What is RAG and why do people use it with AI?
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RAG, or retrieval-augmented generation, means searching your own documents for relevant passages and giving them to the model along with the question, so it answers from real material instead of memory.
Related answers
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Can AI analyze my Excel or CSV data and can I trust the results?
Often yes, especially with assistants that can run code on uploaded files, but you should verify the results.
accuracy
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Can ChatGPT, Claude or Gemini browse the internet?
Many assistants can search the web in some modes or plans, but not all do by default, and it differs by product and over time.
getting-started
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Can you reliably detect AI-written text?
No, AI text detectors are not reliable.
accuracy