Build a WhatsApp chatbot with Ruby, Sinatra and Twilio - Twilio

Chatbots are programs that communicate some way with humans. They can be very basic, responding to keywords or phrases, or use something like Twilio Autopilot to take advantage of natural language understanding (NLU) to provide a richer experience and build out more complicated conversations.In this tutorial we are going to see how easy it is to get started building chatbots for WhatsApp using the Twilio API for WhatsApp and the Ruby web framework Sinatra. Here's an example of the conversation we're going to build:.