Evie chat bot is a virtual interactive entity and an emotional avatar created by Existor that can chat like a human. This bot has software called Cleverbot, which has been configured to know a lot of topics to provide engaging chats. Cleverbot was built in 1950s.
Evie chat bot gives responses based on the frequency of a particular question. It keeps track of phrases and words that have appeared in most of the conversations. It learns from conversations with real users and tries to give the most appropriate response. Because it keeps responses of past conversations, the response it gives sounds human.