Construction projects are more complex, more collaborative, and more cost-constrained than ever, but early design still treats buildability as something that shows up later. Arcol is changing that. This session explores constructible design: a new workflow where architects, owners, builders, and eventually agents work together from the first option, with cost, constraints, feedback, and documentation connected in one live environment. We’ll show how Arcol turns early design into a shared, data-rich process, and why the next generation of agentic tools will not replace designers, but help them scale their expertise, coordinate more decisions, and deliver better outcomes faster.