Agents IA
AP2
An open protocol for secure AI-driven payments.
★ 3,2 k étoilesApache-2.0
Voir le guide →x402 est un projet de agents IA open source, créé par x402-foundation (x402-foundation/x402 sur GitHub). Il compte 6 688 étoiles sur GitHub et 2 144 forks, il est publié sous la licence Apache-2.0 et a été mis à jour pour la dernière fois sur GitHub le 7 octobre 2026.
A payments protocol for the internet — built on plain HTTP.
Decide what you want the project to do before installing anything.
Grab the source and skim the README for setup requirements.
Install dependencies and add any API keys or settings it needs.
Launch it and follow the example workflow from the docs.
Built on the web's own protocol.
Designed for software paying software.
Pay without signing up anywhere.
A public standard, foundation-governed.
Made for agents that transact.
Neutral stewardship via x402 Foundation.
Download the source and move into the project folder.
git clone https://github.com/x402-foundation/x402.git
cd x402Pull in the Node packages the project needs.
npm installStart it with the project's documented command (often a dev server).
npm run dev # check README for the exact scriptIt is an open-source project at x402-foundation/x402 with 2144 forks. Check the contributors tab and recent commits to judge how active maintenance is.
Yes — Apache 2.0 allows commercial use and modification. Keep the license and notice files, and note it includes a patent grant.
Services return HTTP 402 Payment Required; clients pay programmatically over the protocol's rails — read the spec for the flow.
The protocol is asset-agnostic by design; check the docs for current settlement options.
Clone the repo and follow the README quickstart — the docs at https://x402.org walk through setup.
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Gratuit et ouvert : récupérez le code source, mettez une étoile au dépôt et commencez à créer.