TLDR Dev · ARTICLES & TUTORIALS
HOW CHATGPT INTELLIGENT UI WORKS
Summary from the TLDR Dev newsletter
A reverse-engineering tour traces ChatGPT's interactive responses from a model-written DIL format through server-side compilation, sandboxed client execution, and native rendering. It also explains how streaming recompiles partial output, preserves keyed state, and sends server-resolved data such as images separately from model text.