Summary: AI lets teams build faster than UX can evaluate. UX can adapt by building shared judgment, accelerating evaluation, and guiding AI-generated designs.

We are entering the custodial era of UX . In this era, AI makes it possible to generate content, prototype , vibe code , and build working features much faster than before. This newfound speed is valuable, but it also leads to UX debt when teams haven’t taken the time to understand, evaluate, or refine their AI output.

In many organizations, UX is therefore encountering work later in the process: a prototype already exists, an AI-generated feature has already been added, or a workflow is already in production. The work is less about “designing from a blank page” and more about “deciding what from AI to keep and what needs to change.” That is custodial work.…