Claude Opus 4.5 vs Mistral Large 2
Compare Claude Opus 4.5 by Anthropic against Mistral Large 2 by Mistral AI, tested across 23 shared challenges. Updated June 2026.
Which is better, Claude Opus 4.5 or Mistral Large 2?
Claude Opus 4.5 and Mistral Large 2 are both competitive models. Compare their real outputs side by side below.
Key Differences Between Claude Opus 4.5 and Mistral Large 2
Claude Opus 4.5 is made by anthropic while Mistral Large 2 is from mistral.
Our Verdict
Claude Opus 4.5
Mistral Large 2Runner-up
No community votes yet. On paper, Claude Opus 4.5 has the edge — bigger model tier, newer, major provider backing.
Slight edge
API pricing
Cost per 1M tokens
Claude Opus 4.5
Input
—
Output
—
Mistral Large 2
Input
$8.00
Output
$24.00
Writing DNA
Style Comparison
Similarity
56%
Claude Opus 4.5 uses 5.2x more transitions
Claude Opus 4.5
Mistral Large 2
64%Vocabulary43%
55wSentence Length21w
0.86Hedging0.39
5.8Bold14.4
4.5Lists7.4
0.15Emoji0.80
1.59Headings1.41
0.05Transitions0.01
Based on 24 + 10 text responses
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