
DeepSeek V4.1 Flash
On October 17, 2026, the company released **DeepSeek-V4.1-Flash-1017**, a targeted update to its V4.1-Flash model (originally launched September 10, 2026). Marketed as delivering substantial improvements in reasoning, coding, agentic capabilities, and visual understanding—while reducing task execution time and output length—this checkpoint is positioned as DeepSeek’s most powerful efficient model to date for real-world agent and coding workloads.



