# Qwen3.5 2B

Qwen3.5 2B is a model from Alibaba with open weights, first recorded on 7 Oct 2026; its release date is not established. The context window is 262,144 tokens.

- Developer: Alibaba
- Id: Qwen/Qwen3.5-2B
- Sighting: 2026-10-07T19:40:57.899Z
  - [evidence link](https://huggingface.co/Qwen/Qwen3.5-2B)
- Status: Released
- Weights version: 2026-03-01
  - [evidence link](https://huggingface.co/api/models/Qwen/Qwen3.5-2B/paths-info/15852e8c16360a2fea060d615a32b45270f8a8fc)
- Canonical: https://alexgetman.com/models/alibaba/qwen3-5-2b/

## Questions

### What is the context window of Qwen3.5 2B?

The context window is 262,144 tokens.

### Are the weights of Qwen3.5 2B publicly available?

Yes. Alibaba publishes the weights.

### When was Qwen3.5 2B released?

Its release date is not established. Signal Forge first recorded it on 7 Oct 2026.

## Evidence links

- [review](https://huggingface.co/Qwen/Qwen3.5-2B)
- [hf-author-artifacts:Qwen](https://huggingface.co/api/models/Qwen/Qwen3.5-2B/paths-info/15852e8c16360a2fea060d615a32b45270f8a8fc)

## Signals