DeepSeek: R1

DeepSeek R1 is here: Performance on par with [OpenAI o1](/openai/o1), but open-sourced and with fully open reasoning tokens. It's 671B parameters in size, with 37B active in an inference pass. Fully open-source model & [technical report](https://api-docs.deepseek.com/news/news250120). MIT licensed: Distill & commercialize freely!

• Context window: 163,840 tokens
• Input: text
• Output: text
• Pricing: $0.7/M input tokens, $2.5/M output tokens

View on OpenRouter. Model data sourced from OpenRouter.