How AI agents pay for APIs per call with x402 (and where they find them)
This story is from 2026-10-08. It is preserved in the archive; the latest stories are on the live feed.
AI agents increasingly need to buy small things on their own: one API result, one lookup. x402 is a way to do that with plain HTTP and no signup. This post covers how the payment flow works, and where agents discover x402 services, using Tanod's endpoints as the worked example. Pay-per-call APIs le…
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- 2026-10-08 08:22 · DEV Community — AI
How AI agents pay for APIs per call with x402 (and where they find them)