Claude Haiku 4.5 vs Z.AI: GLM 4.6

Compare Claude Haiku 4.5 by Anthropic against Z.AI: GLM 4.6 by Zhipu AI, in 27 community votes, z.ai: glm 4.6 wins 74% of head-to-head duels, context windows of 200K vs 203K, tested across 48 shared challenges. Updated February 2026.

In 27 community votes, Z.AI: GLM 4.6 wins 74% of head-to-head duels. Claude Haiku 4.5 leads in Conversation, while Z.AI: GLM 4.6 leads in Reasoning, Image Generation. Based on blind community voting from the RIVAL open dataset of 27+ human preference judgments for this pair.