On September 9, DeepSeek announced on its official website that it is scheduled to officially release the V4.1 Flash model around September 10, 2026, Beijing Time. Following rigorous internal and external testing phases, the V4.1 Flash model has demonstrated superior performance, cost-efficiency, speed, and overall processing time compared to its predecessor, the V4 Pro. To guarantee a smooth and uninterrupted user experience, all requests directed to the V4 Pro will be automatically redirected to the V4.1 Flash upon its official launch and until the introduction of the V4.1 Pro. Pricing for these requests will be calculated based on the V4.1 Flash's unit rate.
