Mistral launches public preview of 1-trillion-parameter Mistral Large 4, with open weights due in October
Summary
Mistral opens a public-preview API for its 1-trillion-parameter multimodal Mistral Large 4, plans to release open weights by October 2026, and is red-teaming a less-moderated cyber-capable version with vetted partners and state authorities.
Key Points
- Mistral launches a public-preview API for Mistral Large 4, a 1-trillion-parameter multimodal open-weight model, with weights due by the end of October 2026.
- Mistral trains ML4 from scratch on 3,800 NVIDIA Grace Blackwell GPUs in its European datacenters and plans deployments across regions, including one operated end-to-end in Europe under European law.
- ML4 scores 82% on an Artificial Analysis Cyber Index vulnerability reproduction-and-patching test and 93% on Cybench; vetted cybersecurity partners and state authorities are red-teaming a less-moderated version with expanded cyber capabilities.