Zhipu AI

A next-generation full-stack large model ecosystem GLM-5.3: Frontier Coding with Emergent Cyber Capabilities. Built for complex software engineering and long-horizon agent tasks, with a 1M context window. Built for Claw. Optimized at the training level for core agent capabilities — tool calling, instruction following, and long-chain execution Official GLM-5.3 Harness — taking multi-agent development further Tuned with GLM-5.3 for reasoning and tool use. Ready out of the box, with BYOK support and more efficient quota usage. An agent model capable of autonomous planning, reasoning, and execution, addressing core challenges in task planning, data scarcity, and policy optimization, while possessing continuous self-improvement capabilities