GLM-4.5 model releases

A source-backed timeline for the GLM-4.5 model family, collecting release dates, labs, access details, context windows, and major lifecycle changes.

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GLM-4.5

Z.ai

Z.ai

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2 models

Open agentic, reasoning, and coding foundation model that marked Z.ai international rebrand and MIT-licensed GLM push.

Compact GLM-4.5 companion with 106B total / 12B active parameters for efficient agentic reasoning and coding.