API reference · Sonilo

sonilo/1.1/video-to-sound-effects

Integrate this model through SandBase's unified API, with production-ready schemas and examples.

IMAGEAsyncOpen model

Production endpoint

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OpenAI-compatible endpoint with unified authentication and usage tracking.

POSThttps://api.sandbase.ai/v1/run

Model IDsonilo/1.1/video-to-sound-effects

Input Schema

4 parameters · 1 required · 3 optional

Parameter	Type	Required	Description
`prompt`	string	Required	Optional. Describe the kind of sound you want; it steers the generated audio for every scene. Leave empty to caption the video automatically.
`video`	string	Optional	The video to add sound to (public URL, or upload a file). The generated audio matches the video's length.
`segments`	object[]	Optional	Optional. Split the video into time ranges, each with its own sound description. Leave empty to split into scenes automatically.
`audio_format`	string	Optional	Format of the returned audio file: aac (default), mp3, wav, or flac. (The video with sound is always AAC.) · Options: wav, mp3, aac, flac · Default: "aac" wavmp3aacflac

Output Schema

Field	Type	Description
`id`	string	Unique identifier for the generation task
`status`	string	Task status: pending, running, completed, failed, timeout
`model`	string	Model used for the generation
`outputs`	array	Array of output items
`outputs[].url`	string	URL of the generated artifact
`outputs[].content_type`	string	MIME type (e.g. image/png, video/mp4)
`error`	object \| null	Error details if failed, null on success
`error.type`	string	Machine-readable error type code
`error.message`	string	Human-readable error description

Async Workflow

This model uses asynchronous execution. Submit a request and poll for the result.

Submit — POST to /v1/run, receive an id
Poll — GET /v1/run/{id} until status is completed, failed, or timeout
Retrieve — Read outputs from the completed response

Code Examples

Ready-to-run snippets

# Step 1: Submit
curl -X POST https://api.sandbase.ai/v1/run \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -d '{
  "model": "sonilo/1.1/video-to-sound-effects",
  "video": "https://storage.googleapis.com/falserverless/model_tests/video_models/mmaudio_input.mp4",
  "audio_format": "aac",
  "prompt": "a beautiful sunset over mountains"
}'

# Step 2: Poll result (replace <id>)
curl https://api.sandbase.ai/v1/run/<id> \
  -H "Authorization: Bearer YOUR_API_KEY"

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