Apps built with OpenAI
Explore demos built with Codex + GPT-5.4
The examples below were built entirely with Codex + GPT-5.4, no manual code. Visual assets were generated by Codex using GPT Image 1.5.
Try our models
Experience the modalities, tools, and APIs OpenAI offers through demos and clone them to make them your own.
Sora Demo
Sample app for the Sora Video API that lets you generate and remix videos...
OpenAI.fm
Interactive Speech API demo for trying OpenAI text-to-speech voices.
Realtime Solar System
Realtime API demo that lets you talk to a 3D solar system.
Chatkit.world
Map-based chat experience to explore the world through conversation.










