At Google I/O 2026 and Google Marketing Live (GML) 2026, a major shift took place in the way global digital commerce now operates. With the deployment of the Universal Cart ecosystem, driven by the Universal Commerce Protocol (UCP) and the Agent Payments Protocol (AP2), Google shifted from simply directing users to websites into becoming a fully integrated shopping environment.
Through this open-source infrastructure, co-developed with retail conglomerates like Shopify, Walmart, Target, and Wayfair, autonomous AI agents like Gemini Spark operate on a 24/7 basis, executing transactions and maintaining a persistent cross-platform memory across Search, Gemini, YouTube, and Gmail.
For businesses, this new system creates major risks that are not immediately visible. When transactions, customer intent data, and internal business operations all move through AI-managed systems, standard business contracts often stop providing meaningful protection. Digital platforms are no longer just
