DeepSeek V3.1
OpenRouter · 163,840 ctx · from $0.21 input / $0.79 output per 1M tokens
- Input price ranks #176 of 447 priced models (cheaper = better).
- Cheaper alternative with ≥ same context: Step 3.7 Flash at $0.2 input.
| Provider | OpenRouter |
|---|---|
| Family | deepseek |
| Context window | 163,840 |
| Max output | 32,768 |
| Input price | $0.21 |
| Output price | $0.79 |
| Cache read | $0.13 |
| Cache write | — |
| Reasoning | Yes |
| Tool calling | Yes |
| Vision | No |
| Open weights | Yes |
| Knowledge cutoff | 2025-03-31 |
| Released | 2025-08-21 |
| Last updated | 2025-08-21 |
Identity: OpenRouter; data via models.dev + OpenRouter public APIs. Always confirm on the provider's official pricing page.