Best AI tools for chat with pdfs

Upload a PDF and chat with its contents: ask questions, get summaries and locate specific passages.

AI document Q&A that works across multiple uploaded files and returns answers with references to the source text.

Anthropic's AI assistant with a long context window, nuanced reasoning and strong performance on writing and analysis.

Google's AI notebook that grounds every answer in your uploaded documents, PDFs and audio files with source citations.

Long-context assistant that reads huge documents.

An AI tool for reading research papers with inline concept explanations, full-paper Q&A and related literature discovery.

An academic research platform that classifies citations as supporting or contrasting, showing the evidential weight behind published claims.