GLM-5.1 vs DeepSeek V4.1 Flash
DeepSeek V4.1 Flash is cheaper on output tokens, while DeepSeek V4.1 Flash offers a larger context window. Choose GLM-5.1 or DeepSeek V4.1 Flash based on the trade-off between cost, context, and the benchmarks that matter for your use case.
| Spec | GLM-5.1 | DeepSeek V4.1 Flash |
|---|---|---|
| Provider | TensorX | TensorX |
| Input / 1M tokens | $1.40 | $0.50 |
| Output / 1M tokens | $4.40 | $1.50 |
| Context window | 203K | 1M |
| Parameters | — | — |
| Open weights | Yes | Yes |
| Released | Apr 2026 | Sep 2026 |
FAQ
Pricing is indicative — confirm with the provider before production use. Highlighted values indicate the better figure for that row.