--- title: RAG Chat App with Your Own Data (Python) | daily.dev description: A walkthrough for building a RAG-based chat application using Azure OpenAI and Azure AI Search with a Python/FastAPI backend and React frontend. Users upload... canonical: https://daily.dev/posts/rag-chat-app-with-your-own-data-python--xrozadkve twitter:card: summary_large_image twitter:site: @dailydotdev og:type: website og:site_name: daily.dev og:title: RAG Chat App with Your Own Data (Python) | daily.dev og:description: A walkthrough for building a RAG-based chat application using Azure OpenAI and Azure AI Search with a Python/FastAPI backend and React frontend. Users upload... og:url: https://daily.dev/posts/rag-chat-app-with-your-own-data-python--xrozadkve og:image: https://api.daily.dev/og/posts/XROzAdkVE.png og:image:alt: RAG Chat App with Your Own Data (Python) og:image:width: 1200 og:image:height: 630 og:locale: en --- > ## Documentation Index > Fetch the complete documentation index at: https://daily.dev/llms.txt > Use this file to discover all available pages before exploring further. # RAG Chat App with Your Own Data (Python) **[Medium](https://daily.dev/sources/medium_js)** · 4 min read · 0 upvotes · 0 comments ## Summary A walkthrough for building a RAG-based chat application using Azure OpenAI and Azure AI Search with a Python/FastAPI backend and React frontend. Users upload documents (PDF, DOCX, PPTX), which are indexed by Azure AI Search; questions are answered using retrieved context passed to GPT models, with citations returned alongside answers. Covers architecture, prerequisites, installation steps, security best practices (RBAC, Key Vault, Entra auth), monitoring with Application Insights, and deployment options including Azure Container Apps and App Service. ## Full article daily.dev links to this article rather than hosting it. Read it at the original source: ## Similar posts on daily.dev - [How to Chat with Your PDF Using Retrieval Augmented Generation](https://daily.dev/posts/how-to-chat-with-your-pdf-using-retrieval-augmented-generation-isdbkhrzt) · freeCodeCamp · 5 upvotes · 0 comments - [How to build an AI-powered private document search app with RAG, ChromaDB, and memory](https://daily.dev/posts/how-to-build-an-ai-powered-private-document-search-app-with-rag-chromadb-and-memory-eligdbywy) · The New Stack · 2 upvotes · 0 comments - [Build an AI Agentic RAG search application with React, SQL Azure and Azure Static Web Apps](https://daily.dev/posts/build-an-ai-agentic-rag-search-application-with-react-sql-azure-and-azure-static-web-apps-fnammu04d) · DevBlogs · 2 upvotes · 0 comments - [Building a RAG in ASP.NET Core](https://daily.dev/posts/building-a-rag-in-asp-net-core-mokd7eosh) · Telerik · 1 upvotes · 0 comments --- Tags: [#python](https://daily.dev/tags/python), [#rag](https://daily.dev/tags/rag), [#fastapi](https://daily.dev/tags/fastapi), [#azure-openai](https://daily.dev/tags/azure-openai) [View this post on daily.dev](https://daily.dev/posts/rag-chat-app-with-your-own-data-python--xrozadkve) ```json {"@context":"https://schema.org","@graph":[{"@type":"Organization","@id":"https://daily.dev/#organization","name":"daily.dev","url":"https://daily.dev","logo":{"@type":"ImageObject","url":"https://daily.dev/apple-touch-icon.png","width":180,"height":180},"sameAs":["https://twitter.com/dailydotdev","https://github.com/dailydotdev","https://www.linkedin.com/company/daily-dev-ltd"]},{"@type":"WebSite","@id":"https://daily.dev/#website","url":"https://daily.dev","name":"daily.dev","publisher":{"@id":"https://daily.dev/#organization"},"potentialAction":{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https://daily.dev/search?q={search_term_string}"},"query-input":"required name=search_term_string"}}]} {"@context":"https://schema.org","@type":"TechArticle","headline":"RAG Chat App with Your Own Data (Python)","url":"https://daily.dev/posts/rag-chat-app-with-your-own-data-python--xrozadkve","mainEntityOfPage":{"@type":"WebPage","@id":"https://daily.dev/posts/rag-chat-app-with-your-own-data-python--xrozadkve"},"datePublished":"2026-07-18T07:18:27.808Z","dateModified":"2026-09-14T07:49:12.650Z","description":"A walkthrough for building a RAG-based chat application using Azure OpenAI and Azure AI Search with a Python/FastAPI backend and React frontend. 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