Claude Opus 4 vs GPT-5.2
Compare Claude Opus 4 by Anthropic against GPT-5.2 by OpenAI, in 6 community votes, gpt-5.2 wins 67% of head-to-head duels, context windows of 200K vs 400K, tested across 52 shared challenges.
Web Design: Claude Opus 4 and GPT-5.2 are tied
Our Verdict
GPT-5.2Winner
Claude Opus 4Runner-up
Pick GPT-5.2. In 6 blind votes, GPT-5.2 wins 67% of the time. That's not luck.
GPT-5.2 is 5.4x 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
GPT-5.2
Input
$1.75
8.6× cheaper
Output
$14.00
5.4× cheaper
GPT-5.2 is cheaper on both — 8.6× input, 5.4× output
Writing DNA
Style Comparison
Similarity
49%
Claude Opus 4 uses 3.8x more sentence length
Claude Opus 4
GPT-5.2
64%Vocabulary64%
62wSentence Length16w
0.52Hedging0.34
4.4Bold9.4
9.1Lists3.9
0.11Emoji0.06
1.87Headings0.89
0.27Transitions0.31
Based on 16 + 15 text responses
Research
What we learned reading every model
FAQ
