MARK•R transforms the online experience into an engaging interaction by allowing users to highlight text across web pages, triggering an AI-powered text field for real-time conversational queries. This unique capability promotes active involvement with digital content, making it a valuable tool for various users, including students and researchers. The plugin not only facilitates easier comprehension and retention of information but also optimizes productivity through enhanced research capabilities. By merging the realms of active learning and digital accessibility, MARK•R redefines how individuals consume and engage with online content, making it an essential tool for those who seek deeper insights and a more interactive web experience.