"Opal is a cutting-edge AI-powered study tool designed to optimize the learning experience through a variety of innovative features. Acting as a personal tutor, Opal offers intelligent note-taking capabilities that help learners grasp essential concepts and details from any uploaded document. Powered by an advanced model trained on millions of resources, Opal makes it easier to understand intricate subjects. One of Opal's standout features is its AI-generated flashcards, which provide an effective way to review material and enhance comprehension. With the inclusion of AI-driven active recall, students can test their knowledge and focus on areas needing improvement. The platform also incorporates an engaging 'Opals' reward system tied to specific assessments. Opal tracks user performance to deliver a hyper-personalized learning journey. It enables organization by allowing users to categorize documents by classes, assignments, or other categories, along with offering a built-in semantic search for effortless navigation through files and folders. Additionally, Opal keeps track of usage and supports documents in multiple languages. Security is a top priority, ensuring that users' documents are securely stored and never shared with third parties. The tool also boasts the capability to analyze audio recordings, YouTube videos, and various document formats. Utilizing OpenAI's advanced GPT-3.5 and GPT-4 large language models, Opal enhances the overall learning process, making it a must-have resource for students. "