Blog

How crypto-to-local-currency payments actually work

Engineering and product writing on the parts of a payment route that are easy to promise and hard to build: conversion, settlement, compliance boundaries and honest quoting.

  • Solana
  • Crypto-to-fiat
  • Web3 payment rails
  • Compliance
  • Stablecoins
Web3 payment rails10 min read

Web3 payment rails: the reference architecture

A component-by-component architecture for a Web3 payment rail — wallet layer, routing, verification, state machine, payout integration, and the observability that holds it together.

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