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Serhiy Kucherenko

Software architect. 10 years of production systems. Now building AI systems with citations, evals, and a written reason for every decision.

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Swapping every model in a RAG

Swapping every model in a RAG

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9 min read

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Improving the scores of a RAG

Improving the scores of a RAG

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6 min read
Comparing RAGs, Part 2: the benchmark

Comparing RAGs, Part 2: the benchmark

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6 min read
Comparing RAGs, Part 1: the framework

Comparing RAGs, Part 1: the framework

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5 min read
How to hurt yourself with AI

How to hurt yourself with AI

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3 min read
Judge strictly to avoid hallucinations

Judge strictly to avoid hallucinations

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4 min read
The illusion of improvement

The illusion of improvement

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3 min read
Three small lessons from building a RAG by hand

Three small lessons from building a RAG by hand

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3 min read
The localhost trap: a 10-second database connection on Windows

The localhost trap: a 10-second database connection on Windows

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4 min read
When 60% recall meant 90% accuracy: a RAG measurement story

When 60% recall meant 90% accuracy: a RAG measurement story

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4 min read
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