models/Stability AI/Stable Audio 3 Medium Audio Outpainting
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Stability AI

Stable Audio 3 Medium Audio Outpainting

music
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MODALITIES
text
PER SECOND
$0.045

Stable Audio 3 Medium Audio Outpainting (stability-ai/stable-audio-3-medium-audio-outpainting) is a music model from Stability AI. Pricing via AIgateway: $0.045 per second. Call it via https://api.aigateway.sh/v1/audio/music — set model="stability-ai/stable-audio-3-medium-audio-outpainting". Best for: Background tracks, Game scores, Ad jingles.

model · stability-ai/stable-audio-3-medium-audio-outpainting

Use this model

model: stability-ai/stable-audio-3-medium-audio-outpainting
curl https://api.aigateway.sh/v1/audio/music \
  -H "Authorization: Bearer $AIGATEWAY_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"model":"stability-ai/stable-audio-3-medium-audio-outpainting","prompt":"lo-fi piano with light rain","duration":15}'

Capabilities

Strengths

  • Full-track generation
  • Lyric-aware composition

Use cases

Background tracksGame scoresAd jingles

Pricing

Per video second$0.045
You pay pass-through · 5% applied at credit top-up, not per-call.
See API example →CompareAPI referenceSee usage ranking →

Collections

More text models →More from Stability AI →Frontier models →Free-tier models →
API schema

Call Stable Audio 3 Medium Audio Outpainting from any OpenAI SDK

POST https://api.aigateway.sh/v1/audio/music·Content-Type: application/json·Auth: Bearer sk-aig-...

Request body

json
{
  "model": "stability-ai/stable-audio-3-medium-audio-outpainting",
  "prompt": "Calm lo-fi instrumental, warm Rhodes, vinyl crackle",
  "is_instrumental": true,     // omit and pass "lyrics" for a vocal track
  "duration": 15,             // seconds — honored, clamped to this model's range
}

// Response is an async job — poll /v1/jobs/<id> until status === "completed".

Response

json
{
  "id": "job_abc123",
  "status": "queued",
  "model": "stability-ai/stable-audio-3-medium-audio-outpainting",
  "created": 1776947082
}

// After completion:
{
  "id": "job_abc123",
  "status": "completed",
  "result": {
    "url": "https://media.aigateway.sh/music/abc123.mp3",
    "duration": 30
  }
}

Quickstart

# See docs at https://aigateway.sh/docs

Errors

401authentication_errorInvalid or missing API key
402insufficient_creditsWallet empty (PAYG only)
404not_foundUnknown model or endpoint
429rate_limit_errorOver per-minute limit — see Retry-After header
500server_errorUpstream provider failed (retryable)
503service_unavailableUpstream saturated (retryable)
Full docs →API reference →OpenAPI spec →llms.txt →

Frequently asked questions

What is Stable Audio 3 Medium Audio Outpainting?
undefined It is a music model from Stability AI, accessible via AIgateway's OpenAI-compatible API at slug stability-ai/stable-audio-3-medium-audio-outpainting.
How much does Stable Audio 3 Medium Audio Outpainting cost via AIgateway?
Pass-through pricing plus a 5% platform fee applied at top-up. See the pricing panel on this page for exact rates.
How do I call Stable Audio 3 Medium Audio Outpainting from my code?
Point the OpenAI SDK at https://api.aigateway.sh/v1 with your AIgateway key and set model to "stability-ai/stable-audio-3-medium-audio-outpainting". The request and response shapes match OpenAI exactly.
Does Stable Audio 3 Medium Audio Outpainting support streaming, tool calling, vision, and JSON mode?
Streaming — no. Tool calling — no. Vision — no. JSON mode — no. Prompt caching — no.
What are the best use cases for Stable Audio 3 Medium Audio Outpainting?
Background tracks, Game scores, Ad jingles. Key strengths: Full-track generation; Lyric-aware composition.
Can I bring my own Stability AI API key (BYOK)?
Yes. Attach a Stability AI key in your AIgateway dashboard and this model flips to pass-through — you pay Stability AI directly and AIgateway waives the 5% platform fee on those calls.