LangChain PDF Chatbots LLM Tools

Tools that implement conversational PDF interfaces specifically built with LangChain framework, typically combining retrieval chains with LLMs (OpenAI, HuggingFace, etc.) and web/mobile frontends. Does NOT include PDF tools without LangChain, non-conversational PDF processors, or document summarization without chat functionality.

There are 37 langchain pdf chatbots tools tracked. 1 score above 50 (established tier). The highest-rated is yvann-ba/Robby-chatbot at 54/100 with 814 stars.

Get all 37 projects as JSON

curl "https://pt-edge.onrender.com/api/v1/datasets/quality?domain=llm-tools&subcategory=langchain-pdf-chatbots&limit=20"

Open to everyone — 100 requests/day, no key needed. Get a free key for 1,000/day.

#	Tool	Score	Tier	Stars	Language
1	yvann-ba/Robby-chatbot AI chatbot 🤖 for chat with CSV, PDF, TXT files 📄 and YTB videos 🎥 \| using...	54	Established	814	Python
2	GURPREETKAURJETHRA/Multi-PDFs_ChatApp_AI-Agent Meet MultiPDF 📚 Chat AI App! 🚀 Chat seamlessly with Multiple PDFs using...	42	Emerging	128	Python
3	shitan198u/AnyChat Chat with your Documents(PDF, TXT, DOCX, ODT, PPTX etc), Websites and...	35	Emerging	56	Python
4	waseemhnyc/Chat-with Chainlit app to chat with different data - TXTs, PDFs, etc...	30	Emerging	24	Python
5	farukalamai/Langchain-PDF-App-using-ChatGPT Build a ChatGPT-Powered PDF Assistant with Langchain and Streamlit	30	Emerging	16	Python
6	sabber-slt/pdfai PDF based Chatbot using streamlit LangChain & OpenAI.	28	Experimental	101	Python
7	raushan9jnv/Gemini-Pro-LLM-MultiplePDF-Chat In this project, I created an application using Google Gemini Pro and...	27	Experimental	4	Python
8	NebeyouMusie/Chat-with-Multiple-PDF-Documents In this project I have built an app that can answer questions from your...	27	Experimental	3	Python
9	clovisphere/chat-with-pdf A chatbot powered by ChatGPT that allows one to query a pdf	26	Experimental	2	Python
10	muktadiur/clark Chat with private documents(CSV, pdf, docx, doc, txt) using LangChain,...	26	Experimental	8	Python
11	aratan/Chatea_con_PDF "Chatea con PDF" es una aplicación de chat que utiliza el potente modelo de...	24	Experimental	2	Python
12	Rabbid76/langchain-pdf-openai-chat-boilerplate LangChain Chatbot based on PDFs	23	Experimental	1	Python
13	jaikanthjay46/langchain-sample-app A Sample ChatPDF App based on LangChain For Testing with Observability	22	Experimental	1	Python
14	proviveknayan/document-chat-llm Bring your PDF documents and chat with them. Very simple Python LangChain...	22	Experimental	1	Python
15	yaun369/LangChain-PDF-To-Podcast 使用 LangChain 把 PDF 生成音频播客	21	Experimental	10	Jupyter Notebook
16	wanadzhar913/chat-with-PDFs-using-LLMs Simple PDF chatbot using LangChain, OpenAI API, FAISS and Streamlit.	21	Experimental	5	Python
17	d-t-n/llama2-langchain-chainlit-pdf Chatbot using Llama2 model, Langchain and Chainlit to make a LLM review pdf...	20	Experimental	5	Python
18	Azie88/PDF-Chatbot-Langchain Langchain chatbot for pdf files with streamlit UI	19	Experimental	—	Python
19	shaadclt/Gemini-LangChain-MultiPDF-Chatbot Gemini-Powered-MultiPDF-Chatbot is a Streamlit application that leverages...	18	Experimental	5	Python
20	harmindersinghnijjar/flet-langchain-pdf-chat-bot This repository contains an innovative chat application integrating the...	17	Experimental	3	Python
21	mujeebla/wikipedia_trends Generate PDF report on most viewed Wikipedia articles on any given day with...	16	Experimental	3	Jupyter Notebook
22	samz905/chat-with-pdfs Upload your pdf files and get information from them using a chat like...	16	Experimental	2	Python
23	mattkaneb1/Document-Analysis-Chatbot Chatbot that answers questions about user-uploaded documents	15	Experimental	1	Python
24	safwanshamsir99/PDF-Chatbot-using-LLM PDF chatbot using Langchain, OpenAI API, HuggingFace embeddings, FAISS and Streamlit	14	Experimental	1	Python
25	kumar-amann/ChatMulti-PDF ChatMulti-PDF powered by the Gemini conversational AI model into a...	13	Experimental	—	Python
26	kanugurajesh/Document-QA chat with your documents (pdf) by leveraging the power of gemini pro	13	Experimental	11	Python
27	mafgit/chatdocs-langchain Chat with LLMs, attach documents, create multiple chats!	13	Experimental	2	Python
28	liubivi/LongDocProcessingWithLLMs Takes an uploaded long text document in Google drive and processes (e.g....	12	Experimental	—	Python
29	arunavabasucom/PDFAssist 📚 PDFAssist - chat with your pdf !!	12	Experimental	—	Python
30	DC1809/LLM_Projects_Gemini_Pro Two Streamlit applications: PDF Interaction Interface for AI-driven Q&A from...	11	Experimental	2	Python
31	zhikaichen99/Langchain-Document-Chat Streamlit application using Langchain and the ChatGPT API to enable users to...	11	Experimental	2	Jupyter Notebook
32	vishnuraosharma/Me2B Find real buyers for your products with nothing more than a product PDF	11	Experimental	—	Python
33	lhiebert01/GenAI_PDF_App Advanced PDF analysis and question-answering application powered by Google's...	10	Experimental	1	Python
34	fabiancpl/langchain-pdf-qa AI agent to talk to a PDF using Langchain	10	Experimental	1	Python
35	eshan-sud/talk2pdfs A Web Application Chatbot for PDFs and URLs	10	Experimental	1	Python
36	haesleinhuepf/simple-chat-with-docs A simple Chat interface based on voila, OpenAI and llama-index that allows...	10	Experimental	1	Jupyter Notebook
37	Pavansomisetty21/chat-with-PDFs-and-Webpages-using-GEMINI-LLM In this we perform chatting with webpages and pdf documents	10	Experimental	1	Jupyter Notebook

Comparisons in this category

Robby-chatbot and pdfai (54 vs 28) Multi-PDFs_ChatApp_AI-Agent and Chat-with-Multiple-PDF-Documents (42 vs 27) Langchain-PDF-App-using-ChatGPT and pdfai (30 vs 28) pdfai and chat-with-PDFs-using-LLMs (28 vs 21) pdfai and langchain-pdf-openai-chat-boilerplate (28 vs 23) Langchain-PDF-App-using-ChatGPT and chat-with-PDFs-using-LLMs (30 vs 21) Langchain-PDF-App-using-ChatGPT and chat-with-pdf (30 vs 26) Langchain-PDF-App-using-ChatGPT and langchain-pdf-openai-chat-boilerplate (30 vs 23)