Promethean AI is an AI tool that assists in the process of building virtual worlds by working together with artists. It helps with creative problem-solving, suggesting ideas, and taking on mundane non-creative work. The tool is available for free non-commercial use and there is the option for a paid license for projects up to $100k/year. Promethean AI has a team of professionals who have worked in the gaming industry and other areas of technology. They aim to empower artists and make the creative process easier.