# S2.1 Pro spotted on Vercel AI Gateway

S2.1 Pro from fish-audio was first recorded on 17 Sep 2026. Its release date is not established. 2 evidence links.

- Kind: Sighting
- Developer: fish-audio
- Confidence: Observed
- First seen: 2026-09-17T18:57:06.065Z
- Model: [S2.1 Pro](https://alexgetman.com/models/fish-audio/s2-1-pro/)
- Canonical: https://alexgetman.com/signals/2026/09/17/fish-audio-s2-1-pro/

## Evidence links

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