Fit Receipt tech stack
A private fitting agent that knows when to call JEV
The stack
“OpenAI's models shaped the thinking. One of our agents designed the questionnaire, defined what each layer should and shouldn't do, and simplified the decision logic until a person could follow it. Another ran engineering acceptance and wouldn't pass a build u…” — the maker, Sep 2026 ↗
“Claude worked like a teammate who pushes back. When I mapped our physical fitting-room flow onto the product, Claude found why a new piece was never recommended, and argued that a name with "Fit" shouldn't promise a fit we can't guarantee. It kept the person's…” — the maker, Sep 2026 ↗
“Every branch got its own Preview URL, so a real outside tester could try each change before it shipped. His feedback shaped the launch. The AI Gateway let us try JEV as a tool for our agent before committing to it, and the runtime logs let every JEV judgment k…” — the maker, Sep 2026 ↗