Ask questions about any PDF. Get answers with citations. Write directly into your paper. Better than ChatPDF.
Your question:
"What loss function does this paper use for training?"
AI response:
The paper uses a cross-entropy loss combined with a KL divergence regularization term. Specifically, they define...
Source: Page 4, Section 3.2 "Training Objective"
Insert into paper
With citation formatted
Built for researchers, not just document readers
Chat naturally with your papers. Ask about methods, results, or specific sections.
Every answer includes page numbers and quotes. Never lose track of where information came from.
Unlike ChatPDF, answers go directly into your editor with proper citations already formatted.
Chat with your entire library. Find connections across papers you might have missed.
AI explains difficult concepts, math, and methodology in plain language.
Ask how papers relate to each other. Generate literature review paragraphs instantly.
ChatPDF shows you text. We help you write papers.
| Feature | TypeTeX | ChatPDF | Humata |
|---|---|---|---|
| Chat with PDFs | ✓ | ✓ | ✓ |
| Answers with citations | ✓ | — | ✓ |
| Write into editor | ✓ | — | — |
| Multi-paper chat | ✓ | — | ✓ |
| Citation generation | ✓ | — | — |
| Academic focus | ✓ | — | ✓ |
Ask: 'What methods do these papers use to solve X?' Get a synthesized answer.
Ask: 'Explain the attention mechanism in this paper' with page references.
Ask: 'What limitations do these papers mention?' across your entire library.
Ask: 'Summarize the main contributions of this paper' in seconds.
ChatPDF lets you chat with PDFs, but that's it. TypeTeX integrates chat directly into your writing workflow - answers become text with citations in your document. Plus, we're built specifically for academic papers.
Yes! Upload your entire literature library and ask questions across all papers. Find connections and contradictions you might have missed reading individually.
Every answer includes the exact page number and quote from the source paper. We never hallucinate citations - if the information isn't in the paper, we'll tell you.
We support PDF (primary), as well as importing from Zotero and Mendeley. Papers are processed to extract text, figures, and tables.
Yes. Your papers are processed securely and never shared or used for training. We take research confidentiality seriously.
Upload a PDF and ask your first question in under 60 seconds.
Try It FreeFree account. No credit card required.