Mistral Large 4 leaked on Hugging Face: 1T total / 52B active params, open-source this month
victormustar · x · 2026-10-06
An upcoming-release page for Mistral Large 4 (codename Le Chonk) has appeared on Hugging Face, with an expected release date of October 31.
Key facts:
- 1 trillion total parameters, 52 billion active (MoE), natively multimodal
- Shipping as open-source (OSS) at the end of the month
- Model ID: mistralai/Mistral-Large-4.0-1T05-A52B
This would be Mistral's largest release ever; the page was spotted by a third party before any official announcement.
Related event: Mistral Unveils Mistral Large 4, a 1T-Parameter Open Multimodal Model(42 posts)→
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