z-ai

Z.ai: GLM 5.1

Context205K tokens
Input price$1.4 / M tokens
Output price$4.4 / M tokens
CreatedApr 7, 2026

Original-vendor pricing · Standard API · USD per million text tokens. Z.AI standard API token prices. Context caching and tool calls are billed separately.

GLM-5.1 delivers a major leap in coding capability, with particularly significant gains in handling long-horizon tasks. Unlike previous models built around minute-level interactions, GLM-5.1 can work independently and continuously on...

About GLM 5.1

GLM-5.1 delivers a major leap in coding capability, with particularly significant gains in handling long-horizon tasks. Unlike previous models built around minute-level interactions, GLM-5.1 can work independently and continuously on...

Modalities

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