How to let your AI agent pay per API call with x402 (about 10 lines of code)
This story is from 2026-10-24. It is preserved in the archive; the latest stories are on the live feed.
Disclosure: I wrote this with help from AI tools. The FreeTier Agent API, the directory and the PDF are my own projects; the API is paid per call. The code below uses the open-source x402 client packages, which I do not maintain. More and more APIs answer an unpaid request with HTTP 402 Payment Req…
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- 2026-10-24 09:05 · DEV Community — AI
How to let your AI agent pay per API call with x402 (about 10 lines of code)