ToolsOctober 6, 2025via OpenAI Blog
Introducing apps in ChatGPT and the new Apps SDK
Why it matters
ChatGPT is evolving from a chat interface into an app platform. This is a significant ecosystem play that could reshape how AI capabilities reach users—and who captures value in the stack.
Key signals
- New Apps SDK launched in preview
- Apps ship directly inside ChatGPT interface
- Developers can build immediately
- Platform expansion beyond native features
- Potential ecosystem monetization opportunity
The hook
OpenAI just opened ChatGPT to third-party apps. Developers can ship custom agents inside the platform starting today.
We’re introducing a new generation of apps you can chat with, right inside ChatGPT. Developers can start building them today with the new Apps SDK, available in preview.