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2d ago

Google Launches Open Agent Payments Protocol for AI With Support for Cards, Transfers and Stablecoins

The standard uses cryptographically signed mandates to keep autonomous purchases aligned with a user's instructions.

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Photo: Vincent Isore
Google CEO Sundar Pichai during the tech giant's annual developers conference in May.
Blockchain AI

Overview

  • Google released AP2 as an extension of its Agent2Agent framework to let AI systems send and receive value across platforms.
  • The protocol supports credit and debit cards, real-time bank transfers, and stablecoins under one interoperable scheme.
  • Google collaborated with Coinbase and the Ethereum Foundation on a crypto-focused x402 extension that complements ERC-8004 work.
  • More than 60 organizations, including Mastercard, American Express, PayPal, Salesforce and Etsy, signaled support for the effort.
  • AP2 creates an auditable trail via Intent and Cart Mandates, with a full open-source specification published on GitHub for early adopters.