Compare models
Pick up to 4models. Specs render side-by-side. Share the URL — it's stateless.
 DeepSeek-R1DeepSeek |  o3OpenAI |  Claude 4.6 SonnetAnthropic | |
|---|---|---|---|
| Vendor | DeepSeek | OpenAI | Anthropic |
| Family | DeepSeek | o-series | Claude |
| Release date | 2025-01-20 | 2025-04-16 | — |
| Context window | 128,000 tokens | 200,000 tokens | 200,000 tokens |
| Parameters | 671B | — | — |
| Modality | text | text, vision | text, vision |
| License | MIT | proprietary | proprietary |
| Source | open weights | proprietary | proprietary |
| Description | Reasoning-focused open-weight model. | Reasoning-focused model in the o-series. | — |
| Links |
