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Long-form case studies and engineering notes on what I ship. Each post traces a real project — the decisions, the failures, and what the eval data said.

April 22, 202612 min readCase study
Building a grounded RAG assistant
What it took to build a Google Maps RAG chatbot that doesn't hallucinate — eval-driven iteration, two-stage retrieval, and the pivot to hybrid RAG with agentic web search.
RAG
Claude
Evals
Next.js
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Building a grounded RAG assistant