DeepSeek V4.1 Flash vs DeepSeek Reasoner
DeepSeek Reasoner is cheaper on output tokens. Choose DeepSeek V4.1 Flash or DeepSeek Reasoner based on the trade-off between cost, context, and the benchmarks that matter for your use case.
| Spec | DeepSeek V4.1 Flash | DeepSeek Reasoner |
|---|---|---|
| Provider | DeepSeek | DeepSeek |
| Input / 1M tokens | $0.15 | $0.14 |
| Output / 1M tokens | $0.60 | $0.28 |
| Context window | 1M | 1M |
| Parameters | — | — |
| Open weights | Yes | Yes |
| Released | Sep 2026 | Dec 2025 |
FAQ
Pricing is indicative — confirm with the provider before production use. Highlighted values indicate the better figure for that row.