Today, with the deep development of networking and the arrival of the digital era, the research and application of artificial intelligence technology has received widespread attention. The implementation of artificial intelligence technology in the field of investigative activities can greatly improve the efficiency of investigation, save police resources, promote the intelligence of investigative measures, and help collect, classify, store and quickly retrieve criminal information. However, the use of artificial intelligence technology in investigation is still in the primary stage, the use of artificial intelligence technology in investigation requires further analysis and improvement, for the use of artificial intelligence technology in the investigation of the existing defects, can be from the principle of artificial intelligence itself, the use of the practice of investigation and the value of the three levels of thinking, from the concept of a clear tool of artificial intelligence attributes, the use of the standardisation, and promote the use of artificial intelligence technology in the field of investigation. The further use of artificial intelligence technology in the field of investigation.