Deepseek V4.1 Flash 1017 beats larger rivals in agentic tasks while once again massively cutting per-task costs

Deepseek releases V4.1-Flash-1017 open-weight model with improved performance

Deepseek released V4.1-Flash-1017 as an open-weight model, claiming better benchmarks and faster task completion than its predecessor while reducing costs. The company also opened its search API.