---
title: "Discussion on \"Understanding RAG, CAG, and KV Cache in Large Language Models\" | Hashnode"
description: "Discussion on \"Understanding RAG, CAG, and KV Cache in Large Language Models\". Large Language Models (LLMs) have transformed how we interact with AI, enabling applications from chatbots to knowledge-driven systems. Two approaches, Retrieval-Augmented Generation (RAG) and Cache-Augmented Generation (CAG), enhance LLMs by integra..."
url: "https://hashnode.com/posts/understanding-rag-cag-and-kv-cache-in-large-language-models/68dbf6d0edcbca4d622bd73b"
---

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# [Understanding RAG, CAG, and KV Cache in Large Language Models](https://marufrayhan.hashnode.dev/understanding-rag-cag-and-kv-cache-in-large-language-models?utm_source=hashnode&utm_medium=feed)

Large Language Models (LLMs) have transformed how we interact with AI, enabling applications from chatbots to knowledge-driven systems. Two approaches, Retrieval-Augmented Generation (RAG) and Cache-Augmented Generation (CAG), enhance LLMs by integra...

Sep 30, 2025 · 6 min read · marufrayhan.hashnode.dev  
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## Written by

[Md Maruf Rayhan](https://hashnode.com/@marufrayhan)

@marufrayhan · Finland

  
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Developer, Learner And Thinker

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