Question: I need a platform that allows me to chat with my documents and generate summaries and essays quickly.

If you want a platform where you can chat with documents and get summaries and essays in response, DocGPT is a great option. It's a PDF editor with generative AI built in so you can ask questions about your documents and get answers. The system is integrated with plugins like Wikipedia and arXiv so you can get a better foundation for your work with faster and more authoritative content. You can have a multi-document conversation and store as many documents as you need.

Another good option is ChatDOC, which offers AI-based document analysis and summarization abilities. It can handle PDF, DOC and EPUB documents and can give immediate answers to your questions. With the ability to perform in-depth AI analysis, image analysis and multi-document chat, it can serve as a trusted AI assistant, citing answers. A browser extension lets you upload files and get Q&A results for everyday use.

If you need a service focused on PDFs, ChatPDF is a powerful AI-based system. You can upload hundreds of PDF files and ask natural language questions, making it good for researchers, students and professionals. The service has data protection measures like GDPR compliance and regular security audits, so it's a good option for sensitive documents.

Sharly is another powerful tool that lets you chat with documents and PDFs to better understand them and get work done. It includes AI summarization, custom AI personalities and permission controls so you can control who gets access to sensitive information. Sharly is good for researchers, project managers and lawyers who have to digest and extract information from lots of documents.