Newly Released Model GLM-5.3-Flash Is Now Live, B.AI Adds More Free Benefits

The all-in-one AGI infrastructure platform B.AI has announced that Zhipu's GLM-5.3-Flash (320B-A18B) has officially launched on the platform and is now fully accessible at zero cost through the official API group. As the first native all-modal model in the GLM-5 series, GLM-5.3-Flash features 320B total parameters and 18B active parameters, powered by purely domestic AI chips. It introduces a hybrid architecture of sparse and linear attention for the first time, supports a 1M ultra-long context window, delivers formidable performance alongside exceptional cost-efficiency, and stands as a leading powerhouse among current domestic models. Effective immediately, developers can invoke this advanced tool at zero cost via the B.AI API official group, effortlessly tackling complex reasoning, long-text processing, and multimodal tasks. B.AI continues to lower the barrier to AI development through democratized computing power, enabling more developers to access top-tier domestic models.