MCP descriptors captured from serving Rails. Security schemes and resource URIs can differ by connected host.
App descriptor
{
"name": "music_library_cue_handoff",
"title": "Carry a music range through the library",
"description": "App-only durable handoff from a Timeline music range to the account Music Library. Open stores revision and elastic range facts in a server receipt; apply revalidates them and replaces the track through music_cue_mutate. A changed Episode returns a reviewable draft instead of placing stale music.",
"inputSchema": {
"type": "object",
"properties": {
"action": {
"type": "object",
"description": "One action: {type:\"open\", episode_id, music_id, expected_revision, return_to?, idempotency_key}; {type:\"read\", handoff_id}; or {type:\"apply\", handoff_id, library_entry_id, idempotency_key}."
}
},
"required": [
"action"
],
"additionalProperties": false
},
"annotations": {
"readOnlyHint": false,
"destructiveHint": false,
"idempotentHint": true,
"openWorldHint": false
},
"securitySchemes": [
{
"type": "noauth"
}
],
"_meta": {
"securitySchemes": [
{
"type": "noauth"
}
],
"ui": {
"visibility": [
"app"
]
},
"openai/widgetAccessible": true,
"openai/visibility": "private"
},
"outputSchema": {
"type": "object",
"properties": {
"state": {
"type": "string"
},
"handoff_id": {
"type": "string"
},
"episode_id": {
"type": "string"
},
"music_id": {
"type": "string"
},
"episode_range": {
"type": "array",
"items": {
"type": "number"
}
},
"applied": {
"type": "boolean"
},
"mutation": {
"type": "object"
}
},
"required": [],
"additionalProperties": false
}
}Errors
[
"not_found",
"invalid_input",
"stale_composition_revision",
"idempotency_conflict"
]Examples
[]