Compare Z.AI: GLM 4 32B by Zhipu AI against xAI: Grok 4 by xAI, in 2 community votes, z.ai: glm 4 32b and xai: grok 4 are closely matched, context windows of 128K vs 256K, tested across 53 shared challenges. Updated April 2026.
Z.AI: GLM 4 32B and xAI: Grok 4 are closely matched based on 2 community votes. Z.AI: GLM 4 32B costs $0.1/M input tokens vs $3/M for xAI: Grok 4. Context windows: 128K vs 256K tokens. Compare their real outputs side by side below.
Z.AI: GLM 4 32B is made by zhipu while xAI: Grok 4 is from xai. Z.AI: GLM 4 32B has a 128K token context window compared to xAI: Grok 4's 256K. On pricing, Z.AI: GLM 4 32B costs $0.1/M input tokens vs $3/M for xAI: Grok 4. In community voting, In 2 community votes, Z.AI: GLM 4 32B and xAI: Grok 4 are closely matched.
In 2 community votes, Z.AI: GLM 4 32B and xAI: Grok 4 are closely matched. Z.AI: GLM 4 32B and xAI: Grok 4 perform similarly across challenge categories. Based on blind community voting from the Rival open dataset of 2+ human preference judgments for this pair.
Votes are tied. xAI: Grok 4 has a 256K context window vs 128K — handles longer documents.
Z.AI: GLM 4 32B is 150x cheaper per token — worth considering if cost matters.
xAI: Grok 4 uses 7.0x 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 Z.AI: GLM 4 32B by Zhipu AI against xAI: Grok 4 by xAI, in 2 community votes, z.ai: glm 4 32b and xai: grok 4 are closely matched, context windows of 128K vs 256K, tested across 53 shared challenges. Updated April 2026.
Z.AI: GLM 4 32B and xAI: Grok 4 are closely matched based on 2 community votes. Z.AI: GLM 4 32B costs $0.1/M input tokens vs $3/M for xAI: Grok 4. Context windows: 128K vs 256K tokens. Compare their real outputs side by side below.
Z.AI: GLM 4 32B is made by zhipu while xAI: Grok 4 is from xai. Z.AI: GLM 4 32B has a 128K token context window compared to xAI: Grok 4's 256K. On pricing, Z.AI: GLM 4 32B costs $0.1/M input tokens vs $3/M for xAI: Grok 4. In community voting, In 2 community votes, Z.AI: GLM 4 32B and xAI: Grok 4 are closely matched.
In 2 community votes, Z.AI: GLM 4 32B and xAI: Grok 4 are closely matched. Z.AI: GLM 4 32B and xAI: Grok 4 perform similarly across challenge categories. Based on blind community voting from the Rival open dataset of 2+ human preference judgments for this pair.
Votes are tied. xAI: Grok 4 has a 256K context window vs 128K — handles longer documents.
Z.AI: GLM 4 32B is 150x cheaper per token — worth considering if cost matters.
xAI: Grok 4 uses 7.0x 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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48 fights queued
36+ 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