Claude Opus 4.6 vs Mistral Large 2

Compare Claude Opus 4.6 by Anthropic against Mistral Large 2 by Mistral AI, context windows of 1.0M vs 128K, tested across 18 shared challenges. Updated April 2026.

Which is better, Claude Opus 4.6 or Mistral Large 2?

Claude Opus 4.6 and Mistral Large 2 are both competitive models. Claude Opus 4.6 costs $5/M input tokens vs $8/M for Mistral Large 2. Context windows: 1000K vs 128K tokens. Compare their real outputs side by side below.

Key Differences Between Claude Opus 4.6 and Mistral Large 2

Claude Opus 4.6 is made by anthropic while Mistral Large 2 is from mistral. Claude Opus 4.6 has a 1000K token context window compared to Mistral Large 2's 128K. On pricing, Claude Opus 4.6 costs $5/M input tokens vs $8/M for Mistral Large 2.

Our Verdict
Claude Opus 4.6
Claude Opus 4.6
Mistral Large 2
Mistral Large 2Runner-up

No community votes yet. On paper, Claude Opus 4.6 has the edge — bigger model tier, newer, bigger context window, major provider backing.

Slight edge
Writing DNA

Style Comparison

Similarity
100%

Mistral Large 2 uses 3.8x more emoji

Claude Opus 4.6
Mistral Large 2
53%Vocabulary43%
35wSentence Length21w
0.68Hedging0.39
5.2Bold14.4
2.9Lists7.4
0.21Emoji0.80
1.34Headings1.41
0.03Transitions0.01
Based on 23 + 10 text responses
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Claude Opus 4.6Mistral Large 2

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
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