Mistral Large 4 (Le Chonk) released as open weight
The gist
Mistral AI released the open weights of its 1.05T-parameter Mistral Large 4 on Hugging Face and its API.
Open weights let companies run the model on their own hardware.
How it unfolded
- Oct 6, 2026Mistral announced Mistral Large 4 ("Le Chonk") and opened a public preview through Mistral Studio; the model card listed 1.05T total parameters, 52B active parameters, a 1.6B vision encoder and a 1M-token context window.
- Oct 23, 2026A report said the model card still showed "Coming soon" with the commercial license unpublished.
- Oct 29, 2026Mistral released the open weights, three weeks after the preview, available on Hugging Face, through Mistral's API and to some Vibe users.