Upword is an AI-powered content summarization tool that helps people save time and learn more effectively. It can be used to read articles faster, generate AI-powered notes and summaries, manage knowledge, and collaborate with others. Upword is powered by GPT-4, a large language model from OpenAI, and is personalized to each user's needs. It is available as a web app and as a Chrome extension, and offers a free trial, with paid plans starting at \$12.50 per month.