SWIFT Definition.

A Belgian cooperative that runs the global interbank financial messaging network, connecting more than 11,000 institutions in more than 200 countries. It carries cross-border payment messages (the legacy MT format, then MX/ISO 20022, with coexistence ending in November 2025) but never holds the funds. SWIFT gpi has brought most international transfers under 30 minutes, with end-to-end tracking.

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