DeepSeek R1 vs Z.ai: GLM 5
Compare DeepSeek R1 by DeepSeek against Z.ai: GLM 5 by Zhipu AI, context windows of 128K vs 203K, tested across 52 shared challenges.
Our Verdict
Z.ai: GLM 5
DeepSeek R1Runner-up
No community votes yet. On paper, Z.ai: GLM 5 has the edge — bigger model tier, newer, bigger context window.
Slight edge
API pricing
Cost per 1M tokens
DeepSeek R1
Input
$0.55
1.5× cheaper
Output
$2.19
1.2× cheaper
Z.ai: GLM 5
Input
$0.80
Output
$2.56
DeepSeek R1 is cheaper on both — 1.5× input, 1.2× output
Writing DNA
Style Comparison
Similarity
57%
DeepSeek R1 uses 4.3x more emoji
DeepSeek R1
Z.ai: GLM 5
62%Vocabulary54%
15wSentence Length17w
0.52Hedging0.37
8.0Bold6.3
5.7Lists4.7
0.04Emoji0.00
0.62Headings0.60
0.28Transitions0.18
Based on 22 + 22 text responses
Research
What we learned reading every model
FAQ
