Novita.ai is an AI image generation API platform with 10000+ models. It provides a variety of functions, including text-to-image, image-to-image, image repair, etc. Novita.ai's advantages lie in its speed, low price, and customizable models. Its pricing is pay-as-you-go, with each standard image costing only $0.0015. Users can add custom models according to their needs, avoiding the hassle of GPU maintenance.