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 |
|---|
| 1M | 0.5s | 205tps | $2.10/M | $6.60/M | Read:$0.21/M Write:— | — | — | +1 |   | 06/23/2026 | |||
| 1M | 0.6s | 260tps | $0.95/M | $3.00/M | Read:$0.18/M Write:— | — | — | +1 |   +3 | 06/16/2026 | |||
| 205K | 0.2s | 110tps | $1.30/M | $4.30/M | Read:$0.26/M Write:— | — | — | +1 | +3 | 04/07/2026 | |||
| 203K | 3.6s | 57tps | $1.20/M | $4.00/M | Read:$0.24/M Write:— | — | — | +1 |  | 03/15/2026 | |||
| 203K | 0.4s | 137tps | $0.80/M | $2.56/M | Read:$0.16/M Write:— | — | — | +1 |  +3 | 02/12/2026 | |||
| 205K | 0.1s | 718tps | $2.25/M | $2.75/M | Read:$2.25/M Write:— | — | — | +1 |  +3 | 12/22/2025 |