ChatGPT's maker also unveiled a drag-and-drop platform for building AI agents at DevDay 2025, but the polish comes with strings attached.

The SDK is built on the open source Model Context Protocol (MCP), Altman said. That means developers that already use MCP only need to add an HTML resource to enable ChatGPT integration, he added.

At OpenAI’s Developer Day, CEO Sam Altman showed off apps that run entirely inside the chat window—a new effort to turn ChatGPT into a platform.

OpenAI has announced that you can now build apps and run them directly within ChatGPT, using nothing but natural language descriptions to get work done.

OpenAI is launching a new way for developers to build applications that appear directly inside of ChatGPT's conversations.

OpenAI is bringing apps inside ChatGPT and announced a kit for developers to build AI-native apps, CEO Sam Altman announced at its DevDay event.

OpenAI and CEO Sam Altman want ChatGPT to evolve beyond a conversational tool into a full-fledged digital assistant — one that can use other apps for you. The company announced a new initiative to ...

OpenAI's ChatGPT is getting a major boost in the form of app SDK integration, letting you run applications directly in your AI conversation.

Mattel has already been using Sora 2 via OpenAI’s API to “bring product ideas to life more quickly,” says CEO Sam Altman. [Image: ...