Claude Opus 4.7 vs Mistral Medium 3.1
Compare Claude Opus 4.7 by Anthropic against Mistral Medium 3.1 by Mistral AI, context windows of 1.0M vs 131K, tested across 54 shared challenges.
Our Verdict
Claude Opus 4.7
Mistral Medium 3.1Runner-up
No community votes yet. On paper, Claude Opus 4.7 has the edge — bigger model tier, newer, bigger context window, major provider backing.
Mistral Medium 3.1 is 13x cheaper per token — worth considering if cost matters.
Slight edge
API pricing
Cost per 1M tokens
Claude Opus 4.7
Input
$5.00
Output
$25.00
Mistral Medium 3.1
Input
$0.40
13× cheaper
Output
$2.00
13× cheaper
Mistral Medium 3.1 is cheaper on both — 13× input, 13× output
Writing DNA
Style Comparison
Similarity
49%
Mistral Medium 3.1 uses 5.4x more transitions
Claude Opus 4.7
Mistral Medium 3.1
64%Vocabulary52%
20wSentence Length22w
0.51Hedging0.45
4.6Bold10.4
3.8Lists5.9
0.86Emoji0.39
1.60Headings1.12
0.03Transitions0.18
Based on 27 + 22 text responses
Research
What we learned reading every model
FAQ
