Micropayments work when payment is a protocol step, not an account.
Publish discovery for free. Let the target resource return fresh x402 terms. Keep authorization inside the caller's wallet policy. Verify settlement. Deliver the requested result. Preserve evidence.
ScriptMasterLabs current x402 authority is Base/USDC with GitLab as source-control authority; retired GitHub and legacy multi-rail examples are not current instructions.
One topic, one page per job — the API monetization cluster
This page is the canonical explainer for selling API access to agents: micropayments work when payment is a protocol step, not an account. The neighbouring pages are the paid products that operationalise it:
API Monetization with x402 (PDF checklist) — the paid 4-page checklist (SKU SML-X402-008, $29 one-time) for packaging an API outcome agent buyers can discover, price, purchase, and verify.