DeepSeek V3.1 vs o1-preview
Both have similar output pricing, while DeepSeek V3.1 offers a larger context window. Choose DeepSeek V3.1 or o1-preview based on the trade-off between cost, context, and the benchmarks that matter for your use case.
| Spec | DeepSeek V3.1 | o1-preview |
|---|---|---|
| Provider | DeepSeek | OpenAI |
| Input / 1M tokens | $0.25 | — |
| Output / 1M tokens | $0.95 | — |
| Context window | 164K | — |
| Parameters | — | — |
| Open weights | — | No |
| Released | — | Sep 2024 |
| Epoch Capabilities Index score | 140 | 135 |
| LMArena (Chatbot Arena) Elo score | 1420 | 1353 |
| GPQA Diamond score | — | 50.3 |
| SWE-bench Verified score | — | 64.6 |
FAQ
Is DeepSeek V3.1 or o1-preview cheaper?
DeepSeek V3.1 and o1-preview have comparable output pricing.
Which has the larger context window, DeepSeek V3.1 or o1-preview?
DeepSeek V3.1 has the larger context window (164K tokens).
Pricing is indicative — confirm with the provider before production use. Highlighted values indicate the better figure for that row.