agentcard-purchase

Automating SaaS subscription purchases requires a financial approval decision before issuing a scoped, single-use virtual Visa card. Once approved, the card is created for the exact amount in cents and used for checkout, ensuring no purchase proceeds without explicit authorization.

A scoped single-use virtual Visa card is a payment method issued for the exact approved amount of a transaction, such as buying API credits. It is generated through an AgentCard MCP server, used once for checkout, and then closed to prevent further charges.

Yes, checkout automation requires an AgentCard MCP server configured with capabilities to create, get, and list transactions and close cards. This server connects the approval gate to the virtual card issuance system for secure processing.

Yes, domain purchases can be completed without manual payment handling by issuing a virtual card after receiving an approved financial decision. The agent retrieves card details for form entry, verifies the purchase via transactions, and closes unused cards.

Payment approval fails to issue a virtual card if the financial approval decision is not explicitly approved. The system must never create cards prior to receiving an approved decision, meaning pending or rejected statuses will block card issuance.

Securing invoice payments through an agent is best done by using approval-gated purchasing with a scoped virtual card. This removes the risk of handling raw payment card data by issuing a single-use card for the exact invoice amount only after approval.