GLM is Zhipu's (Z.ai) family, including the GLM-5.x era. ChatGLM heritage, chat.z.ai, open weights, coding plans.
- 1 What GLM is (Zhipu / ChatGLM family) Amina joined a ChatGLM Slack, loaded a ChatGLM3 GGUF that was 14 months old, and could not match a coworker’s z.ai coding session. GLM is Zhipu’s (Z.ai) family: chat.z.ai, 清言, GLM-5.x weights, and a coding plan, not one 2024 chat app. Scheduled · September 25, 2026