API Library
Complete API reference for the Prepaid V2 platform with parameters, schemas, and examples.
Browse the API Library sections in the sidebar to explore all available endpoints.
Security Best Practices
Encryption, PCI-DSS compliance, PIN security, webhook verification, and IP whitelisting for M2P integrations.
Generate OTP POST
Generates and sends a One-Time Password (OTP) to the customer's registered mobile number. The OTP is used for sensitive operations like viewing card details, activating cards, and initiating fund transfers. ### When to Use - Before card activation (activate-card endpoint) - Before viewing full card details - Before IMPS/fund transfers - Any operation requiring two-factor authentication ### OTP Types - `S` — Single OTP sent to mobile only - `D` — Dual OTP sent to both mobile and email ### Response Returns a `traceNumber` that must be passed to the validate-otp endpoint. ### Rate Limits OTP generation is limited to prevent abuse. Exceeding limits returns a 409 error.