Mistral open-sources 1T-parameter MoE model Le Chonk, trained on 3,800 Grace Blackwell GPUs

Bam4d · x · 2026-10-29

Mistral released the weights of Le Chonk, a new 1T-parameter MoE multimodal model trained from scratch on 3,800 NVIDIA Grace Blackwell GPUs. Highlights: ranks #1 on Cognition's FrontierCode among open models for agentic coding and sets a Pareto-efficiency benchmark on Artificial Analysis; state-of-the-art in cyberdefense as tested by CrowdStrike, Cloudflare, Rubrik, and Zscaler; sovereignty-focused with weights on Hugging Face, customizable via Mistral Forge. NVIDIA offered day-0 support with NVFP4 and Dynamo distributed inference.

Related event: Mistral Open-Sources Trillion-Parameter Flagship Mistral Large 4 "Le Chonk"(37 posts)→

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