UPI Architecture Explained: NPCI, Banks & Transaction Flow
From Simple QR Scans to Complex Bank Settlements - The Full Story
At a Glance:
14+ Billion transactions monthly
2-3 Seconds per transaction
99.5% success rate
300+ Million active users
0 Cost for consumers
Chapter 1: The Simple View - What Us...
learnwithnehal.hashnode.dev8 min read