In today's technological world, artificial intelligence has launched the fourth revolution with its proven efficiency and capabilities, and like a great and powerful wave, it has covered all areas of human life and has arisen with the help or replacement of many tasks. One of the areas of application of artificial intelligence is in criminal investigations, which deals with the discovery of crimes, identification of the accused, proof of guilt, and identification of victims. This will help improve and accelerate police performance, increase the accuracy of criminal investigations, and play an effective role in preventing crime and high-risk behaviors in society. It will also play an effective role in implementing preventive justice, creating security in society, and improving judicial decisions to provide relief to institutions. In this article, the capabilities and capacities of artificial intelligence in criminal investigations and similar examples used in the world have been presented and analyzed in order to prove the need for the use of artificial intelligence in criminal investigations and to take the necessary steps and planning by policymakers and government officials in this field. The most important topics discussed include the role of artificial intelligence in crime detection and prediction, the risk-taking capabilities of criminals, and the operational capabilities of law enforcement agencies and the introduction of artificial intelligence programs implemented in the field of criminal investigations around the world.