DeepSeek Chat (R1-based) is an AI model released by DeepSeek on Jan 20 2025, 50 days after DeepSeek V3 Chat. It is the 12th tracked release from DeepSeek out of 18 total. It is an open-source / open-weight model.
About DeepSeek: Chinese AI lab known for efficient, open-weight models. Gained attention for strong performance at lower cost.