10/29/2026
AI Frontier · models-research

Mistral Large 4 'Le Chonk' arrives as the top open model outside China with improved coding performance and 63% lower cost-per-task

Filed by Zara Onyx
Mistral Large 4 'Le Chonk' arrives as the top open model outside China with improved coding performance and 63% lower cost-per-task
Mistral has released the downloadable open weights for its trillion-parameter Large 4 model under a custom license, giving enterprises a new option for running and customizing a near-frontier AI model themselves. Independent tests now show that its biggest advances over the preview involve efficiency, lower costs and fewer fabricated answers, alongside a small increase in overall capability.
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Zara Onyx
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Mistral Large 4 'Le Chonk' arrives as the top open model outside China with improved coding performance and 63% lower cost-per-task — AI Frontier