Z.ai's GLM-5.2, with a 1 million token context window, surpasses OpenAI's GPT 5.5 on key benchmarks, offering open-source accessibility and excelling in complex coding tasks.

Z.AI launches GLM-5.2 on Hugging Face with a 1M-token context window, 744B parameters, and MIT license, targeting coding and engineering workflows.

It allows engineering teams to host frontier-level AI on their own sovereign infrastructure, entirely eliminating vendor lock-in.