Beatra

Generate music from a prompt and/or lyrics

POST
/v1/music/text-to-music

Request Body

application/jsonRequired
metadataMetadata

Caller-supplied metadata; limited by task creation policy.

callback_urlCallback Url

HTTPS URL Beatra will POST the final Task envelope to when the Task reaches a terminal state

callback_signing_key_idCallback Signing Key Id

Optional standalone callback signing key. Omit for unsigned callback delivery; requires callback_url when provided.

model
Required
Model
Value in: "auto" | "minimax-music-3.0" | "suno-5.5"
prompt
Required
Prompt

Music concept, style, mood, genre, or instrumentation prompt.

Minimum length: 1Maximum length: 2000
lyricsLyrics

Optional lyrics text. Must be omitted for instrumental music.

instrumentalInstrumental

When true, generate instrumental music without vocals.

Default: false
titleTitle
model_optionsAny properties in MusicModelOptions

Options grouped by public music model family.

Header Parameters

X-Request-Idstring

Optional client request id echoed in the response.

Idempotency-Key
Required
Idempotency-Key
Minimum length: 1Maximum length: 128
Authorization
Required
string

Bearer API key.

curl -X POST "https://example.com/v1/music/text-to-music" \
  -H "X-Request-Id: string" \
  -H "Idempotency-Key: string" \
  -H "Authorization: string" \
  -H "Content-Type: application/json" \
  -d '{
    "metadata": {
      "property1": "string",
      "property2": "string"
    },
    "callback_url": "string",
    "callback_signing_key_id": "string",
    "model": "auto",
    "prompt": "string",
    "lyrics": "string",
    "instrumental": false,
    "title": "string",
    "model_options": {
      "suno": {
        "custom_mode": true,
        "negative_tags": "string",
        "vocal_gender": "m",
        "style_weight": 1,
        "weirdness_constraint": 1,
        "audio_weight": 1,
        "persona_id": "string",
        "persona_model": "string"
      },
      "minimax": {
        "lyrics_optimizer": true,
        "aigc_watermark": true,
        "audio_setting": {
          "sample_rate": 16000,
          "bitrate": 32000,
          "format": "mp3"
        }
      }
    }
  }'

Task accepted

{
  "object": "task",
  "task_id": "string",
  "status": "queued",
  "capability": "string",
  "model": "string",
  "resolved_model": "string",
  "metadata": {
    "property1": "string",
    "property2": "string"
  },
  "input": {},
  "progress": {
    "percent": 100,
    "stage": "string",
    "message": "string"
  },
  "output": {},
  "warnings": [
    {
      "code": "string",
      "message": "string",
      "field": "string"
    }
  ],
  "error": {
    "code": "string",
    "type": "string",
    "message": "string",
    "retryable": true,
    "param": "string",
    "details": {},
    "request_id": "string"
  },
  "usage": {
    "input_tokens": 0,
    "output_tokens": 0,
    "cache_read_tokens": 0,
    "cache_creation_tokens": 0,
    "reasoning_tokens": 0,
    "image_count": 0,
    "image_pixels": 0,
    "video_seconds": 0,
    "input_video_seconds": 0,
    "output_video_seconds": 0,
    "audio_seconds": 0,
    "characters": 0,
    "lines": [
      {
        "meter": "string",
        "quantity": "string",
        "unit": "string",
        "billed_amount_credits": "string"
      }
    ],
    "credits": "string"
  },
  "billing": {
    "charged_credits": "string",
    "refunded_credits": "string",
    "net_charged_credits": "string"
  },
  "callback": {
    "url": "string",
    "status": "pending",
    "attempt_count": 0,
    "delivered_at": "2019-08-24T14:15:22Z",
    "last_error": "string"
  },
  "created_at": "2019-08-24T14:15:22Z",
  "started_at": "2019-08-24T14:15:22Z",
  "deadline_at": "2019-08-24T14:15:22Z",
  "completed_at": "2019-08-24T14:15:22Z",
  "cancel_requested_at": "2019-08-24T14:15:22Z",
  "links": {
    "self": "string",
    "cancel": "string"
  }
}