Z.AI: GLM 4 32B vs GPT-5

Compare Z.AI: GLM 4 32B by Zhipu AI against GPT-5 by OpenAI, in 1 community votes, gpt-5 wins 100% of head-to-head duels, context windows of 128K vs 400K, tested across 28 shared challenges. Updated February 2026.

In 1 community votes, GPT-5 wins 100% of head-to-head duels. Based on blind community voting from the RIVAL open dataset of 1+ human preference judgments for this pair.

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