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How to Build a "Chat With Your PDFs" App: A Simple RAG Guide

This story is from 2026-09-29. It is preserved in the archive; the latest stories are on the live feed.

Ever wanted to upload a PDF and just ask it questions instead of scrolling through fifty pages? That is what a "chat with your PDF" app does, and it works using a technique called RAG (Retrieval-Augmented Generation) . In this guide, I will explain what RAG is in plain words, break down the pieces…

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  1. 2026-09-29 14:02 · DEV Community — AI
    How to Build a "Chat With Your PDFs" App: A Simple RAG Guide

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