Sudowrite is an AI-powered writing tool that aims to help writers improve their productivity and enhance their storytelling abilities. With features like "Describe," "Expand," "Write," and "Rewrite," Sudowrite assists writers in creating engaging descriptions, maintaining proper pacing, generating new text, and revising their work. The tool also offers a feedback feature that provides actionable suggestions for improvement and a brainstorming function for finding inspiration and generating ideas. Additionally, Sudowrite includes a visualization feature that brings characters and worldbuilding documents to life through generated artwork. Powered by GPT-3 and GPT-4 models, Sudowrite can generate unique pieces of prose and is designed to avoid plagiarism. It integrates with Google Docs and offers various customization options, including dark mode and focus mode. Sudowrite has gained praise from reputable sources like The New Yorker and The Verge, and its founders and investors include prominent figures in the writing and technology industries.