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About LightPDF
LightPDF AI for Docs is an online tool that uses AI to enable users to interact with documents through conversational chat as if they were talking to a human. This tool supports various file formats including PDF, Excel, Word, PPT, and ePub files. To use the tool, all you need to do is upload your file to the site and get instant answers with sources cited. The answers can be presented in lists, paragraphs, or tables. The best part is that it is free to use, with no limitations on file size, chat sessions, or upload times.