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

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DeepSeek released its V4.1 Flash model, demonstrating superior performance on agentic reasoning tasks compared to much larger and more expensive proprietary rivals. The model continues the company's trend of aggressive price-to-performance optimization, making complex AI workflows significantly cheaper for developers. This update reinforces the shift toward smaller, hyper-efficient models that don't sacrifice reasoning capabilities.