The retail AI protocol standards war is heating up.
Google has unveiled a new open standard, the Universal Commerce Protocol (UCP), under the Apache 2 open source license.
Google’s goal is for UCP to transform AI-driven product discovery into frictionless, instant purchases across its Search and Gemini software stack. Framed as core plumbing for “agentic commerce,” UCP is designed to enable AI agents, retail platforms and payment providers to transact without the custom, one-off integrations that currently fragment online shopping.
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