DeepSeek V3.2 vs Z.ai: GLM 5.1

Compare DeepSeek V3.2 by DeepSeek against Z.ai: GLM 5.1 by Z-ai, in 2 community votes, z.ai: glm 5.1 wins 100% of head-to-head duels, context windows of 131K vs 203K, tested across 53 shared challenges. Updated April 2026.

Which is better, DeepSeek V3.2 or Z.ai: GLM 5.1?

Z.ai: GLM 5.1 is the better choice overall, winning 100% of 2 blind community votes on Rival. DeepSeek V3.2 costs $0.28/M input tokens vs $1.4/M for Z.ai: GLM 5.1. Context windows: 131K vs 203K tokens. Compare their real outputs side by side below.

Key Differences Between DeepSeek V3.2 and Z.ai: GLM 5.1

DeepSeek V3.2 is made by deepseek while Z.ai: GLM 5.1 is from z-ai. DeepSeek V3.2 has a 131K token context window compared to Z.ai: GLM 5.1's 203K. On pricing, DeepSeek V3.2 costs $0.28/M input tokens vs $1.4/M for Z.ai: GLM 5.1. In community voting, In 2 community votes, Z.ai: GLM 5.1 wins 100% of head-to-head duels.

In 2 community votes, Z.ai: GLM 5.1 wins 100% of head-to-head duels. Z.ai: GLM 5.1 leads in Image Generation. Based on blind community voting from the Rival open dataset of 2+ human preference judgments for this pair.

Image Generation: Z.ai: GLM 5.1 wins 100% of votes
Our Verdict
Z.ai: GLM 5.1
Z.ai: GLM 5.1Winner
DeepSeek V3.2
DeepSeek V3.2Runner-up

Pick Z.ai: GLM 5.1. In 2 blind votes, Z.ai: GLM 5.1 wins 100% of the time. That's not luck.

Z.ai: GLM 5.1 particularly excels in Image Generation. DeepSeek V3.2 is 10x cheaper per token — worth considering if cost matters.

Clear winner
Writing DNA

Style Comparison

Similarity
98%

DeepSeek V3.2 uses 2.1x more lists

DeepSeek V3.2
Z.ai: GLM 5.1
52%Vocabulary54%
31wSentence Length18w
0.58Hedging0.31
6.3Bold3.6
5.4Lists2.6
0.00Emoji0.00
0.80Headings0.43
0.13Transitions0.11
Based on 24 + 27 text responses
vs

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DeepSeek V3.2Z.ai: GLM 5.1

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