API reference · Mirelo

mirelo/sfx1.6/inpaint-audio

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 IDmirelo/sfx1.6/inpaint-audio

Input Schema

6 parameters · 0 required · 6 optional

Parameter	Type	Required	Description
`seed`	integer	Optional	Seed for generation. -1 or None for random. · Min: -1
`audio`	string	Optional	URL of the source audio. Maximum 10 seconds — longer clips are rejected. The model regenerates only the region defined by `segment`; everything outside it is preserved.
`segment`	string	Optional	Region [start_s, end_s] (in seconds, 1s ≤ start < end ≤ 10s, 1–8s span) to regenerate. The audio outside this region is preserved.
`num_samples`	integer	Optional	Number of variations to generate. · Min: 1 · Max: 4 · Default: 1
`text_prompt`	string	Optional	Optional text prompt guiding the regenerated segment.
`upload_audio_format`	string	Optional	Audio format for the returned files. · Options: wav, mp3, aac, flac · Default: "wav" 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": "mirelo/sfx1.6/inpaint-audio",
  "audio": "https://static.sandbase.ai/examples/mirelo/sfx1.6/inpaint-audio/output_url_0.wav",
  "segment": {
    "end_s": 6,
    "start_s": 2
  },
  "num_samples": 1,
  "upload_audio_format": "wav",
  "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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