April 29, 2025 4:00 PM
NPCI directs banks to limit ‘check transaction’ API usage to avoid UPI outage
The National Payments Corporation of India (NPCI) has directed banks to limit the use of the 'Check Transaction' application programming interface (API) following a major outage in the Unified Payments Interface (UPI) on April 12. The outage, which lasted over five hours, was caused by a surge in transaction status queries sent by banks. The spike in API calls overwhelmed the system, leading to a sharp drop in transaction success rate. During the disruption, which lasted from 11:40 am to 4:40 ...