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Z.ai · API model

GLM 5

GLM-5 is Z.ai’s flagship open-source foundation model engineered for complex systems design and long-horizon agent workflows. Built for expert developers, it delivers production-grade performance on large-scale programming tasks, rivaling leading...

Context
205K
Input / 1M
$1
Output / 1M
$3.2
Released
Feb 11, 2026
Specifications

GLM 5 specs

Provider
Z.ai
Type
API model
Model ID
z-ai/glm-5
Context window
204,800 tokens205K
Input price
$1per 1M input tokens
Output price
$3.2per 1M output tokens
Accepts
text
Produces
text
Released
Feb 11, 2026
Source
OpenRouter
Overview

About GLM 5

GLM 5 is an API model from Z.ai, released on Feb 11, 2026, with a context window of 204,800 tokens, pricing of $1 per million input tokens and $3.2 per million output tokens. It accepts text input and produces text output.

At listed prices, a request with 10,000 input tokens and 1,000 output tokens costs about $0.013.

Specs are sourced from OpenRouter and were last checked on Nov 3, 2026. Always confirm current pricing and limits with the provider before production use.

Tool callingStructured outputsJSON modeReasoning
FAQ

GLM 5 questions

What is the context window of GLM 5?

GLM 5 supports a context window of 204,800 tokens.

How much does GLM 5 cost?

GLM 5 is listed at $1 per million input tokens and $3.2 per million output tokens on OpenRouter.

When was GLM 5 released?

GLM 5 was published on Feb 11, 2026.

What inputs does GLM 5 accept?

GLM 5 accepts text input and produces text output.