Portal: https://www.chatpdf.com/
chatpdf is a tool that allows you to have a conversation with PDF files, it can help you quickly extract information from PDF files, such as manuals, theses, contracts, books, etc.
To use chatpdf, you need to visit its website first, and click the "Upload PDF" button to upload the PDF file you want to process. Documents cannot exceed 50 pages and must be less than 32MB in size.
After uploading, you will see a chat window with a welcome text that summarizes the PDF file and asks questions that may be of interest. You can directly enter the question you want to ask in the chat window, or click the suggested question below.
chatpdf will search for relevant paragraphs in the PDF file based on your question, and answer you in natural language. It will also provide the corresponding page number or chapter information so that you can view the original text. If you are not satisfied with the answer, you can enter the /retry command to regenerate the answer.
chatpdf supports multiple languages, including Chinese, English, etc. If the PDF file you upload is in a non-Chinese language, it will be automatically detected and translated into Chinese. You can also communicate with it in Chinese.
chatpdf will protect your privacy and data security, it will delete the PDF files stored on the server after 7 days. If you want to delete immediately, enter the /delete command.
If you want to quickly learn how to use a certain function from an operation manual, you can upload the PDF file to chatpdf, and then ask it related questions directly. For example, you could ask "How do I adjust the brightness of my monitor?" or "What connections does the monitor have?". chatpdf will find the corresponding paragraph from the PDF file and answer you in natural language. It will also tell you which page or chapter the answer is on, so you can check the original text.
If you want to quickly summarize the main ideas and conclusions from a research paper, you can upload the PDF file to chatpdf and ask it related questions directly. For example, you can ask "What is the research purpose of this paper?" or "What conclusions does this paper draw?". chatpdf will find the corresponding paragraph from the PDF file and answer you in natural language. It will also give some questions that may be of interest to help you gain insight into the paper.
If you want to quickly understand the storyline and character relationship from a book, you can upload the PDF file to chatpdf, and then ask it related questions directly. For example, you could ask "What's the story in this book?" or "Who are the main characters in this book?". chatpdf will find the corresponding paragraph from the PDF file and answer you in natural language. It will also give some questions that may be of interest to help you enjoy reading more.
You can use some special commands to control the behavior of chatpdf. For example, the /source command can make it display the source page number or paragraph of the answer; the /retry command can make it regenerate the answer; the /delete command can make it delete the PDF you uploaded immediately document.
You can use your own OpenAI API Key to replace chatpdf's default API Key, so you can enjoy more requests and higher quality. You just need to enter the /setkey command in the chat window, and then enter your API Key.
You can use different languages to communicate with chatpdf, it will automatically detect and translate into the corresponding language. For example, you can ask or answer questions in English, French, Japanese and other languages. If you want to switch back to Chinese, you just need to enter the /zh command in the chat window.