Update (May 28): The original DeepSeek R1 now delivers performance comparable to OpenAI’s o1, but is fully open-source with transparent reasoning tokens. The model has 671B parameters, with 37B active per inference pass—making it one of the largest openly available models.
| Creator | Deepseek |
| Release Date | May, 2025 |
| License | MIT |
| Context Window | 128,000 |
| Image Input Support | No |
| Open Source (Weights) | Yes |
| Parameters | 685B, 37B active at inference time |
| Model Weights | Click here |
