Chat with PDF Using AI — Ask Questions Free
Upload a PDF and ask any question about its contents using Google Gemini AI — get instant answers, summaries, comparisons, and explanations.
You need a free Google Gemini API key from makersuite.google.com
Drop a PDF file here or click to select
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About Chat with PDF AI
Reading a 100-page document to find one answer is a waste of time. ILikePdf Chat with PDF pairs your PDF with Google Gemini AI so you can ask questions in natural language and get answers grounded in the document. Load the file, enter your free Gemini API key (stored only in your browser), and chat with follow-ups across the whole conversation. Your document is sent to Google with your own key, never to our servers.
How to chat with a PDF Chat with PDF AI
Common use cases for Chat with PDF AI
- Extract key information from long research papers quickly.
- Ask clarifying questions about contracts before signing.
- Summarize dense reports into actionable takeaways.
- Compare statements across different sections of a document.
Pro tips
- The API key stays in localStorage on your device — never sent to our servers.
- Your PDF is processed by Google Gemini with your key, not by our servers.
- Ask specific questions for the most accurate answers.
Frequently Asked Questions
Upload a PDF and ask questions in natural language. Google Gemini AI reads the entire document and answers based on its contents — no need to read the whole file yourself. Free, with your own API key.
Yes. You need a free Gemini API key from Google AI Studio (makersuite.google.com). Your key is stored locally in your browser and never sent to our servers.
Yes. The chat remembers the conversation context. Ask clarifying questions, request more detail, or compare different parts of the document.
Absolutely. Your PDF is processed locally and sent to the Gemini API only when you ask a question. Your API key is your own — we never see it or your document content.
PDFs up to 50MB are supported. Larger files can be processed but may take longer due to the Gemini API context window limits.