WhatsApp Business API is an application programming interface (API) offered by WhatsApp that enables businesses to integrate WhatsApp's messaging capabilities into their own applications, websites, or customer support systems. It allows businesses to send notifications, conduct customer interactions, and provide support through the WhatsApp platform.

Key aspects and applications of WhatsApp Business API include:

Business Communication: WhatsApp Business API facilitates two-way communication between businesses and customers, allowing for customer queries, order updates, and support.

Notifications: Businesses can send transactional notifications, alerts, or updates to customers via WhatsApp using the API.

Customer Engagement: WhatsApp Business API enables businesses to engage with customers through rich media, interactive messages, and more.

Automation: The API allows businesses to automate responses and processes, improving efficiency and response times.

WhatsApp Business API is a powerful tool for businesses seeking to enhance their customer communication, engagement, and support through the popular WhatsApp messaging platform.