Claude 3.7 Sonnet vs GPT-4.1 Nano
Compare Claude 3.7 Sonnet by Anthropic against GPT-4.1 Nano by OpenAI, in 3 community votes, claude 3.7 sonnet wins 100% of head-to-head duels, context windows of 200K vs 1.0M, tested across 54 shared challenges.
Our Verdict
Claude 3.7 SonnetWinner
GPT-4.1 NanoRunner-up
Pick Claude 3.7 Sonnet. In 3 blind votes, Claude 3.7 Sonnet wins 100% of the time. That's not luck.
GPT-4.1 Nano is 38x cheaper per token — worth considering if cost matters.
Clear winner
API pricing
Cost per 1M tokens
Claude 3.7 Sonnet
Input
$3.00
Output
$15.00
GPT-4.1 Nano
Input
$0.10
30× cheaper
Output
$0.40
38× cheaper
GPT-4.1 Nano is cheaper on both — 30× input, 38× output
Writing DNA
Style Comparison
Similarity
59%
GPT-4.1 Nano uses 4.6x more bold
Claude 3.7 Sonnet
GPT-4.1 Nano
62%Vocabulary57%
35wSentence Length25w
0.99Hedging0.72
1.2Bold5.6
4.3Lists4.9
0.00Emoji0.00
1.78Headings0.71
0.23Transitions0.22
Based on 13 + 24 text responses
Research
What we learned reading every model
FAQ
