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Teach AI to Answer Questions Based on Your Documents

Minseok Song By Minseok Song Microsoft AI MVP · AI Engineer

Updated: May 25, 2026 · 1 min read

I started a 2026 series revisiting document-grounded AI systems, beginning with RAG architecture, Azure vs open-source stacks, and when fine-tuning makes sense.

I started a new 2026 series on document-grounded AI systems.

The first article revisits my 2023 Azure AI Search and Azure OpenAI document QA tutorials, but this time I start with the architecture decisions: when RAG is the right fit, when a managed Azure stack makes sense, when open-source tools are a better choice, and where fine-tuning actually belongs.

Read the full article on GitHub:

Teach AI to Answer Questions Based on Your Documents: Series 1 - RAG, Azure vs Open-Source Alternatives, and When Fine-Tuning Makes Sense