A backend service designed for developers to easily integrate voice-based One-Time Password delivery with crypto payment support.
POST /send-otp
Content-Type: application/json
{ "phone_number": "+1234567890", "otp_code": "1234" }
Send OTPs in English, Spanish, and Portuguese with clear voice messages.
We accept USDT/USDC payments via our API for instant account top-ups.
Simple API design with clear docs and easy integration into your app.
Register for an account and generate API keys.
Top up your account using USDT or USDC via our API. (Min top up 5 USD)
Send voice OTPs via our REST API in seconds.