Compare models
Pick up to 4models. Specs render side-by-side. Share the URL — it's stateless.
 DeepSeek-R1DeepSeek |  Claude 4.6 SonnetAnthropic | DeepSeek-V3.1 DeepSeek | |
|---|---|---|---|
| Vendor | DeepSeek | Anthropic | DeepSeek |
| Family | DeepSeek | Claude | DeepSeek |
| Release date | 2025-01-20 | — | 2025-08-21 |
| Context window | 128,000 tokens | 200,000 tokens | 128,000 tokens |
| Parameters | 671B | — | 671B |
| Modality | text | text, vision | text |
| License | MIT | proprietary | MIT |
| Source | open weights | proprietary | open weights |
| Description | Reasoning-focused open-weight model. | — | Large MoE open-weight model. Predecessor to DeepSeek-V4. |
| Links |
