B.AI extends free access to GLM-5.3-Flash until September 12

On September 9, the official price adjustment for Zhipu GLM-5.3-Flash will take effect. The AI model invocation platform B.AI announced a limited-time extension of free benefits, available from now until September 12 at 09:59 (SGT), during which the model can still be fully invoked for free on the B.AI platform.

GLM-5.3-Flash has a total parameter of 320B and an activation parameter of 18B, supporting 1M context. Models such as Qwen3.8 Flash, Hy3, and MiMo V2.5 remain freely accessible on the B.AI platform.