Claude 3.7 Thinking Sonnet vs xAI: Grok 4
Compare Claude 3.7 Thinking Sonnet by Anthropic against xAI: Grok 4 by xAI, in 3 community votes, claude 3.7 thinking sonnet wins 100% of head-to-head duels, context windows of 200K vs 256K, tested across 53 shared challenges.
Web Design: Claude 3.7 Thinking Sonnet wins 100% of votes
Our Verdict
Claude 3.7 Thinking SonnetWinner
xAI: Grok 4Runner-up
Pick Claude 3.7 Thinking Sonnet. In 3 blind votes, Claude 3.7 Thinking Sonnet wins 100% of the time. That's not luck.
Claude 3.7 Thinking Sonnet particularly excels in Web Design.
Clear winner
API pricing
Cost per 1M tokens
Claude 3.7 Thinking Sonnet
Input
$6.00
Output
$30.00
xAI: Grok 4
Input
$3.00
2.0× cheaper
Output
$15.00
2.0× cheaper
xAI: Grok 4 is cheaper on both — 2.0× input, 2.0× output
Writing DNA
Style Comparison
Similarity
43%
xAI: Grok 4 uses 7.0x more emoji
Claude 3.7 Thinking Sonnet
xAI: Grok 4
61%Vocabulary53%
49wSentence Length18w
0.64Hedging0.67
2.2Bold2.7
4.5Lists2.7
0.00Emoji0.07
1.81Headings0.86
0.21Transitions0.04
Based on 21 + 21 text responses
Research
What we learned reading every model
FAQ
