Google took the most recent steps to hurry up the arrival of the AI Agent Financial system on Tuesday, and introduced the creation of an open supply protocol for agent funds supported by a few of Crypto’s giant firms.
The Agent Fee Protocol revealed immediately can be utilized as an extension to Google’s beforehand launched Agent2Agent protocol. This tried to create an ordinary for interplay between AI brokers.
The protocol introduced immediately provides a key cost component to its combine, with the purpose of enabling AI brokers to seamlessly full monetary transactions with customers, retailers and cost suppliers.
Announcement of the Agent Fee Protocol (AP2), an open and shared protocol that gives a typical language for safe and compliant transactions between brokers and retailers.
AP2 can be utilized as an extension to the A2A protocol and MCP. Study the way it works ↓ https://t.co/rbfzpu2qui
– Google Cloud Tech (@GoogleCloudTech) September 16, 2025
It’s supported by each Crypto’s mainstays similar to Coinbase and The Ethereum Basis, in addition to conventional cost giants and distributors similar to PayPal, American Categorical and Etsy. Different crypto firms supporting the initiative embrace SUI creator Mysten Labs, the famend Crypto Pockets Metamask, and Eigen Labs, the corporate behind Ethereum Restaken Protocol Eigenlayer.
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Google stated Tuesday that the brand new protocol represents an effort to create a platform-and-currency-independent “a typical language for safe, compliant transactions between brokers and retailers.” It helps credit score and debit card transactions, stubcoin, and real-time financial institution transfers.
To speed up the adoption of different digital property with the AI Agent framework, Google has additionally launched a cryptographic-specific extension to the Agent2Agent protocol known as X402.
The Ethereum Basis is one in all many crypto organizations which have contributed to the X402 enlargement, and says it can complement its personal efforts to construct Ethereum on the idea of the booming AI agent financial system. The Ethereum Basis is presently finalized ERC-8004an ordinary the place brokers uncover, confirm and commerce each other on a community supported by members of Google’s Agent2Agent staff.
“The ERC-8004 helps many types of cost, however having an X402 extension is beneficial for developer expertise.” You will have a staffI stated Decryption. “Past ERC, the X402 is adopted, so this extension opens up a brand new technique of brokers constructed on crypto rails.”
Crapis added that immediately’s announcement from Google is in keeping with his staff’s purpose of making higher infrastructure for agent interactions in Ethereum.
“It is thrilling to see the concept that brokers are depending on one another resonate with the broader AI neighborhood,” Erik Reppel, head of engineering at Coinbase Developer Platform, stated Tuesday. “It is sensible to deliver the X402 to AP2 and deploy Stablecoin funds on energy. It is a pure playground for brokers to start out buying and selling with one another and check the crypto rails.”
