Z.ai API pricing
5 models from Z.ai, verified 2026-08-29. Official pricing page →
Models and prices
| Model | Tier | Context | $/1M in | $/1M out | $/1M cache read |
|---|---|---|---|---|---|
| GLM-5.3 | Flagship | 1M | $1.40 | $4.40 | $0.26 |
| GLM-4.5 | Mid | 128K | $0.60 | $2.20 | $0.11 |
| GLM-4.6 | Mid | 200K | $0.60 | $2.20 | $0.11 |
| GLM-4.5-Air | Small | 128K | $0.20 | $1.10 | $0.03 |
| GLM-5.3-Flash | Small | 1M | $0.075 | $0.25 | $0.015 |