Question: Can you recommend a platform that offers AI-powered insights and answers to questions about the books I'm reading?

If you want a system that can supply AI-powered insight and answers to questions about what you're reading, Trellis could be a good choice. Trellis is an AI-based information retrieval system that's designed to help you get more out of reading. It comes with a built-in AI companion called Celeste that can supply immediate answers and insights to your questions. The system also can generate custom audio versions of texts, has a universal document manager and social features to share your conversations and reading logs with friends. It's a pretty big system for personalized learning.

Another strong contender is Coral AI, which is particularly good for analyzing documents. Coral AI lets you upload PDFs in more than 90 languages and offers features like summarization, question answering with citations to the relevant pages, and translation of text into multiple languages. It also can generate study guides with questions and answers based on the text you upload, so it's good for getting a quick handle on a lot of different documents, including books.

If you're dealing with PDFs a lot, ChatPDF is a powerful tool. It lets you upload PDFs and ask questions, and it'll return answers and summaries. The system can handle mult-file chats and cite sources, so it can be a good way to get answers and be sure you're getting good information. That makes it good for students, researchers and professionals who need to get quick answers from documents.

Last, ChatDOC is another powerful AI-based information retrieval system that can handle a variety of document formats, including PDF, DOC and EPUB. It can provide immediate answers to questions, more detailed AI analysis and a mult-document chat interface. With its browser extension for easy document uploads and encryption for security, ChatDOC is a good option for people who need to get a quick handle on their documents.