Reverse Engineering ChatGPT Web: How OpenAI Built for a Billion Users

From Pointer · subscribed via aiste.ulozaite@gmail.com · original ↗ · unsubscribe

On the surface it seems like a simple interface, but after digging in it’s anything but. I spent days reverse engineering their web app by digging through the page source, bundled code, and network requests to understand how it was built.

[Jun 1, 2026

The Conductor Rewrite:

What They Changed to Make It Fast

The Conductor Rewrite:
What They Changed to Make It Fast ](/the-conductor-rewrite)