Mistral Large 3 2512 vs Claude Opus 4

Compare Mistral Large 3 2512 by Mistral AI against Claude Opus 4 by Anthropic, tested across 35 shared challenges. Updated April 2026.

Which is better, Mistral Large 3 2512 or Claude Opus 4?

Mistral Large 3 2512 and Claude Opus 4 are both competitive models. Compare their real outputs side by side below.

Key Differences Between Mistral Large 3 2512 and Claude Opus 4

Mistral Large 3 2512 is made by mistral while Claude Opus 4 is from anthropic.

Our Verdict
Mistral Large 3 2512
Mistral Large 3 2512
Claude Opus 4
Claude Opus 4

No community votes yet. On paper, these are closely matched - try both with your actual task to see which fits your workflow.

Too close to call
Writing DNA

Style Comparison

Similarity
100%

Mistral Large 3 2512 uses 4.5x more emoji

Mistral Large 3 2512
Claude Opus 4
50%Vocabulary64%
20wSentence Length62w
0.48Hedging0.52
11.6Bold4.4
5.7Lists9.1
0.50Emoji0.11
1.18Headings1.87
0.06Transitions0.27
Based on 24 + 16 text responses
vs

Ask them anything yourself

Mistral Large 3 2512Claude Opus 4

279 AI models invented the same fake scientist.

We read every word. 250 models. 2.14 million words. This is what we found.

AI Hallucination Index 2026
Free preview13 of 58 slides
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