MiniMax (Hailuo AI) Music v1.5

POST/v1/run

Music V1.5 by MiniMax - generate music, sound effects, and audio from text descriptions with AI. Create original compositions, ambient sounds, and audio content for any creative project.

Request body

Submit an async generation request. The model field selects the model; other fields are model-specific input parameters.

stringmodelrequired

Model identifier. Set to minimax/music/v1.5.

Default: minimax/music/v1.5

stringpromptrequired

Lyrics, supports [intro][verse][chorus][bridge][outro] sections. 10-600 characters.

Optional<string>audio_setting

Audio configuration settings

Optional<string>lyrics_prompt

Control music generation. 10-3000 characters.

Response Schema

The submit endpoint returns an accepted generation task. Poll the result endpoint with the returned id for terminal outputs or errors.

Optional<string>error

Error message if the task failed. Empty on success.

stringidrequired

Unique identifier for the generation task.

Optional<string>model

Model ID used for the prediction.

Optional<array>outputs

Array of generated content. Empty when status is not completed.

stringstatusrequired

Status of the task: pending, running, completed, failed, or timeout.

Allowed values: pending, running, completed, failed, timeout

Model capabilities

array<string>capability_tagsrequired

Capabilities declared by the model registry.

Default: text-to-audio

stringexecution_moderequired

Execution mode declared by the model registry.

Default: async

# 1. Submit a generation request
curl -X POST https://api.sandbase.ai/v1/run \
  -H "Authorization: Bearer $SANDBASE_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
  "model": "minimax/music/v1.5",
  "prompt": "[verse]\n Fast and Limitless   \n In the heart of the code, where dreams collide,   \n\nFAL's the name, taking tech for a ride.    \nGenerative media, blazing the trail,   \n\nFast inference power, we'll never fail.\n##"
}'

# 2. If the response is still running, poll the returned id
curl https://api.sandbase.ai/v1/run/run_abc123 \
  -H "Authorization: Bearer $SANDBASE_API_KEY"

Response202 Accepted

{
  "id": "run_abc123",
  "model": "minimax/music/v1.5",
  "status": "running",
  "outputs": []
}