DeepSeek V3 (March 2024) vs Z.ai: GLM 5.1
Compare DeepSeek V3 (March 2024) by DeepSeek against Z.ai: GLM 5.1 by Z-ai, context windows of 128K vs 203K, tested across 53 shared challenges.
Our Verdict
DeepSeek V3 (March 2024)
Z.ai: GLM 5.1
No community votes yet. On paper, these are closely matched - try both with your actual task to see which fits your workflow.
DeepSeek V3 (March 2024) is 16x cheaper per token — worth considering if cost matters.
Too close to call
API pricing
Cost per 1M tokens
DeepSeek V3 (March 2024)
Input
$0.14
10.0× cheaper
Output
$0.28
16× cheaper
Z.ai: GLM 5.1
Input
$1.40
Output
$4.40
DeepSeek V3 (March 2024) is cheaper on both — 10.0× input, 16× output
Writing DNA
Style Comparison
Similarity
36%
DeepSeek V3 (March 2024) uses 25.6x more emoji
DeepSeek V3 (March 2024)
Z.ai: GLM 5.1
58%Vocabulary54%
18wSentence Length18w
0.73Hedging0.31
7.5Bold3.6
7.6Lists2.6
0.26Emoji0.00
1.60Headings0.43
0.08Transitions0.11
Based on 16 + 27 text responses
Research
What we learned reading every model
FAQ
