Mistral Large 3 brings frontier-scale multimodal AI to open weights
Mistral AI released the 675-billion-parameter Mistral Large 3 base and instruction checkpoints under Apache 2.0 with API and multi-platform access.
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Why it moved the index
Permissive release of a frontier-scale, multimodal, agent-capable model directly broadens uncontrolled access and competitive pressure at the open frontier.
Assessment history
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R1
Toward 40 · confidence 86
New historical open-weight launch record from Mistral AI's dated release.
11 Aug 2026
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DoomBench assesses “Mistral Large 3 brings frontier-scale multimodal AI to open weights” as evidence moving toward doom, with magnitude 40 and confidence 86 out of 100 in the competitive race category.
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The DoomBench assessment of “Mistral Large 3 brings frontier-scale multimodal AI to open weights” is based on reporting from Mistral AI and records the editorial rationale, source quality, attribution, and revision history.
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DoomBench summarizes “Mistral Large 3 brings frontier-scale multimodal AI to open weights” as follows: Mistral AI released the 675-billion-parameter Mistral Large 3 base and instruction checkpoints under Apache 2.0 with API and...
https://www.doombench.com/news/mistral-large-3-brings-frontier-scale-multimodal-ai-to-open-weights-2025-12-02