Z.AI: GLM 4.5 Air vs Claude Sonnet 4

Compare Z.AI: GLM 4.5 Air by Zhipu AI against Claude Sonnet 4 by Anthropic, in 17 community votes, z.ai: glm 4.5 air and claude sonnet 4 are closely matched, context windows of 128K vs 200K, tested across 20 shared challenges. Updated February 2026.

In 17 community votes, Z.AI: GLM 4.5 Air and Claude Sonnet 4 are closely matched. Z.AI: GLM 4.5 Air leads in Image Generation, Web Design, while Claude Sonnet 4 leads in Reasoning. Based on blind community voting from the RIVAL open dataset of 17+ human preference judgments for this pair.

Image Generation: Z.AI: GLM 4.5 Air wins 83% of votes
Web Design: Z.AI: GLM 4.5 Air wins 60% of votes
Reasoning: Claude Sonnet 4 wins 100% of votes
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