# Gemini 3.5 Flash spotted on Arena

Gemini 3.5 Flash is a model from Google, released on 19 May 2026. First seen 11 Sep 2026. Catalogues list a 1,048,576 tokens context window. 10 evidence links.

- Kind: Sighting
- Developer: Google
- Confidence: Confirmed
- First seen: 2026-09-11T21:39:38.120Z
- Model: [Gemini 3.5 Flash](https://alexgetman.com/models/google/gemini-3-5-flash-824/)
- Canonical: https://alexgetman.com/signals/2026/09/11/gemini-3-5-flash-high-2/

## Evidence links

- [Arena · leaderboards](https://blog.google/innovation-and-ai/models-and-research/gemini-models/gemini-3-5/)
- [VoxelBench · leaderboard](https://voxelbench.ai/leaderboard)
- [models.dev · catalogue](https://models.dev/#gemini-3.5-flash)
- [OpenCode · discovery](https://opencode.ai/data/google/gemini-3-5-flash)
- [Artificial Analysis · benchmarks](https://artificialanalysis.ai/models)
- [Gemini · deprecations](https://ai.google.dev/gemini-api/docs/deprecations?hl=en)
- [Vercel AI Gateway](https://vercel.com/ai-gateway)
- [models.dev · catalogue](https://models.dev/#databricks-gemini-3-5-flash)
- [models.dev · catalogue](https://models.dev/#gemini-3-5-flash)
- [Arena](https://arena.ai)