The WhatsApp Business API is a powerful solution for medium and large businesses to manage customer interactions at scale. Unlike the WhatsApp Business app, which is suited for small businesses, the API allows integration with CRMs, chatbots, and customer support platforms for seamless communication. It enables businesses to send automated notifications like order updates, appointment reminders, and customer support messages while supporting rich media such as images, videos, and interactive buttons. Outbound messages must follow WhatsApp’s template approval process, but businesses can freely reply within a 24-hour customer-initiated window. With end-to-end encryption ensuring secure communication, the API also allows AI-driven automation while enabling human agents to step in when needed. To access it, businesses must apply through Meta or partner with an official Business Solution Provider (BSP), making it a scalable and reliable solution for enterprise-level messaging.