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Designing a reliable RAG architecture

Where retrieval quality is actually won or lost.

AI Engineer · Scenario

A bank is building an internal assistant over thousands of policy PDFs on Microsoft Foundry. An early prototype gives confident but wrong answers, and the team is tempted to fix it by swapping in a larger model.

Vraag 1 van 3

The prototype hallucinates. What is the most likely root cause?

Vraag 2 van 3

Which retrieval design gives the best grounding for dense policy text?

Vraag 3 van 3

How do you know the system is actually improving?

Designing a reliable RAG architecture - Architecture Challenge | TechExplained