Claude Opus 4 vs OpenAI o4 Mini High
Compare Claude Opus 4 by Anthropic against OpenAI o4 Mini High by OpenAI, in 6 community votes, claude opus 4 wins 60% of head-to-head duels, context windows of 200K vs 200K, tested across 53 shared challenges.
Image Generation: Claude Opus 4 wins 100% of votes
Our Verdict
Claude Opus 4Winner
OpenAI o4 Mini HighRunner-up
Pick Claude Opus 4. In 6 blind votes, Claude Opus 4 wins 60% of the time. That's not luck.
Claude Opus 4 particularly excels in Image Generation. OpenAI o4 Mini High is 17x cheaper per token — worth considering if cost matters.
Clear winner
API pricing
Cost per 1M tokens
Claude Opus 4
Input
$15.00
Output
$75.00
OpenAI o4 Mini High
Input
$1.10
14× cheaper
Output
$4.40
17× cheaper
OpenAI o4 Mini High is cheaper on both — 14× input, 17× output
Writing DNA
Style Comparison
Similarity
41%
Claude Opus 4 uses 444.0x more bold
Claude Opus 4
OpenAI o4 Mini High
64%Vocabulary70%
62wSentence Length18w
0.52Hedging0.33
4.4Bold0.0
9.1Lists1.3
0.11Emoji0.02
1.87Headings0.00
0.27Transitions0.04
Based on 16 + 14 text responses
Research
What we learned reading every model
FAQ
