GLM-4.5-Air API
About
Build advanced reasoning agents with GLM-4.5-Air, a specialized AI model optimized for complex logic and chain-of-thought tasks. This model delivers cost-effective pricing at $0.13/1M input and $0.85/1M output tokens, native tool calling support, open weights architecture. Access GLM-4.5-Air via the Kilo Gateway API with up to 98K output tokens.
Capabilities
Input Modalities
text
Output Modalities
text
Reasoning
Yes
Structured Output
No
Tool Use
Yes
WeightsOpen
Limits
Context Window
131K
Tokens
Input Limit
131K
Tokens
Max Output
98K
Tokens
Pricing
Standard (per 1M tokens)
Input
$0.13
Output
$0.85
Caching (per 1M tokens)
Read
$0.03
Frequently Asked Questions
GLM-4.5-Air by Kilo Gateway costs $0.13 per 1M input tokens and $0.85 per 1M output tokens. Cached reads cost $0.03 per 1M tokens.
Model Details
ID
z-ai/glm-4.5-air
Provider
Kilo GatewayFamily
glm-air
Release Date
Jul 28, 2025
Knowledge Cutoff
Apr 1, 2025
API Integration
NPM Package
@ai-sdk/openai-compatible
Environment Variables
KILO_API_KEY
API Base URL
https://api.kilo.ai/api/gateway