Question: Can you recommend a platform that lets me extract insights from PDF files and web articles?

If you need a platform to mine information from PDFs and web articles, aiPDF is a good option. This AI interface lets you query static documents, including PDFs, web articles, YouTube videos and podcasts. It can summarize, extract information and add chat, so it can handle a variety of documents. It can also provide immediate answers, detailed references and support for several languages. It also can use OCR technology to extract text from PDFs that aren't machine-readable, and it has custom pricing for enterprise customers.

Another good option is PDF GPT. The tool can summarize, answer questions, translate, cite and search PDFs to help you get more out of the documents. It works with more than 90 languages and with a variety of documents, including books, legal briefs and research papers. The tool is available in free and Pro versions, with the Pro version letting you upload files and chat unlimited for $6 per month billed annually.

ChatPDF is another option. It uses GPT-4 technology to rapidly summarize and query PDFs. You can upload hundreds of PDFs in batches, ask natural language questions and even create text and train chatbots. The service offers different tiers depending on your needs, and it prioritizes data security with EU and UK GDPR compliance and regular security audits.

For a more complete service, ChatDOC offers immediate answers, in-depth AI analysis, image analysis and multi-document chat. It can handle a variety of files, including PDF, DOC and EPUB. The service acts like a trusted AI assistant, providing answers that are footnoted with sources, and it has a browser extension for easy PDF uploads. The tool is good for students, professionals and businesses that need to quickly extract information from documents.