B.AI announced that DeepSeek V4 Flash will end its free service and charge at a 50% discount

The AI model platform B.AI announced that starting from September 3, 2026, at 17:00 (SGT), the free trial of DeepSeek V4 Flash and DeepSeek V4 Flash Vision Exp will end, and a 50% billing will officially begin, while the previous two models will still be available for free.

B.AI will synchronize the official peak and valley pricing of DeepSeek and implement additional discounts: during peak hours (weekdays 09:00--12:00, 14:00--18:00 SGT), billing will be at 50% of the official original price, and during off-peak hours (the remaining hours on weekdays and all day on weekends), an additional 50% discount will apply, making it 25% of the official original price. GLM 5.3 Flash will remain free, featuring a total of 320B parameters and 18B active parameters, supporting 1M context. Qwen3.8 Flash, Hy3, and MiMo V2.5 will also continue to be available for free.