GLM-5 vs GLM-5.1
Both have similar output pricing. Choose GLM-5 or GLM-5.1 based on the trade-off between cost, context, and the benchmarks that matter for your use case.
| Spec | GLM-5 | GLM-5.1 |
|---|---|---|
| Provider | Alibaba Token Plan (China) | Alibaba Token Plan (China) |
| Input / 1M tokens | $0.00 | $0.00 |
| Output / 1M tokens | $0.00 | $0.00 |
| Context window | 203K | 203K |
| Parameters | 744B | 754B |
| Open weights | No | Yes |
| Released | Feb 2026 | Apr 2026 |
FAQ
Pricing is indicative — confirm with the provider before production use. Highlighted values indicate the better figure for that row.