WhatsApp Authentication is a method that verifies users by sending OTP through WhatsApp instead of SMS. It offers faster delivery, higher open rates, and better security. Businesses using this see improved registration completion and lower drop-off rates. Anantya.ai provides this service with smart routing, SMS fallback, and real-time analytics, giving you better quality and reliabili... https://anantya.ai/blog/whatsapp-authentication-guide/