With the advent of big data era and improvement of computer performance,the artificial intelligence(AI)technology has rapidly boosted in the field of stomatology.Dental caries is one of the cutting-edge research domains in stomatology.The application of AI in dental caries is expected to promote intelligent,precise and high-efficient diagnosis and treatment of caries.This article focuses on the application of AI in medical-aided diagnosis,treatment and risk prediction of caries and discusses their challenges.