x-idempotency-key per request so that retries on network failures never create duplicate transactions. This guide walks you through initiating each payment type and tracking it through to completion.
Guides
How to Initiate Wire Payments with Diameter
Learn how to initiate domestic wire, international wire, and internal transfers using the Diameter API, with idempotency and status tracking.
The Diameter API supports three payment types: domestic wires (US ACH/wire routing), international wires (SWIFT/BIC routing), and internal transfers between accounts held at the same partner bank. All payment requests are idempotent — you supply a unique
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