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RAG (Retrieval-Augmented Generation)

Giving AI access to your own data

What is RAG (Retrieval-Augmented Generation)?

A technique where an AI model retrieves relevant information from a knowledge base before generating a response. Instead of relying only on training data, RAG lets you ground AI answers in your actual documents, policies, or content. Essential for accurate, non-hallucinating AI applications.

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In plain words

"Think of it like an open-book exam — the model looks up your docs before answering."

How it works

Key takeaways

  • Grounds responses in your real documents

  • Reduces hallucination significantly

  • No retraining needed — just update the knowledge base

Real-world example

A customer asks your chatbot 'What's your refund policy?' RAG retrieves your actual policy document, feeds it to the LLM, and the answer cites real clauses instead of hallucinating.

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