Compare Mistral: Devstral 2 2512 by Mistral AI against Z.AI: GLM 4.5 Air by Zhipu AI, in 9 community votes, z.ai: glm 4.5 air wins 83% of head-to-head duels, tested across 34 shared challenges. Updated April 2026.
Z.AI: GLM 4.5 Air is the better choice overall, winning 83% of 9 blind community votes on Rival. Compare their real outputs side by side below.
Mistral: Devstral 2 2512 is made by mistral while Z.AI: GLM 4.5 Air is from zhipu. In community voting, In 9 community votes, Z.AI: GLM 4.5 Air wins 83% of head-to-head duels.
In 9 community votes, Z.AI: GLM 4.5 Air wins 83% of head-to-head duels. Z.AI: GLM 4.5 Air leads in Image Generation. Based on blind community voting from the Rival open dataset of 9+ human preference judgments for this pair.
Pick Z.AI: GLM 4.5 Air. In 9 blind votes, Z.AI: GLM 4.5 Air wins 83% of the time. That's not luck.
Z.AI: GLM 4.5 Air particularly excels in Image Generation.
Mistral: Devstral 2 2512 uses 3.1x more emoji
Ask them anything yourself
Some models write identically. You are paying for the brand.
178 models fingerprinted across 32 writing dimensions. Free research.
185x
price gap between models that write identically
178
models
12
clone pairs
32
dimensions
279 AI models invented the same fake scientist.
We read every word. 250 models. 2.14 million words. This is what we found.

Compare Mistral: Devstral 2 2512 by Mistral AI against Z.AI: GLM 4.5 Air by Zhipu AI, in 9 community votes, z.ai: glm 4.5 air wins 83% of head-to-head duels, tested across 34 shared challenges. Updated April 2026.
Z.AI: GLM 4.5 Air is the better choice overall, winning 83% of 9 blind community votes on Rival. Compare their real outputs side by side below.
Mistral: Devstral 2 2512 is made by mistral while Z.AI: GLM 4.5 Air is from zhipu. In community voting, In 9 community votes, Z.AI: GLM 4.5 Air wins 83% of head-to-head duels.
In 9 community votes, Z.AI: GLM 4.5 Air wins 83% of head-to-head duels. Z.AI: GLM 4.5 Air leads in Image Generation. Based on blind community voting from the Rival open dataset of 9+ human preference judgments for this pair.
Pick Z.AI: GLM 4.5 Air. In 9 blind votes, Z.AI: GLM 4.5 Air wins 83% of the time. That's not luck.
Z.AI: GLM 4.5 Air particularly excels in Image Generation.
Mistral: Devstral 2 2512 uses 3.1x more emoji
Ask them anything yourself
Some models write identically. You are paying for the brand.
178 models fingerprinted across 32 writing dimensions. Free research.
185x
price gap between models that write identically
178
models
12
clone pairs
32
dimensions
279 AI models invented the same fake scientist.
We read every word. 250 models. 2.14 million words. This is what we found.

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34 fights queued
22+ more head-to-head results. Free. Not a trick.
Free account. No card required. By continuing, you agree to Rival's Terms and Privacy Policy