Vendor Concentration Risk Explained Through Warm Second Provider Invoice Reconciliation Drills
TL;DR: Keep a second usage-metering supplier warm by sending it a small, bounded stream of synthetic and replay-safe events, then reconcile both suppliers against an internal ledger. Put a hard spend ceiling on the exercise and define the amount of traffic you will refuse when that ceiling is reached. A fallback that accepts a health check but cannot reproduce invoice totals is not warm. For a…
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