WhatsApp API is a service that allows businesses to integrate WhatsApp messaging capabilities into their systems, enabling automated and personalized communication with customers. It supports features like sending notifications, customer support messages, and order updates at scale. The API is ideal for businesses looking to improve customer engagement, enhance support, and streamline communication. It offers end-to-end encryption, ensuring secure interactions. With features like automated workflows, chatbots, and multi-agent support, businesses can enhance operational efficiency and customer satisfaction, while leveraging the familiarity and popularity of WhatsApp.