What is RAG in AI? The Simplest Explanation You'll Ever Read

Ever wondered how ChatGPT can answer questions from a PDF you uploaded or your company's internal documents? The secret is something called RAG. Despite its technical name, the idea behind it is surprisingly simple. Let's understand it without any jargon.

SShashank Kashyap

·Jun 22, 2026 ·4 min read

What is RAG in AI? The Simplest Explanation You'll Ever Read

Imagine you ask ChatGPT:

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Shashank Kashyap

Data analytics mentor at Flexing Data — IIM Sambalpur guest lecturer & EY alumnus. I help non-tech learners become job-ready data analysts.

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