Artificial intelligence (AI) is a broad field that combines computer science, psychology, and philosophy with the goal of creating machines that can think like humans. AI aims to develop intelligent agents that can perceive their environment and take actions to maximize their success. The main fields of AI include machine vision, expert systems, and creating machines that can think rationally or act like humans. The goals of AI include solving complex problems, enhancing human and computer interactions, and developing the theory and practice of building intelligent machines.