• Create a Sandbox and Production account, if you haven't already.
  • Get your API keys
  • If you want to collect payments from customers, visit the Collecting Payments overview.
  • If you want to send money, visit the Transfers overview.
  • Build your integration, using our API Reference.
  • Use our testing helpers to test before you go live.
  • When you're ready, change your keys and url to point to the production environment credentials