Chatbot

Invented by nerds so they can chat to an "imaginary friend."

Chatbot avatar

The selfie of chatbot, could be anything besides

Cleverbot

Is it clever? Yes or no, you can now get a more clever bot for your website.

Conversational AI

The official name for AI based chatbot but rarely used.

Cortana

Chatbot by Microsoft. They call it "virtual assistant."

Dialog system

What some of programmers call chatbot. However it goes beyond dialog, doesn't it?

Free chatbot

It meant poor chatbot until AI can make chatbots.

Siri

Chatbot by Apple Inc. Like Microsoft, they call it "virtual assistant."

Virtual assistant

Siri, Cortana, Google Assistant... Aren't they chatbots?