Agentic-Payments

The A2A (Agent-to-Agent) Protocol: How Agents Delegate to Each Other, and Where Payments Plug In

Every time this blog has covered x402, UCP and MPP or Know Your Agent, the term “A2A” showed up as an assumption. An agent hands work to another agent, pays for it, checks who the counterparty is. All of that sits on a lower layer: how do two agents talk in the first place? The attempt to standardize that layer is the Agent2Agent (A2A) protocol.

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Apify x402 and Coinbase Wallets, in Depth: How Agents Buy Web Automation Tools Directly

Apify, the web scraping platform, announced x402 support: AI agents can now run more than 20,000 Apify Actors by paying with USDC on Base, with no Apify account and no API key. Apify frames the prior x402 ecosystem as roughly 2,000 endpoints, so by its own count this integration expanded the paid-tool surface by about 10x.

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Agentic Payments in June 2026: x402, UCP, and MPP Implementation Progress

Agentic payments in June 2026 moved from “can an agent pay” toward “who authorized the payment, how is it verified, and how is it traced.” The major open protocols (x402, UCP, MPP/pay.sh, and ACP) each had meaningful implementation changes. All figures and commit details below come from GitHub API, PyPI, and npm registry checks.

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