Docs / Guides
How-to guides
Each guide assumes you have read the getting started track for your role. Code uses the real SDK and API names.
Add a warranty to an x402 APIThe seller checklist from key to first bonded 402.Make an agent pay only bonded servicesPolicy fields, what the SDK refuses on its own, and how refusals surface.File a claimFrom breach to payout, with the window, the outcomes and the errors.Choose predicates and limitsWhat each predicate needs from you and how to set limits you can keep.Rotate a signing keyRetire a key without stranding a single receipt.Withdraw stake safelyPartial and full exits, the delay, cancellation, and what stays slashable.Read a bond from any appA service's own discovery endpoint, the public API and the chain.Run the scenarios yourselfThe demo agent, the fault modes and the scheduled catalogue.