# Gemma 4 31B spotted on Arena

Gemma 4 31B from Google was first recorded on 11 Sep 2026. Its release date is not established. Catalogues list a 262,128 tokens context window. 5 evidence links.

- Kind: Sighting
- Developer: Google
- Confidence: Confirmed
- First seen: 2026-09-11T21:39:38.120Z
- Model: [Gemma 4 31B](https://alexgetman.com/models/google/gemma-4-31b/)
- Canonical: https://alexgetman.com/signals/2026/09/11/gemma-4-31b-reasoning/

## Evidence links

- [Arena · leaderboards](https://aistudio.google.com/app/prompts/new_chat?model=gemma-4-31b-it)
- [Artificial Analysis · benchmarks](https://artificialanalysis.ai/models)
- [models.dev · catalogue](https://models.dev/#gemma4-31b)
- [models.dev · catalogue](https://models.dev/#gemma-4-31b)
- [models.dev · catalogue](https://models.dev/#gemma4:31b)