Claude 2.1 vs DeepSeek V3.1
Both have similar output pricing, while DeepSeek V3.1 offers a larger context window. Choose Claude 2.1 or DeepSeek V3.1 based on the trade-off between cost, context, and the benchmarks that matter for your use case.
| Spec | Claude 2.1 | DeepSeek V3.1 |
|---|---|---|
| Provider | Anthropic | DeepSeek |
| Input / 1M tokens | — | $0.25 |
| Output / 1M tokens | — | $0.95 |
| Context window | — | 164K |
| Parameters | — | — |
| Open weights | No | — |
| Released | Nov 2023 | — |
| GPQA Diamond score | 33.0 | — |
| Epoch Capabilities Index score | 119 | 140 |
| LMArena (Chatbot Arena) Elo score | — | 1420 |
FAQ
Is Claude 2.1 or DeepSeek V3.1 cheaper?
Claude 2.1 and DeepSeek V3.1 have comparable output pricing.
Which has the larger context window, Claude 2.1 or DeepSeek V3.1?
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.