As recorded at collection: 50% discount on B.AI DeepSeek V4 Flash
As recorded at collection: The AI model API platform B.AI will offer DeepSeek V4 Flash and DeepSeek V4 Flash Vision Exp at 50% of their official prices starting at 17:00 (SGT) on September 3, 2026, and will provide some models for free. Users have reported that widespread 403 errors prevented the free models from working properly during periods of high usage.
- What you get
- 50% discount on DeepSeek V4 Flash · Some models free
- Price
- 50% of the official price (50% off)
- Valid until
- Free trial ends on September 3, 2026, at 17:00 SGT
- Requirements
- Model-specific policies apply on B.AI · Reports of large-scale 403 errors with free models during peak usage hours · Availability needs to be confirmed
Details
The free trial of DeepSeek V4 Flash and DeepSeek V4 Flash Vision Exp ends at 17:00(SGT) on September 3, 2026. After that, B.AI will offer the two models at 50% of their official prices, reflecting DeepSeek’s official time-based pricing structure. GLM 5.3 Flash will be available for free, and Qwen3.8 Flash, Hy3, and MiMo V2.5 will continue to be offered for free.
No separate application process or coupon code is provided. B.AI's model-specific policies apply.
Some users report that after previously using the free model, they encountered widespread 403 errors during periods of high usage and could not use it normally. Availability needs to be verified.
Sources and verification history
- Collection channel
- linux.do
- Collected at
- September 2, 2026, 22:59 KST
- First published
- Updated