Mastercard opens AI agent payment tools to developers
Mastercard opened developer access to agent payment tools after pilots with Coinbase, Base and others, showing how software could buy online services within set budgets.
Mastercard opened early access to its Agent Pay for Machines tools on Oct. 20, letting developers test ways for AI agents to pay for online services within approved budgets. The company said the move followed pilots with Coinbase, Base, Cloudflare and four other firms. In its announcement at Cloudflare Connect, Mastercard said developers can use APIs, a toolkit, a testing sandbox and documentation to build payment services for AI agents.
How does an AI agent make a payment?
The agent uses a signed payment voucher, a digital promise to pay within a limit set by the business that assigned its task. When a service needs payment, it sends an HTTP “402 Payment Required” message. The agent then sends the voucher; the provider checks it and delivers the service. Mastercard says providers can group vouchers and redeem them later, while the agent pays for services as it uses them.
The process uses x402, an open protocol for requesting payments online. Mastercard’s announcement says the payment steps happen off-chain, or outside the blockchain, at machine speed. The vouchers can later be settled through different payment options.
What did the pilot show?
At the demonstration, marketing agency Hype gave an agent a task: plan a sample campaign for a protein bar launch. The agent bought social media research from AIsa and eight campaign images through Cloudflare AI Gateway. Mastercard said the agent made nine payments to the two providers under one budget approved by Hype.
Coinbase Developer Platform provided wallet infrastructure to fund the agent, while Base handled on-chain settlement. BVNK acted as the agent’s wallet and used Mastercard’s Global Money Platform to process payment and settlement in fiat or stablecoins, according to the announcement.
Can businesses use the tools commercially now?
No commercial launch date was announced. The tools are available to developers for testing and feedback. The Block reported that the project remains in a pilot stage and is not yet commercially available.
The test points to a possible use for crypto payment networks: letting software buy data, computing power or other digital services without setting up a separate account with each provider. Mastercard says businesses set the agent’s task, permissions and spending limit. How widely companies will adopt the system remains unknown.
References
- announcement at Cloudflare Connect — mastercard.com
- reported that the project remains in a pilot stage — theblock.co