DeepSeek V4 Flash vs Z.AI: GLM 4.6
Compare DeepSeek V4 Flash by DeepSeek against Z.AI: GLM 4.6 by Zhipu AI, context windows of 1.0M vs 203K, tested across 54 shared challenges.
Our Verdict
DeepSeek V4 Flash
Z.AI: GLM 4.6
No community votes yet. On paper, these are closely matched - try both with your actual task to see which fits your workflow.
DeepSeek V4 Flash is 6.2x cheaper per token — worth considering if cost matters.
Too close to call
API pricing
Cost per 1M tokens
DeepSeek V4 Flash
Input
$0.14
2.9× cheaper
Output
$0.28
6.2× cheaper
Z.AI: GLM 4.6
Input
$0.40
Output
$1.75
DeepSeek V4 Flash is cheaper on both — 2.9× input, 6.2× output
Writing DNA
Style Comparison
Similarity
58%
Z.AI: GLM 4.6 uses 17.9x more emoji
DeepSeek V4 Flash
Z.AI: GLM 4.6
54%Vocabulary52%
17wSentence Length14w
0.52Hedging0.29
3.6Bold5.2
2.6Lists3.2
0.00Emoji0.18
0.41Headings0.57
0.19Transitions0.09
Based on 27 + 22 text responses
Research
What we learned reading every model
FAQ
