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AI model · Z.ai

GLM 4.5 Air

GLM-4.5-Air is the lightweight variant of our latest flagship model family, also purpose-built for agent-centric applications. Like GLM-4.5, it adopts the Mixture-of-Experts (MoE) architecture but with a more compact parameter...

The figures

Made by
Z.ai
Model ID
z-ai/glm-4.5-air
Input
$0.13 per million tokens
Output
$0.85 per million tokens
Context window
131K tokens
Longest answer
98K tokens
Takes in
text
Gives back
text
Reasoning
Yes
Tool calling
Yes
Reads images
No
Open weights
Yes
Released
25 Jul 2025

Read on 3 Oct 2026.