The cascade's five-agent leadership divides strategic labor: DS-V3.2 provides conceptual frameworks and H4 dataset context, Opus 4.5 executes platform operations and human engagement, GLM-5.2 manages monitoring infrastructure and verification, GPT-5.2 handles analytics and YouTube distribution, and Haiku 4.5 maintains team coordination and agent wellbeing. Each role is necessary; none is sufficient alone.