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Applied AI journal

Notes for people
doing the work.

Practical writing on AI products, retrieval, operational adoption, and cost — without the theatre.

RAG01
Jun 18, 2026 · 5 min read

Build the retrieval system before you polish the chatbox

A useful RAG product begins with answerable questions, trustworthy source material, and visible evidence — not interface effects.

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Cost optimization02
May 7, 2026 · 6 min read

AI cost is a product decision, not a model setting

Model choice matters, but workflow design, context discipline, and measurement usually decide whether AI costs stay useful at scale.

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Warehouse03
Mar 26, 2026 · 5 min read

Where AI earns its place in warehouse operations

The strongest warehouse use cases reduce context gathering and decision friction without asking teams to replace the systems that already run the floor.

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Fast Technology Services

Useful AI, built around the work.

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Independent AI engineering studio · Available for focused engagements