Claude Sonnet 5 vs Z.ai: GLM 5.2
Compare Claude Sonnet 5 by Anthropic against Z.ai: GLM 5.2 by Zhipu AI, in 2 community votes, z.ai: glm 5.2 wins 100% of head-to-head duels, context windows of 1.0M vs 1.0M, tested across 54 shared challenges.
Web Design: Z.ai: GLM 5.2 wins 100% of votes
Our Verdict
Z.ai: GLM 5.2Winner
Claude Sonnet 5Runner-up
Pick Z.ai: GLM 5.2. In 2 blind votes, Z.ai: GLM 5.2 wins 100% of the time. That's not luck.
Z.ai: GLM 5.2 particularly excels in Web Design.
Clear winner
API pricing
Cost per 1M tokens
Claude Sonnet 5
Input
$2.00
Output
$10.00
Z.ai: GLM 5.2
Input
$1.40
1.4× cheaper
Output
$4.40
2.3× cheaper
Z.ai: GLM 5.2 is cheaper on both — 1.4× input, 2.3× output
Writing DNA
Style Comparison
Similarity
33%
Claude Sonnet 5 uses 79.4x more emoji
Claude Sonnet 5
Z.ai: GLM 5.2
59%Vocabulary56%
35wSentence Length18w
0.53Hedging0.27
3.5Bold3.7
3.5Lists2.8
0.79Emoji0.00
1.25Headings0.56
0.06Transitions0.24
Based on 27 + 27 text responses
Research
What we learned reading every model
FAQ
Common questions
Keep exploring
