DeepSeek-V3.1

DeepSeek-V3.1 is an open-weight hybrid large language model that combines direct-response and step-by-step reasoning modes in a single model, optimized for chat, coding, tool calling, and multi-step agent tasks. It is DeepSeek's flagship general-purpose release, improving on prior V3/R1-era models in thinking efficiency and tool-use performance. Source: supabase.