“Survival of the Fittest” as quoted by Charles Darwin fits and suits in all walks of life. As on date, big debate is on regarding the existence and survival of libraries. Libraries need to adopt emerging tools and technologies to provide best services to the users on time with precision. Artificial intelligence has placed itself everywhere in everyday life. This paper is an attempt to expedite AI applications in libraries, not only for providing services to the existing users but also finding innovative ways to attract new users. The paper discusses AI, basic requisites, its applications in libraries, and barriers in its implementations. The paper concludes that AI is the need of today for libraries.