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OpenAI product announcement of the new ChatGPT Images, powered by the GPT Image 1.5 model, released December 16, 2025.
ChatGPT Health(openai.com)
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OpenAI announcement introducing ChatGPT Health, a dedicated ChatGPT experience for health and wellness with a waitlist.
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Apps SDK(developers.openai.com)
449 points by alvis | 363 comments
OpenAI developer documentation home for the Apps SDK, a preview framework for building apps that run inside ChatGPT using MCP servers.
GPT-5(openai.com)
1994 points by rd | 2372 comments
OpenAI's launch page announcing GPT-5, described as its smartest, fastest model with built-in thinking, available to everyone in ChatGPT.






