Z.ai: GLM 4.6

Z AiID: z-ai/glm-4.6

Compared with GLM-4.5, this generation brings several key improvements: Longer context window: The context window has been expanded from 128K to 200K tokens, enabling the model to handle more complex agentic tasks. Superior coding performance: The model achieves higher scores on code benchmarks and demonstrates better real-world performance in applications such as Claude Code、Cline、Roo Code and Kilo Code, including improvements in generating visually polished front-end pages. Advanced reasoning: GLM-4.6 shows a clear improvement in reasoning performance and supports tool use during inference, leading to stronger overall capability. More capable agents: GLM-4.6 exhibits stronger performance in tool using and search-based agents, and integrates more effectively within agent frameworks. Refined writing: Better aligns with human preferences in style and readability, and performs more naturally in role-playing scenarios.

Pricing per 1M Tokens

Input (Prompt)$0.39
Output (Completion)$1.90
Cache ReadFree
Cache WriteFree
ImageN/A

Specifications

Context Length205K
Max Output Tokens205K
Input ModalitiesText
Output ModalitiesText
TokenizerOther
Instruct TypeN/A
Top Provider Context205K
Top Provider Max Output205K
ModeratedNo

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Last updated: March 23, 2026

First tracked: March 23, 2026