Abstract: Applying artificial intelligence to build intelligent service has become the future trend of Library,it combines the thinking of "basic resources + technology + application" with the processing methods of computational intelligence, perceptual intelligence and cognitive intelligence in artificial intelligence,build an intelligent system of basic resource layer,network environment layer,data processing layer and system application layer,create intelligent service mode of intelligent retrieval platform,system integration platform,unified identity authentication platform and four management platforms.Facing the prominent problems of user privacy protection and ethics in the artificial intelligence environment,discusses the integration of users, librarians'quality,technology and library intelligent service,provides a reference for the in-depth development of artificial intelligence in library intelligent service.

Key words: artificial intelligence；intelligent service；library