Blockchain infrastructure provider Alchemy is partnering with Visa to launch AgentCard, a new payment method for AI agents designed to let them operate in the real world. Using agents from any provider, the virtual Visa card will let users’ AI agents ”book a vacation, order groceries, or renew a subscription on a consumer’s behalf, without the consumer ever touching a checkout screen,” Alchemy said in a statement. The AgentCard features built-in spending controls, including merchant category restrictions, per-transaction limits, and customizable budgets, all configurable at startup or in real time. “The hardest part of deploying an agent today has nothing to do with intelligence, it is getting the agent set…