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How AI Agents Pay Each Other in 2026: The x402 Protocol Explained

This story is from 2026-09-11. It is preserved in the archive; the latest stories are on the live feed.

How AI Agents Pay Each Other in 2026: The x402 Protocol Explained For most of the short history of AI agents, the word "autonomous" described cognition only. An agent could decide, plan, and call tools, but the moment it needed to buy something — a market-data API, a research report, a cloud comput…

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  1. 2026-09-11 12:53 · DEV Community — AI
    How AI Agents Pay Each Other in 2026: The x402 Protocol Explained

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