GLM 5.1

Z-ai · April 2026

GLM-5.1 delivers a major leap in coding capability, with particularly significant gains in handling long-horizon tasks. Unlike previous models built around minute-level interactions, GLM-5.1 can work independently and continuously on...

Best for
Coding and agent workflows

Modalities

  • TextInput and output
  • ImageNot supported
  • AudioNot supported
  • VideoNot supported

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