Z.AI: GLM 4 32B vs GPT-5.2 Pro
Compare Z.AI: GLM 4 32B by Zhipu AI against GPT-5.2 Pro by OpenAI, context windows of 128K vs 400K, tested across 31 shared challenges.
Our Verdict
GPT-5.2 Pro
Z.AI: GLM 4 32BRunner-up
No community votes yet. On paper, GPT-5.2 Pro has the edge — bigger model tier, newer, bigger context window.
Z.AI: GLM 4 32B is 1680x cheaper per token — worth considering if cost matters.
Slight edge
API pricing
Cost per 1M tokens
Z.AI: GLM 4 32B
Input
$0.10
210× cheaper
Output
$0.10
1680× cheaper
GPT-5.2 Pro
Input
$21.00
Output
$168.00
Z.AI: GLM 4 32B is cheaper on both — 210× input, 1680× output
Writing DNA
Style Comparison
Similarity
45%
GPT-5.2 Pro uses 3.4x more headings
Z.AI: GLM 4 32B
GPT-5.2 Pro
53%Vocabulary62%
15wSentence Length19w
0.83Hedging0.39
5.8Bold8.6
4.6Lists3.8
0.00Emoji0.00
0.35Headings1.17
0.04Transitions0.02
Based on 17 + 10 text responses
Research
What we learned reading every model
FAQ
