Table 1.

Differences between a chatbot and a search engine.

	Chatbot	Search engine
Purpose	To generate natural language text responses	To index and retrieve information from the internet
Input	Questions and queries raised by users	Keywords entered by users
Output	Natural language text in the form of human-like conversations	List of links to web pages and relevant information
Output	Responses generated are personalized and conversational	Retrieved information is factual and objective
Information type	In the form of conversational text	Web-based contents in the form of text, images, and videos
Technology	Transformer-based neural network architecture	A combination of technologies (eg, machine learning, natural language processing, and web indexing).