About DeepSeek R1
DeepSeek R1 is the open-weights reasoning model from DeepSeek AI that matches or exceeds OpenAI's o1 on math, science, and coding benchmarks at a fraction of the API cost. Released early 2026, it's become the default choice for cost-sensitive teams running inference at scale. Available via DeepSeek Chat, the API, and as fully open MIT-licensed weights.