Claude Opus 4 vs Mistral Devstral Small 1.1
Compare Claude Opus 4 by Anthropic against Mistral Devstral Small 1.1 by Mistral AI, tested across 53 shared challenges.
Our Verdict
Claude Opus 4
Mistral Devstral Small 1.1Runner-up
No community votes yet. On paper, Claude Opus 4 has the edge — bigger model tier, bigger context window, major provider backing.
Mistral Devstral Small 1.1 is 250x cheaper per token — worth considering if cost matters.
Too close to call
API pricing
Cost per 1M tokens
Claude Opus 4
Input
$15.00
Output
$75.00
Mistral Devstral Small 1.1
Input
$0.10
150× cheaper
Output
$0.30
250× cheaper
Mistral Devstral Small 1.1 is cheaper on both — 150× input, 250× output
Writing DNA
Style Comparison
Similarity
54%
Claude Opus 4 uses 11.2x more emoji
Claude Opus 4
Mistral Devstral Small 1.1
64%Vocabulary50%
62wSentence Length17w
0.52Hedging0.56
4.4Bold4.3
9.1Lists5.7
0.11Emoji0.00
1.87Headings0.05
0.27Transitions0.34
Based on 16 + 21 text responses
Research
What we learned reading every model
FAQ
