API Reference
API Reference / Endpoints / Music

Generate lyrics

/v1/music/lyrics

Generate lyrics synchronously from a short brief.

POST/v1/music/lyrics
Auth: API keyBilling: Consumes 1 API callBehavior: SyncScopes: audio:generate
POSTSyncjsonaudio:generate

When to use it

Use this when you want lyrics first, then feed them into songs, song extension, or remix flows.

Behavior on success

Returns a completed payload on the normal success path.

Integration shape

Authorization model
audio:generate
Request format
json
Polling pattern
No polling required on the normal success path.

Request

FieldTypeRequiredDescription
promptstringYesTheme, subject, emotional tone, or lyrical direction.

Example request

POST /v1/music/lyrics
const response = await fetch('https://prod-backup-backend.wubble.ai/v1/music/lyrics', {
  method: 'POST',
  headers: {
    Authorization: `Bearer ${process.env.WUBBLE_API_KEY}`,
    'Idempotency-Key': crypto.randomUUID(),
    'Content-Type': 'application/json',
  },
  body: JSON.stringify({
  "prompt": "A hopeful synth-pop chorus about starting over"
}),
});

const payload = await response.json();
console.log(payload);

Example response

Response shapejson
{
  "success": true,
  "data": {
    "lyrics": "Start again, brighter than the morning...",
    "title": null
  }
}

Production guidance

Pair this route with idempotency on POST requests and either request polling or webhooks whenever the response is asynchronous.
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