Artificial intelligence is changing the way we diagnose diseases in vegetables. It allows for fast and accurate diagnosis of various fungal, bacterial, and viral diseases through the use of advanced technology that involves image recognition, machine learning, deep learning, and computer vision using smartphones, drones, and smart cameras. This article aims to identify how AI works, its applications, its role in education through teachable machines, and the use of AI in encouraging precision farming. In summary, AI technology in disease detection provides an excellent solution for minimizing crop losses and increasing productivity in vegetable farming.