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Z.AI

GLM 4.5 Air

GLM 4.5 Air is Z.AI's efficiency-focused model released July 28, 2025. It delivers fast inference for high-volume workloads while keeping reasoning and coding capability at reduced cost compared to the full GLM-4.5. Your use subject to Z.AI's Terms & Privacy Policies.

ReasoningTool UseImplicit Caching
Use with AI GatewayView docs
index.ts
import { streamText } from 'ai'


const result = streamText({
  model: 'zai/glm-4.5-air',
  prompt: 'Why is the sky blue?'
})
OverviewAboutProvidersThroughputLatencyUptimeStatusSimilarFAQ

Providers

Route requests across multiple providers. Copy a provider slug to set your preference. Visit the docs for more info. Using a provider means you agree to their terms, listed under Legal.

Provider
Context
Max Output
Latency
Throughput
Input
Output
Cache
Web Search
Capabilities
ZDR
No Training
Release Date
Z.AI
Legal:Terms•Privacy
128K96K
0.7s
42tps
$0.20/M
$1.10/M
Read:$0.03/M
Write:—
—
07/28/2025