GLM 5 vs GPT-5.6 Terra
Compare GLM 5 by Zhipu AI against GPT-5.6 Terra by OpenAI, context windows of 203K vs 1.1M, tested across 53 shared challenges.
Our Verdict
GLM 5
GPT-5.6 Terra
No community votes yet. On paper, these are closely matched - try both with your actual task to see which fits your workflow.
GLM 5 is 5.9x cheaper per token — worth considering if cost matters.
Too close to call
API pricing
Cost per 1M tokens
GLM 5
Input
$0.80
3.1× cheaper
Output
$2.56
5.9× cheaper
GPT-5.6 Terra
Input
$2.50
Output
$15.00
GLM 5 is cheaper on both — 3.1× input, 5.9× output
Writing DNA
Style Comparison
Similarity
34%
GLM 5 uses 3.2x more transitions
GLM 5
GPT-5.6 Terra
54%Vocabulary57%
17wSentence Length18w
0.37Hedging0.85
6.3Bold2.8
4.7Lists4.6
0.00Emoji0.00
0.60Headings1.12
0.18Transitions0.06
Based on 22 + 27 text responses
Research
What we learned reading every model
FAQ
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