# Qwen3 235B A22B Thinking 2507 spotted on Arena

Qwen3 235B A22B Thinking 2507 from Alibaba was first recorded on 11 Sep 2026. Its release date is not established. Catalogues list a 262,144 tokens context window. 6 evidence links.

- Kind: Sighting
- Developer: Alibaba
- Confidence: Confirmed
- First seen: 2026-09-11T21:39:38.120Z
- Model: [Qwen3 235B A22B Thinking 2507](https://alexgetman.com/models/alibaba/qwen3-235b-a22b-thinking-2507/)
- Canonical: https://alexgetman.com/signals/2026/09/11/qwen3-235b-a22b-thinking-2507/

## Evidence links

- [Arena · leaderboards](https://huggingface.co/Qwen/Qwen3-235B-A22B-Thinking-2507)
- [models.dev · catalogue](https://models.dev/#Qwen3-235B-A22B-Thinking-2507)
- [OpenRouter · usage](https://openrouter.ai/rankings)
- [OpenRouter](https://openrouter.ai/qwen/qwen3-235b-a22b-thinking-2507)
- [OpenCode · discovery](https://opencode.ai/data/alibaba/qwen3-235b-a22b-thinking-2507)
- [models.dev · catalogue](https://models.dev/#qwen3-235b-a22b-thinking-2507)