# PRIMERA Multixscience

PRIMERA Multixscience is a model from Ai2 with open weights, first recorded on 11 Nov 2026; its release date is not established.

- Developer: Ai2
- Id: allenai/PRIMERA-multixscience
- Sighting: 2026-11-11T23:18:05.953Z
  - [evidence link](https://huggingface.co/allenai/PRIMERA-multixscience)
- Status: Released
- Weights version: 2022-03-11
  - [evidence link](https://huggingface.co/api/models/allenai/PRIMERA-multixscience/paths-info/9a1cfa67c4a7666e9db7e0da893bed578b5fad6f)
- Canonical: https://alexgetman.com/models/ai2/primera-multixscience/

## Questions

### Are the weights of PRIMERA Multixscience publicly available?

Yes. Ai2 publishes the weights.

### When was PRIMERA Multixscience released?

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

## Evidence links

- [huggingface:allenai](https://huggingface.co/allenai/PRIMERA-multixscience)
- [hf-author-artifacts:allenai](https://huggingface.co/api/models/allenai/PRIMERA-multixscience/paths-info/9a1cfa67c4a7666e9db7e0da893bed578b5fad6f)

## Signals