Hidden Images is a tool that allows users to create AI illusions by transforming images into unique and creative designs. It offers various features such as creating images of Drake as a mountain, a village with a circular spiral, a village with square checkers, and a city with a troll face. The tool also provides pricing options for purchasing image credits, which can be used to access the features. Additionally, there is a Discord community available for users to join and engage with others. Overall, Hidden Images is a platform that enables users to create visually captivating illusions using artificial intelligence.