B.AI Extends Free Access to GLM-5.3-Flash Until September 12

Zhipu AI's GLM-5.3-Flash model is set for a price adjustment, but B.AI has extended its free access period until September 12, 09:59 SGT. The model, which features 320B total parameters and 18B active parameters with 1M context support, remains free on the B.AI platform alongside other models like Qwen3.8 Flash, Hy3, and MiMo V2.5.