Z.ai: GLM 5.1 vs Mistral Large 2

Compare Z.ai: GLM 5.1 by Z-ai against Mistral Large 2 by Mistral AI, context windows of 203K vs 128K, tested across 17 shared challenges. Updated April 2026.

Which is better, Z.ai: GLM 5.1 or Mistral Large 2?

Z.ai: GLM 5.1 and Mistral Large 2 are both competitive models. Z.ai: GLM 5.1 costs $1.4/M input tokens vs $8/M for Mistral Large 2. Context windows: 203K vs 128K tokens. Compare their real outputs side by side below.

Key Differences Between Z.ai: GLM 5.1 and Mistral Large 2

Z.ai: GLM 5.1 is made by z-ai while Mistral Large 2 is from mistral. Z.ai: GLM 5.1 has a 203K token context window compared to Mistral Large 2's 128K. On pricing, Z.ai: GLM 5.1 costs $1.4/M input tokens vs $8/M for Mistral Large 2.

Our Verdict
Z.ai: GLM 5.1
Z.ai: GLM 5.1
Mistral Large 2
Mistral Large 2Runner-up

No community votes yet. On paper, Z.ai: GLM 5.1 has the edge — newer, bigger context window.

Z.ai: GLM 5.1 is 5.5x cheaper per token — worth considering if cost matters.

Too close to call
Writing DNA

Style Comparison

Similarity
99%

Mistral Large 2 uses 79.6x more emoji

Z.ai: GLM 5.1
Mistral Large 2
54%Vocabulary43%
18wSentence Length21w
0.31Hedging0.39
3.6Bold14.4
2.6Lists7.4
0.00Emoji0.80
0.43Headings1.41
0.11Transitions0.01
Based on 27 + 10 text responses
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Z.ai: GLM 5.1Mistral Large 2

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