Claude Opus 4.7 vs GPT-5.4 Pro
Compare Claude Opus 4.7 by Anthropic against GPT-5.4 Pro by OpenAI, in 10 community votes, claude opus 4.7 and gpt-5.4 pro are closely matched, context windows of 1.0M vs 1.1M, tested across 18 shared challenges.
Web Design: GPT-5.4 Pro wins 67% of votes
Reasoning: Claude Opus 4.7 and GPT-5.4 Pro are tied
Conversation: Claude Opus 4.7 wins 100% of votes
Our Verdict
Claude Opus 4.7
GPT-5.4 Pro
Too close to call. Pick based on your use case.
Pick Claude Opus 4.7 for Conversation. Pick GPT-5.4 Pro for Web Design. Claude Opus 4.7 is 7.2x cheaper per token — worth considering if cost matters.
Too close to call
API pricing
Cost per 1M tokens
Claude Opus 4.7
Input
$5.00
6.0× cheaper
Output
$25.00
7.2× cheaper
GPT-5.4 Pro
Input
$30.00
Output
$180.00
Claude Opus 4.7 is cheaper on both — 6.0× input, 7.2× output
Writing DNA
Style Comparison
Similarity
52%
Claude Opus 4.7 uses 86.2x more emoji
Claude Opus 4.7
GPT-5.4 Pro
64%Vocabulary50%
20wSentence Length35w
0.51Hedging0.70
4.6Bold7.5
3.8Lists8.3
0.86Emoji0.00
1.60Headings2.52
0.03Transitions0.01
Based on 27 + 12 text responses
Research
What we learned reading every model
FAQ
