Artificial intelligence (AI) technology has developed rapidly with widespread application in recent years. In the medical field, AI technology has made revolutionary advances in medical imaging, pathological diagnosis, health management, drug discovery and surgical navigation. Liver tumors are common diseases in China, and the research and application of AI technology in this field have broad prospect. In this paper, we summarized the research progress of AI technology in imaging and pathological diagnosis, prognosis, treatment and surgical assistance of liver tumor, and prospected the promotion of AI technology in the individualized and precise treatment of liver tumor.