As retail and commerce media networks multiply and mature, agencies face a challenge: how do you efficiently plan, buy, and optimize campaigns across a fragmented and fast-evolving ecosystem without drowning in manual workflows, misaligned forecasts, and an ever-expanding tech stack? In this roundtable, participants will explore how AI and agentic tools are reshaping the agency operating model. What does it look like to deploy AI in a live, in-market buying environment? How can RMNs and CMNs make it easier for agencies to buy? And for those who've crossed the aisle from agency to publisher or vice versa, what did you learn that you wish you'd have known sooner? This is a 201-level conversation for practitioners ready to move beyond the hype and get specific about what's working.