Artificial intelligence(AI) technology plays an important role in liver diagnosis by ultrasound,which can improve the quality of ultrasound images,automatically analyze lesions and assist doctors to make clinical decisions,conduct disease detection and classification,and carry out prognostic evaluation. This paper summarizes the research achievements of AI in liver ultrasound image analysis,monitoring and classification of liver diseases. However,AI still faces many challenges in the process of liver ultrasound diagnosis. At the same time,this paper also prospects the future development trend of AI liver ultrasound.