Claims, and how to check them.

I’m Alex Vestea. I build software and write up what it actually costs to run — every figure measured, and the way to check it yourself.

Latest

KB Chatbot

The chatbot was the easy part

Retrieval-augmented generation is a weekend of plumbing. Knowing whether the answers are any good is the actual work — so I built the dashboard that tells me when they are not. The first hour of using it properly found two bugs, one of them a constant I had guessed.

Read the post 8 min · MIT, runs in Docker
The chatbot's Chat tab, showing an answer followed by the source chunks it used and their similarity scores.