Artificial intelligence is one of the most important developments in technology today. Many businesses are exploring how they can use AI to enhance customer experience and increase efficiency in business operations. Most major financial companies have their own AI algorithms to forecast changes in the market. AI is the ability to learn and apply knowledge, and to function naturally as a human being. Artificial intelligence systems are capable of analyzing more medical information in a day than doctors can in a year. AI does not generate new knowledge, but creates useful information based on good data. AI assistants are usually female such as Siri, Alex and Cortana. Hemingway is an AI robot that can write quicker than humans, and can also mimic the handwriting style of anyone. Online shoppers tend to spend more when artificial intelligence is used. Businesses will benefit from machine and deep learning because they will have more free time to do important and meaningful tasks.