Glossary

  • API key / Merchant API token — Secret used by the merchant server for authenticated calls.

  • Payment session token — Session-scoped Bearer token used for client-side operations on a specific session.

  • OTW (one-time wallet) — A wallet dedicated to a single payment session, funded by the user.

  • Capture — Movement of funds from the OTW to the merchant wallet; can be partial or final.

  • Idempotency — Mechanism to safely retry requests using a unique requestId.

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