BigModel (Zhipu AI) model pricing
As of October 31, 2026, 3 BigModel (Zhipu AI) models are available through LiteLLM. The most recently added are GLM 5.3 Flashx, GLM 5.3, GLM 5.3 Flash. Prices below are BigModel (Zhipu AI)'s list prices.
Cheapest chat models on BigModel (Zhipu AI)
Sorted by BigModel (Zhipu AI)'s own prices, blended at 3 input tokens per output token. Active chat models only.
| # | Model | Blended per 1M | Input / output per 1M | Context |
|---|---|---|---|---|
| 1 | GLM 5.3 Flash | $0.1857 | $0.1143 / $0.40 | 1M |
| 2 | GLM 5.3 Flashx | $0.4643 | $0.2857 / $1.00 | 1M |
| 3 | GLM 5.3 | $1.857 | $1.143 / $4.00 | 1M |
BigModel (Zhipu AI) models
| Model | Lab | Price | Context | Providers | Added |
|---|---|---|---|---|---|
| GLM 5.3 Flashx | Z.ai | $0.2857 / $1 per 1M tokens | 1M | 2 | Sep 2026 |
| GLM 5.3 | Z.ai | $1.143 / $4 per 1M tokens | 1M | 23 | Aug 2026 |
| GLM 5.3 Flash | Z.ai | $0.1143 / $0.40 per 1M tokens | 1M | 21 | Aug 2026 |