PromptxArt is an AI tool that simplifies art projects. With a library of 5 unique prompts and genre options including Pixel Art, Renaissance, and Studio Photography, users only need to input a phrase to generate a prompt. It can be used with various applications such as Midjourney, Dall-E, Dream Studio, Craiyon, and NightCafe. The tool includes a log-in feature for registered users and a user-friendly interface.