Each partner runs their own Duobot; the two Grok Bots talk so groceries, bills, gifts, date night, vacation planning, and a shared To Duo list stay in sync on one calendar and Trello board.
Builder added a Go/No-Go gate to a Grok Bot RV trip planner: before showing a plan or teeing up a booking, a second bot polls route, rig fit, fuel, stays, weather, and budget against the user's settings.