Mistral launches Large 4: 1T-parameter multimodal MoE with 49B active, open weights this month
MistralAI · x · 2026-10-06
Mistral officially launched the public preview of Mistral Large 4 (aka Le Chonk):
- 1 trillion parameters, natively multimodal, 49B active (MoE)
- Claims best aggregated benchmarks among open-weight models from the US or Europe
- State-of-the-art on open models for cybersecurity, manufacturing, finance and law; surpasses some closed frontier models on visual grounding
- Built end-to-end in Europe, deployable from Europe
- Weights drop end of the month after real-world red-teaming with cybersecurity leaders, partners and state authorities
Preview API is live on Mistral Studio.
Related event: Mistral Unveils Mistral Large 4, a 1T-Parameter Open Multimodal Model(42 posts)→
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