deepseek/deepseek-v4-flash-0731 is DeepSeek's latest high-speed multimodal reasoning model, engineered to deliver frontier-level intelligence with exceptional cost efficiency. The 0731 release significantly enhances coding, reasoning, and agentic capabilities while maintaining the same efficient architecture as V4 Flash. Designed for developers, enterprises, and AI application builders, it offers fast responses, long-context understanding, and powerful tool integration at one of the lowest operating costs among leading AI models. Built on a 284B-parameter Mixture-of-Experts (MoE) architecture with only 13B active parameters per token, DeepSeek V4 Flash 0731 supports a 1 million-token context window, multimodal inputs, structured outputs, function calling, and both thinking and non-thinking modes. It is optimized for coding assistants, AI agents, research, enterprise automation, and large-scale production workloads.