Z.AI: GLM 4 32B vs GPT-5
Compare Z.AI: GLM 4 32B by Zhipu AI against GPT-5 by OpenAI, context windows of 128K vs 400K, tested across 51 shared challenges.
Our Verdict
GPT-5
Z.AI: GLM 4 32BRunner-up
No community votes yet. On paper, GPT-5 has the edge — bigger model tier, bigger context window.
Z.AI: GLM 4 32B is 100x cheaper per token — worth considering if cost matters.
Too close to call
API pricing
Cost per 1M tokens
Z.AI: GLM 4 32B
Input
$0.10
13× cheaper
Output
$0.10
100× cheaper
GPT-5
Input
$1.25
Output
$10.00
Z.AI: GLM 4 32B is cheaper on both — 13× input, 100× output
Writing DNA
Style Comparison
Similarity
40%
Z.AI: GLM 4 32B uses 30.7x more bold
Z.AI: GLM 4 32B
GPT-5
53%Vocabulary65%
15wSentence Length13w
0.83Hedging0.20
5.8Bold0.2
4.6Lists4.6
0.00Emoji0.00
0.35Headings0.16
0.04Transitions0.03
Based on 17 + 16 text responses
Research
What we learned reading every model
FAQ
