InstaNovel.ai generates mini-novels from prompts, free with 1 book/person
InstaNovel.ai uses GPT-3 and Dall-E 2 to generate the contents of the book. All you need to do is enter a prompt and choose a visual style a whole mini-novel will be generated for you. It's free to use with a limit of 1 book per person. Currently, it is only available in English, however, more languages will be added in the future.