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Introducing Mistral Large 4: Le chonk

Simon Willison 06 October 2026 Yesterday
Introducing Mistral Large 4: Le chonk
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Introducing Mistral Large 4: Le chonk Mistral are back in the game. Today they're releasing a preview of Mistral Large 4, a 1 trillion parameter, 49 billion active parameter model trained on their own cluster of 3,800 NVIDIA Grace Blackwell GPUs. The preview is available via their API. They promise to release the open weights model at the "end of this month". The model only supports two reasoning
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