Amex publishes an open spec that binds agent purchases to approved intent
American Express released its Intent Intelligence Framework: the shopper approves a scoped intent, the agent gets a payment token tied to it, and off-intent purchases can be declined before they clear.
Your doorPlan to store the intent ID with the order in your system of record, because it is the evidence that a person committed to that purchase.
Source: TechCrunch, Oct 13, 2026 · Amex introduces a framework to prevent AI agents from making unauthorized purchases ↗
Q2 Who authorized it?
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