Secure, Reliable Verification for Modern Applications
Deliver and verify OTP codes via Email, SMS, Meta WhatsApp, and ETWhatsApp with zero-loss transactional outbox delivery, multi-dimensional rate limiting, and enterprise tenancy.
Email OTP
SMTP, Amazon SES, SendGrid, Mailgun, Postmark, and Resend with automatic bounce suppression and domain verification.
SMS OTP
Twilio, Infobip, MessageBird, Vonage, Unifonic with country-based smart routing, sender ID pooling, and toll fraud protection.
Meta WhatsApp
Official Meta WhatsApp Business Cloud API with authentication template synchronization, delivery tracking, and 2-way callbacks.
ETWhatsApp
Dedicated multi-session WhatsApp gateway for high-speed automated code delivery with session health monitoring.