# BAR-2x7B Tool Use

BAR-2x7B Tool Use is a model from Ai2 with open weights, first recorded on 10 Nov 2026; its release date is not established.

- Developer: Ai2
- Id: allenai/BAR-2x7B-Tool-Use
- Sighting: 2026-11-10T23:00:57.513Z
  - [evidence link](https://huggingface.co/allenai/BAR-2x7B-Tool-Use)
- Status: Released
- Weights version: 2026-04-19
  - [evidence link](https://huggingface.co/api/models/allenai/BAR-2x7B-Tool-Use/paths-info/94fea3d085ba7c5c6fbf9719451796054678270a)
- Canonical: https://alexgetman.com/models/ai2/bar-2x7b-tool-use/

## Questions

### Are the weights of BAR-2x7B Tool Use publicly available?

Yes. Ai2 publishes the weights.

### When was BAR-2x7B Tool Use released?

Its release date is not established. Signal Forge first recorded it on 10 Nov 2026.

## Evidence links

- [huggingface:allenai](https://huggingface.co/allenai/BAR-2x7B-Tool-Use)
- [hf-author-artifacts:allenai](https://huggingface.co/api/models/allenai/BAR-2x7B-Tool-Use/paths-info/94fea3d085ba7c5c6fbf9719451796054678270a)

## Signals