Compare Z.AI: GLM 4.5 Air by Zhipu AI against PaLM 2 Chat by Google AI, context windows of 128K vs 8K, tested across 20 shared challenges. Updated April 2026.
Z.AI: GLM 4.5 Air and PaLM 2 Chat are both competitive models. Z.AI: GLM 4.5 Air costs $0.2/M input tokens vs $0.5/M for PaLM 2 Chat. Context windows: 128K vs 8K tokens. Compare their real outputs side by side below.
Z.AI: GLM 4.5 Air is made by zhipu while PaLM 2 Chat is from google. Z.AI: GLM 4.5 Air has a 128K token context window compared to PaLM 2 Chat's 8K. On pricing, Z.AI: GLM 4.5 Air costs $0.2/M input tokens vs $0.5/M for PaLM 2 Chat.
No community votes yet. On paper, Z.AI: GLM 4.5 Air has the edge — newer, bigger context window.
Z.AI: GLM 4.5 Air uses 9.9x 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 4.5 Air by Zhipu AI against PaLM 2 Chat by Google AI, context windows of 128K vs 8K, tested across 20 shared challenges. Updated April 2026.
Z.AI: GLM 4.5 Air and PaLM 2 Chat are both competitive models. Z.AI: GLM 4.5 Air costs $0.2/M input tokens vs $0.5/M for PaLM 2 Chat. Context windows: 128K vs 8K tokens. Compare their real outputs side by side below.
Z.AI: GLM 4.5 Air is made by zhipu while PaLM 2 Chat is from google. Z.AI: GLM 4.5 Air has a 128K token context window compared to PaLM 2 Chat's 8K. On pricing, Z.AI: GLM 4.5 Air costs $0.2/M input tokens vs $0.5/M for PaLM 2 Chat.
No community votes yet. On paper, Z.AI: GLM 4.5 Air has the edge — newer, bigger context window.
Z.AI: GLM 4.5 Air uses 9.9x 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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20 fights queued
8+ 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