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CSE58 · GenAI, RAG, MCP & agents

RAG Retrieval Ranking Playground

Ask questions about the fictional college handbook. Tune chunk size, keyword vs meaning search and top-k, and read the citations.

📶 L300⏱ 40 min🧪 Live lab

🎯 You will learn to

  • Chunk documents
  • Compare keyword, meaning and hybrid search
  • Cite or abstain

🧪 Live environment

Runs entirely in your browser: nothing is installed, no real cloud account is used and your code is never sent to our server.

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✅ Steps & checkpoints

🗺️ Retrieval tuning

Chunk size, search type and top-k decide which handbook passages reach the answer.

Retrieval tuningChunk size, search type and top-k decide which handbook passages reach the answer.CollegehandbookChunkersize 200–800KeywordBM25MeaningembeddingsRanktop-kQuestionAnswer +cited chunkData storeTool / stepComputePerson / clientApp / UI

The 2D diagram shows the exact flow, ports and trust boundaries. The 3D scene is a concept view of the same parts; packets travel along the same arrows.

🤔 Think about it

Why should the bot refuse when no chunk is relevant?

🛡️ Safety & cost

The agents are deterministic simulations: no model is called and no real tool is executed. Write tools always need human approval.

🧹 Cleanup

Nothing to clean up.

📚 Reference documents

Official sources, checked on 5 Nov 2026. Cloud services change often; check the official page before relying on a feature. All references