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title: "Discussion on \"I Built a RAG App That Answers Questions About Any PDF\" | Hashnode"
description: "Discussion on \"I Built a RAG App That Answers Questions About Any PDF\". Build a RAG App using Langchain"
url: "https://hashnode.com/posts/i-built-a-rag-app-that-answers-questions-about-any-pdf/6a96d736dab8d706aef59dcd"
---

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# [I Built a RAG App That Answers Questions About Any PDF](https://sarahbconnolly.hashnode.dev/i-built-a-rag-app-that-answers-questions-about-any-pdf?utm_source=hashnode&utm_medium=feed)

Build a RAG App using Langchain

Sep 1 · 10 min read · sarahbconnolly.hashnode.dev  
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-   [#langchain](https://hashnode.com/tag/langchain)
-   [#rag](https://hashnode.com/tag/rag)
-   [#ai](https://hashnode.com/tag/ai)
-   [#ai-tools](https://hashnode.com/tag/ai-tools)
-   [#llm](https://hashnode.com/tag/llm)

## Written by

[Sarah Connolly](https://hashnode.com/@sarahbconnolly)

@sarahbconnolly

  
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