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.
ReasoningTool UseImplicit Caching
index.ts
import { streamText } from 'ai'
const result = streamText({ model: 'zai/glm-4.5-air', prompt: 'Why is the sky blue?'})More models by Z.ai
| Model |
|---|
| 205K | 0.8s | 46tps | $1.40/M | $4.40/M | Read:$0.26/M Write:— | — | — |    +1 | 04/07/2026 | ||||
| 203K | 1.1s | 29tps | $1.20/M | $4.00/M | Read:$0.24/M Write:— | — | — |  | 03/15/2026 | ||||
| 203K | 0.6s | 62tps | $0.80/M | $2.56/M | Read:$0.16/M Write:— | — | — |  +3 | 02/12/2026 | ||||
| 205K | 0.1s | 444tps | $2.25/M | $2.75/M | Read:$2.25/M Write:— | — | — |  +2 | 12/22/2025 | ||||
| 205K | 0.4s | 62tps | $0.60/M | $2.20/M | Read:$0.11/M Write:— | — | — |  +1 | 09/30/2025 | ||||
| 200K | 0.1s | 140tps | $0.07/M | $0.40/M | Read:$0.01/M Write:— | — | — | |