GLM-4.5 AirX is Zhipu AI's language model with a 128K context window and up to 32K output tokens, starting at $1.10 / 1M input and $4.50 / 1M output. An extended variant of the GLM-4.5 Air MoE model from Z AI, offering enhanced performance for agentic and tool-use workloads.
Specifications
Canonical IDzhipu-glm-4-5-airx
TypeLanguage
StatusActive
CreatorZhipu AIZhipu AI
Providers
Context Window128K tokens
Max Output32K tokens
Input ModalitiesText
Output ModalitiesText

Capabilities

Input1/5
Text✓
Image·
Audio·
Video·
PDF·
Output1/5
Text✓
Image·
Audio·
Video·
Embedding·
Capabilities1/13
Reasoning·
Adaptive Reasoning·
Function Calling✓
Parallel Function Calling·
Structured Outputs·
Native JSON Schema·
Web Search·
URL Context·
Computer Use·
Code Execution·
File Search·
Prompt Caching·
Assistant Prefill·

Pricing by Provider

US Dollar ($)
Per 1M tokens
ProviderStandard
Input
$ / 1M
Output
$ / 1M
Z AI (Zhipu) logo
Z AI (Zhipu)
zai/glm-4.5-airx
$1.10$4.50

Cost Calculator

US Dollar ($)
Preset:

Other Models

ModelTierReleasedContextInput / 1MOutput / 1M
GLM-5.3 Prime—1.0M$2.80$8.80
GLM-5.3 FlashXFlash1.0M$0.370$1.25
GLM-5.3 FlashFlash1.3M$0.110$0.350
GLM-5.3—1.3M$0.050$3.08
GLM-5.3 (50% off)—1.0M——
GLM-5.2 Fast—1.0M$2.10$6.60
GLM-5.2—1.0M$0.031$1.98
GLM-5V Turbo—205K$0.704$3.10
GLM-5 Turbo—203K$1.20$4.00
GLM-5.1 Non-Reasoning—————

Model IDs

zai/glm-4.5-airx
zhipu-glm-4-5-airx