Claude 3.7 Sonnet vs Kimi K2
Compare Claude 3.7 Sonnet by Anthropic against Kimi K2 by Moonshot AI, in 25 community votes, kimi k2 wins 75% of head-to-head duels, tested across 55 shared challenges.
Reasoning: Kimi K2 wins 80% of votes
Web Design: Kimi K2 wins 57% of votes
Conversation: Kimi K2 wins 100% of votes
Our Verdict
Kimi K2Winner
Claude 3.7 SonnetRunner-up
Pick Kimi K2. In 25 blind votes, Kimi K2 wins 75% of the time. That's not luck.
Kimi K2 particularly excels in Conversation, Reasoning, Web Design. Kimi K2 is 6.5x 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
Kimi K2
Input
$0.57
5.3× cheaper
Output
$2.30
6.5× cheaper
Kimi K2 is cheaper on both — 5.3× input, 6.5× output
Writing DNA
Style Comparison
Similarity
38%
Kimi K2 uses 68.5x more emoji
Claude 3.7 Sonnet
Kimi K2
62%Vocabulary63%
35wSentence Length19w
0.99Hedging0.35
1.2Bold4.2
4.3Lists3.6
0.00Emoji0.68
1.78Headings0.61
0.23Transitions0.06
Based on 13 + 22 text responses
Research
What we learned reading every model
FAQ
Common questions
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