Claude Opus 4.1 vs Mistral Devstral Medium
Compare Claude Opus 4.1 by Anthropic against Mistral Devstral Medium by Mistral AI, tested across 53 shared challenges.
Our Verdict
Claude Opus 4.1
Mistral Devstral MediumRunner-up
No community votes yet. On paper, Claude Opus 4.1 has the edge — bigger model tier, bigger context window, major provider backing.
Mistral Devstral Medium is 38x cheaper per token — worth considering if cost matters.
Too close to call
API pricing
Cost per 1M tokens
Claude Opus 4.1
Input
$15.00
Output
$75.00
Mistral Devstral Medium
Input
$0.40
38× cheaper
Output
$2.00
38× cheaper
Mistral Devstral Medium is cheaper on both — 38× input, 38× output
Writing DNA
Style Comparison
Similarity
48%
Claude Opus 4.1 uses 38.4x more emoji
Claude Opus 4.1
Mistral Devstral Medium
61%Vocabulary50%
87wSentence Length17w
0.54Hedging0.56
5.1Bold4.5
6.7Lists5.3
0.38Emoji0.00
1.68Headings0.19
0.13Transitions0.32
Based on 17 + 21 text responses
Research
What we learned reading every model
FAQ
