Question: I'm looking for a tool that can assist me in my research by quickly delivering relevant information and summaries based on highlighted text.

If you're looking for a tool to quickly provide information and summaries based on highlighted text, SciSpace is worth a look. It lets you interact with scientific PDFs, highlight passages, and get explanations and summaries. It can also paraphrase text, generate citations and help with literature reviews, which can be useful for researchers and students.

Another tool worth checking out is MARK•R, a browser extension that uses AI to provide immediate insights, summaries and explanations for highlighted text. It can help you learn, work more efficiently and engage with content better by providing personalized answers and fast information lookup. The extension is adaptable for a variety of uses, including research, interactive learning and market research.

Unriddle is another AI assistant that works on top of any document, providing immediate answers to questions, summarizing complex information and helping you take notes. It can handle big PDF files and has features like interactive graphs and collaborative workspaces, so it's good for researchers who need to quickly process and extract information from lots of documents.

Last, ChatPDF is an AI-powered system that lets you ask questions about PDFs, including research papers and academic documents, and get answers and summaries. It can handle multiple languages and large groups of PDFs, so it's good for students, researchers and professionals who need to quickly get answers out of documents.