The checkout layer for AI assistants. The agent finds the product and ACP completes the purchase without redirecting the user to a website. For advertisers, it collapses the funnel into a single conversation. For retail media networks, it raises a real question: if the transaction happens inside the chat, whose closed loop is it?
Ad tech glossary
Agentic Commerce Protocol (ACP)
Technical definition
An open standard developed by OpenAI and Stripe for checkout and payment inside AI assistants, letting an agent complete a purchase on a user's behalf.
The ADLINGO translation
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