MaaS platform weekly tracking

Tencent Hunyuan Hy4 Preview has been released and open-sourced (August 28)—770B MoE, 49B activation, 1M context; the open-source first tier expands to a "four-way standoff." Zhipu GLM-5.3 weights August 28 were open-sourced as scheduled—but the license has been changed to a proprietary agreement (not MIT); GLM-5.3-Flash was released at the same time. Alibaba's Qwen3.8-Flash-Next has been open-sourced (August 26)—a preview of the Qwen4 architecture, 125B total parameters/6B activation.