Using GLM-4.5 on Z.ai

Implementation guide · GLM-4 · Zhipu AI

ServerlessOpen Source

Z.ai exposes GLM-4.5 through model ID glm-4.5. Use the setup steps, sourced pricing, capabilities, and official provider links below to validate this route before deployment.

Last refreshed 2026-10-08. Next refresh: weekly.

Quick Start

1
Create an account at Z.ai and generate an API key.
2
Use the Z.ai SDK or REST API to call glm-4.5 — see the documentation for request format.
3
You'll be billed $0.60/1M input, $2.20/1M output tokens. See full pricing.

API Portal Documentation Pricing

Code Examples

See Z.ai documentation for integration details.

Pricing on Z.ai

Type	Price (per 1M)
Input tokens	$0.60
Output tokens	$2.20

Capabilities

Structured Outputs

About GLM-4.5

GLM-4.5 is Tsinghua Knowledge Engineering Group (THUDM)'s GLM-4 model. It offers a 128K-token context window.

Full model details →

Model Specs

Released2025-01-01

Parameters355B (32B active)

Context128K

ArchitectureDecoder Only