API-first Verification Platform

Verify Users Instantly

Send OTP verification codes via WhatsApp, Email, or SMS with a simple API call

Get Started FreeView Documentation
POST /api/v1/otp/send

// Send a WhatsApp OTP
{
  "recipient": "+966500000000",
  "channel": "whatsapp"
}

Everything You Need for Verification

WhatsApp OTP

Send verification codes via WhatsApp using Meta's official API for the highest delivery rates

Email OTP

Beautiful email templates delivered instantly via ZeptoMail for professional verification

SMS OTP

Reach any phone number worldwide with reliable SMS delivery

Simple API

Two endpoints. Send and Verify. Integrate in minutes with any platform

Secure by Design

OTP codes are hashed, rate-limited, and auto-expire. Your users are safe

Real-time Analytics

Track delivery rates, verify success, and monitor usage from your dashboard

How It Works

01

Create an App

Sign up and create an application in your dashboard

02

Get Your API Key

Generate an API key for your application

03

Send OTPs

Use our API to send verification codes to your users

Simple Pricing

Start free, scale as you grow

500 free email messages / month
WhatsApp & SMS pay-as-you-go
No credit card required
Get Started Free
Authit — The Secure OTP Platform