The Maytapi WhatsApp API is an unofficial WhatsApp API that allows developers to programmatically manage a WhatsApp number and send messages on behalf of the number. With this API, you can automate WhatsApp conversations and build automated workflows. The API has some great use cases for building applications such as bots. To get started with the Maytapi WhatsApp API, you need to sign up for a RapidAPI account and subscribe to the API. You also need to set up the designated phone number and test the message sending capabilities of the API. The API provides tools for programmatically managing a WhatsApp number and has some great use cases for building automated workflows.