Business & TrendsSeptember 29, 2026
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ChatGPT Becomes an Operating System
OpenAI expands ChatGPT into a platform with plugins, Spaces, Pages, and sign-in, taking aim at the app-store model and Microsoft's office suite.
#OpenAI#ChatGPT#DevDay#Plugins#Enterprise

š„ What happened
At DevDay, OpenAI opened its plugin platform to outside developers and rolled out team features: a shared workspace called "ChatGPT Space," collaborative "Pages," and a Slides tool. ChatGPT now lives inside Slack and Microsoft Teams via @ChatGPT mentions, plus MCP Events for event-triggered automations and a new Pro 500 tier.
š” Why it matters
ChatGPT is now gunning for Slack, Notion, and Google Workspace ā and eventually Microsoft Office. With "Sign in with ChatGPT," the account becomes a login for 16 partner services including Devin and Vercel. Anyone still calling this a chatbot has missed the plot entirely.
ā” Our take
OpenAI isn't competing in the chatbot market anymore ā it's competing in the operating system market. Slack and Notion should be very nervous, or they'll end up as plugins in someone else's OS.
The title, summary and analysis of this item were produced automatically by an AI system and have not been editorially reviewed. They may contain errors, bias or omissions ā when in doubt, read the linked original source.
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