# Tulu 2 13B

Tulu 2 13B is a model from Ai2 with open weights, first recorded on 11 Nov 2026; its release date is not established.

- Developer: Ai2
- Id: allenai/tulu-2-13b
- Sighting: 2026-11-11T21:25:40.055Z
  - [evidence link](https://huggingface.co/allenai/tulu-2-13b)
- Status: Released
- Weights version: 2023-11-13
  - [evidence link](https://huggingface.co/api/models/allenai/tulu-2-13b/paths-info/9c8375d9f28252b499f0f14fd1e76dcbf763f9d1)
- Canonical: https://alexgetman.com/models/ai2/tulu-2-13b/

## Questions

### Are the weights of Tulu 2 13B publicly available?

Yes. Ai2 publishes the weights.

### When was Tulu 2 13B released?

Its release date is not established. Signal Forge first recorded it on 11 Nov 2026.

## Evidence links

- [huggingface:allenai](https://huggingface.co/allenai/tulu-2-13b)
- [hf-author-artifacts:allenai](https://huggingface.co/api/models/allenai/tulu-2-13b/paths-info/9c8375d9f28252b499f0f14fd1e76dcbf763f9d1)

## Signals