# S1

S2 Pro from fish-audio was first recorded on 18 Sep 2026. Its release date is not established. 2 evidence links.

- Kind: Sighting
- Developer: fish-audio
- Confidence: Observed
- First seen: 2026-09-18T20:59:04.498Z
- Model: [S2 Pro](https://alexgetman.com/models/fish-audio/s2-pro/)
- Canonical: https://alexgetman.com/signals/2026/09/18/s1/

## Evidence links

- [Vercel AI Gateway](https://vercel.com/ai-gateway)
- [OpenRouter · usage](https://openrouter.ai/rankings)