GLM-5.2: Open-weight frontier model for long-horizon tasks

Zai released GLM-5.2, an open-weight model with strong performance on coding, agentic, and long-horizon tasks. It is available via HuggingFace Inference Providers and has been quantized by NVIDIA and others. Early users report it competes with frontier models like Opus 4.8 and GPT-5.5.