Zhipu AI's latest release, GLM-4.6, is a significant advancement in the General Language Model (GLM) series, designed as an open-weight model with a 200k-token context window allowing extensive processing capabilities like entire books or large codebases in one pass. Built on a Mixture-of-Experts (MoE) architecture with 355 billion parameters, it uses roughly 32 billion active per token, optimizing compute efficiency while enhancing reasoning, coding accuracy, and native tool-calling abilities. The model features a new thinking mode for improved multi-step reasoning, supports hybrid reasoning modes, and excels in coding assistance, long-context document analysis, and agentic workflows. Available under permissive licenses like MIT and Apache, GLM-4.6 stands out as an open alternative to proprietary models, enabling self-hosting, fine-tuning, and enterprise customization, with deployment options through platforms like Clarifai. Its openness contrasts with models like Claude and GPT, offering unrestricted commercial use and integration into existing infrastructures, making it suitable for diverse applications such as autonomous agents and bilingual development.