Initialize audio file

┌─────────────────────────────────────────────────────────────────┐
│ Step 1: Request upload authorization │
│ POST /suno/uploads/audio │
│ ↓ Returns: upload_id, upload_url │
└─────────────────────────────────────────────────────────────────┘
↓
┌─────────────────────────────────────────────────────────────────┐
│ Step 2: Upload file to S3 (direct client connection, not │
│ through API) │
│ PUT {upload_url} │
│ ↓ Upload audio file │
└─────────────────────────────────────────────────────────────────┘
↓
┌─────────────────────────────────────────────────────────────────┐
│ Step 3: Report upload completion │
│ POST /suno/uploads/audio/{id}/upload-finish │
│ ↓ Notify server that file has been uploaded │
└─────────────────────────────────────────────────────────────────┘
↓
┌─────────────────────────────────────────────────────────────────┐
│ Step 4: Poll upload status (until status is completed) │
│ GET /suno/uploads/audio/{id} │
│ ↓ Query every 2-3 seconds │
└─────────────────────────────────────────────────────────────────┘
↓
┌─────────────────────────────────────────────────────────────────┐
│ Step 5: Initialize audio clip │
│ POST /suno/uploads/audio/{id}/initialize-clip │
│ ↓ Returns: clip_id │
└─────────────────────────────────────────────────────────────────┘
↓
┌─────────────────────────────────────────────────────────────────┐
│ Step 6: Create continuation task using clip_id │
│ POST /suno/submit/music │
│ ↓ Returns: task_id (billing starts) │
└─────────────────────────────────────────────────────────────────┘

Provide your bearer token in the

Authorization

header when making requests to protected resources.

Example:

Authorization: Bearer ********************

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