GLM-5.3-Flash vs GLM-5.3 Fast
GLM-5.3-Flash is cheaper on output tokens. Choose GLM-5.3-Flash or GLM-5.3 Fast based on the trade-off between cost, context, and the benchmarks that matter for your use case.
| Spec | GLM-5.3-Flash | GLM-5.3 Fast |
|---|---|---|
| Provider | Inco | Inco |
| Input / 1M tokens | $0.15 | $2.80 |
| Output / 1M tokens | $0.50 | $8.80 |
| Context window | 1M | 1M |
| Parameters | — | — |
| Open weights | Yes | Yes |
| Released | Aug 2026 | Aug 2026 |
FAQ
Pricing is indicative — confirm with the provider before production use. Highlighted values indicate the better figure for that row.