For nearly 60 years, Mastercard has answered one question over and over. How do you get two parties who’ve never met to trust each other enough to do business? The answer was a card, a network, a rulebook everyone agreed to follow.

There’s a new party at the table now. It isn’t human. It’s an agent, acting on someone’s behalf, ready to shop, compare and pay with nobody watching. So the question isn’t whether machines will transact. They already do. The question is who builds the trust that makes it safe, who wins when the buyer is an algorithm, and what kind of commerce becomes possible that we can’t yet picture.

That was the table PYMNTS CEO Karen Webster set for Sherri Haymond, executive vice president and global head of digital commercialization at Mastercard, in this week’s Monday Conversation. Mastercard had just driven another stake into the agentic ground with Agent Pay, and its newest extension, Agent Pay for Machines, built for transactions one piece of software executes on behalf of another.

“We know consumers want to go to those models,” Webster said. “They want to type their intent into the prompt, and they want to execute a transaction.”

The plumbing to do that safely and at scale is the part nobody sees and everybody needs.


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