# Cartesia models — API pricing and providers

> 1 Cartesia models with Cartesia's list rates (checked 2026-10-05). Page: https://infro.io/models/cartesia

| Model | Id | Modality | List rate | Providers |
| --- | --- | --- | --- | --- |
| [Sonic 3](https://infro.io/models/cartesia/sonic-3) | `cartesia/sonic-3` | Audio | $55 per 1M characters | 1 |

## Questions

### Which Cartesia models does this reference list?

1 Cartesia model: 1 audio. Each has its own page with Cartesia's list rate and the providers that serve it.

### Which providers serve Cartesia models?

Together AI. You connect your own account with any of them; INFRO routes between the ones you connect.

### Does INFRO add a markup to Cartesia model usage?

No. Your Cartesia or provider account bills usage directly; INFRO charges a software subscription and takes 0% of model spend.