# DeepSeek V3.1

DeepSeek V3.1 is a model from DeepSeek with open weights, first recorded on 7 Oct 2026; its release date is not established. The context window is 163,840 tokens.

- Developer: DeepSeek
- Id: deepseek-ai/DeepSeek-V3.1
- Sighting: 2026-10-07T19:40:57.518Z
  - [evidence link](https://huggingface.co/deepseek-ai/DeepSeek-V3.1)
- Status: Released
- Weights version: 2025-08-21
  - [evidence link](https://huggingface.co/api/models/deepseek-ai/DeepSeek-V3.1/paths-info/c0781d039fb7a1ba2abc4add0bdc293e92d2b8db)
- Canonical: https://alexgetman.com/models/deepseek/deepseek-v3-1/

## Questions

### What is the context window of DeepSeek V3.1?

The context window is 163,840 tokens.

### Are the weights of DeepSeek V3.1 publicly available?

Yes. DeepSeek publishes the weights.

### When was DeepSeek V3.1 released?

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

## Evidence links

- [vertex-model-garden](https://console.cloud.google.com/vertex-ai/publishers/deepseek-ai/model-garden/deepseek-v3-1)
- [hf-author-artifacts:deepseek-ai](https://huggingface.co/api/models/deepseek-ai/DeepSeek-V3.1/paths-info/c0781d039fb7a1ba2abc4add0bdc293e92d2b8db)
- [huggingface-router](https://huggingface.co/deepseek-ai/DeepSeek-V3.1)

## Signals