Trusted Agent Protocol is the strongest merchant-facing agent verification standard in the market. For acquirers, payment processors, and merchants that need to distinguish legitimate AI agents from bots before a transaction begins, TAP provides a production-ready cryptographic framework backed by 12 of the largest payment infrastructure companies globally.
Our verdict
Visa Trusted Agent Protocol is the strongest merchant-facing agent verification standard in the market. For acquirers, payment processors, and merchants that need to distinguish legitimate AI agents from bots before a transaction begins, TAP provides a production-ready cryptographic framework backed by 12 of the largest payment infrastructure companies globally.
Pricing
Visa has not disclosed specific pricing for TAP or Visa Intelligent Commerce services. The protocol is open and available on GitHub at no cost. Agentic transactions on Visa rails flow through standard interchange and network fee structures. The VIC sandbox is available to approved partners, and the Agentic Ready programme provides issuers with a structured pathway to production.