: Viber uses a push model via webhooks. When a user sends a message or performs an action, Viber sends an HTTP POST request to the developer's registered URL, enabling real-time responses. Technical Implementation
The API supports a wide range of message types and functionalities that go beyond simple text: Viber HTTP API
: The API provides unique IDs for users, allowing businesses to maintain conversation history and personalize interactions without needing the user's phone number directly. : Viber uses a push model via webhooks
The flexibility of the Viber HTTP API makes it suitable for various industries: Viber HTTP API