Google unveils Universal Cart, a shopping assistant that works "across merchants", built on the Universal Commerce Protocol, rolling out in the US today (Aisha Malik/TechCrunch)

Aisha Malik / TechCrunch: Google unveils Universal Cart, a shopping assistant that works “across merchants”, built on the Universal Commerce Protocol, rolling out in the US today — At I/O on Tuesday, Google introduced Universal Cart, its so-called agentic hub for managing shopping in one place.