# Stable Audio 2.5 (Stability AI) — API pricing and providers

> Music and sound design. Model id `stability/stable-audio-2.5`. Audio model by Stability AI.

- Page: https://infro.io/models/stability/stable-audio-2.5
- Vendor: Stability AI (https://infro.io/models/stability)
- Modality: Audio
- Endpoint through INFRO: `POST /v1/audio/speech` at https://api.infro.io/v1
- List rate: $0.20 per track
- Rates checked: 2026-10-05

Rates are Stability AI's published list price: what the customer's own provider account bills, not an INFRO charge. INFRO is a BYOK control plane; it charges a software subscription and adds 0% to model spend.

## Providers that serve it

| Provider | Model id sent |
| --- | --- |
| fal.ai | `fal-ai/stable-audio-25/text-to-audio` |
| Replicate | `stability-ai/stable-audio-2.5` |

## Questions

### How much does the Stable Audio 2.5 API cost?

Stability AI's published list rate for Stable Audio 2.5 is $0.20 per track (checked 2026-10-05). The provider account you connect bills you at the rate on that account, so a negotiated rate replaces the list rate. INFRO adds 0% to model spend.

### Which providers serve Stable Audio 2.5?

In INFRO's provider registry, Stable Audio 2.5 can be served by fal.ai and Replicate. You connect your own account with any of them, and INFRO routes and fails over between the ones you connect.

### What is the Stable Audio 2.5 model ID?

Request it from INFRO as "stability/stable-audio-2.5". INFRO sends each provider its own id: fal.ai "fal-ai/stable-audio-25/text-to-audio", Replicate "stability-ai/stable-audio-2.5".

### How do I call Stable Audio 2.5 through an OpenAI-compatible API?

Point an OpenAI SDK, or any HTTP client, at https://api.infro.io/v1 with an INFRO gateway key and send model "stability/stable-audio-2.5" to POST /v1/audio/speech. INFRO runs the request on a provider account you connected and returns the provider's response with an estimated cost.

### Does INFRO mark up Stable Audio 2.5 usage?

No. Stability AI or the provider you connect bills model usage to your own account. INFRO charges a software subscription for routing, failover, observability, budgets and policy, and takes 0% of model spend.