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ByteByteGo13 min readintermediate

AI Agents Can Think. Now They Can Pay.

Summary

The Machine Payments Protocol (MPP) is a new standard co-authored by Stripe and Tempo, designed to enable AI agents to make direct payments to internet services. It uses HTTP headers and 402 responses to standardize automated transactions, moving away from human-centric payment flows.

  • MPP allows AI agents to make direct payments to internet services using a standardized protocol.
  • The protocol leverages HTTP 402 "Payment Required" responses and specific HTTP headers for transaction flow.
  • Core components include the Challenge (server's payment request), Credential (client's proof of payment), and Receipt (server's confirmation).
  • Payment methods are pluggable, allowing various rails (e.g., card networks, blockchain) to integrate with the core protocol.

This protocol is crucial for developers building autonomous AI agents or services that need to interact financially with agents, as it provides a standardized, machine-readable method for transactions.

6/10

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