How OpenAI built Intelligent UI for GPT-6: a custom native UI library instead of HTML
AarushSelvan · x · 2026-10-08
An OpenAI team member details GPT-6's Intelligent UI: ChatGPT now controls not just what it says but how it shows it. With pre-built Markdown cards maxed out, the team rejected raw HTML output and built a custom native UI library that is fast, streamable, token-efficient, and cross-platform to serve a billion-plus users.
Related event: OpenAI Launches GPT-6 with Intelligent UI for All ChatGPT Users(47 posts)→
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