For Researchers Explore scientific papers, academic articles, and books to get the information you need for your research.
For Students Study for exams, get help with homework, and answer multiple choice questions faster than your classmates.
For Professionals Navigate legal contracts, financial reports, manuals, and training material. Ask questions to any PDF to stay ahead.
Multi-File Chats Create folders to organize your files and chat with multiple PDFs in one single conversation.
Any Language Works worldwide! ChatPDF accepts PDFs in any language and can chat in any language.
Cited Sources Built-in citations anchor responses to PDF references. No more page-by-page searching.
ChatPDF might be a bit more popular than Apache Tika. We know about 17 links to it since March 2021 and only 17 links to Apache Tika. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
Strongly recommend using Apache Tika[1] for this. It's industry standard for ubiquitous document text extraction. You can take the text output from Tika, chunk it with something like Chonkie[2], and embed it for your search index. -[1]https://tika.apache.org/ -[2]https://chonkie.ai/. - Source: Hacker News / about 2 months ago
Apache Tika could help extract the relevant bits of PDFs, couldnt it? https://tika.apache.org/. - Source: Hacker News / about 1 year ago
Apache Tika has worked well for me in the past, ended up running it on an AWS Lambda https://tika.apache.org/. - Source: Hacker News / almost 2 years ago
If you accept running Java, the Apache Tika is extremely good at parsing content (https://tika.apache.org/). - Source: Hacker News / almost 2 years ago
Apache Tika can spit out text from lots of formats. I've used it with grep (or rg) to make a small scale searching of local folders. Tika does a really good job at OCR for finding if text is in a file. Source: about 2 years ago
I think my app still can't beat chatpdf.com. :(. Source: almost 2 years ago
Quoting directly from the FAQ popup on chatpdf.com:. Source: almost 2 years ago
Try using chatpdf.com I don't really use documents that much. Source: almost 2 years ago
I've asked ChatGPT to create excel formulas for me, that's the extent of my experience here. As far as analyzing an actual spreadsheet data, I believe the beta OpenAI tool, code interpreter, can do that. I don't have access to that, however. I have more experience with PDFs. There are several plug-ins for interacting with PDFs if you are a ChatGPT plus subscriber. For free, you can open a PDF in the Microsoft... Source: almost 2 years ago
ChatPdf: Free version supports 120 pages/PDF, 10 MB/PDF, 3 PDFs/day, and 50 questions/day. Source: about 2 years ago
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PDF.ai - Chat with any document
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ChatDOC - Chat with documents.