---
title: "Discussion on \"Understanding RAG : Why it Exists, How It Works, and Where It Falls Short \" | Hashnode"
description: "Discussion on \"Understanding RAG : Why it Exists, How It Works, and Where It Falls Short \". Large Language Model (LLM) are impressive but they have fundamental limitations like they only know on what they are trained on. Ask a LLM about what happened after its training cut-off , or about com"
url: "https://hashnode.com/posts/understanding-rag-why-it-exists-how-it-works-and-where-it-falls-short/6a513f576b64565f9e994a28"
---

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# [Understanding RAG : Why it Exists, How It Works, and Where It Falls Short](https://blog.sonivraj.com/understanding-rag-why-it-exists-how-it-works-and-where-it-falls-short?utm_source=hashnode&utm_medium=feed)

Large Language Model (LLM) are impressive but they have fundamental limitations like they only know on what they are trained on. Ask a LLM about what happened after its training cut-off , or about com

Jul 10 · 5 min read · blog.sonivraj.com  
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