Introduced during OpenAI DevDay, the authentication system has grown from 16 launch partners, such as Vercel and Devin, to over 60 partner products including Notion and AmpCode. Some industry observers described the tool as a sleeper hit that creates an identity layer for AI subscriptions, which lowers customer acquisition costs and token subsidies for third party developers.
Tuesday, October 20, 2026
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OpenAI Expands Sign in with ChatGPT to Go Plan and Open Source Apps
AI13 days ago
Subscribers to the entry level Go plan can now use their existing OpenAI model limits within partner applications and all open source software. This expansion of the 'Sign in with ChatGPT' feature allows users on Go, Plus, and Pro tiers to bypass separate AI licensing fees when using external tools, drawing directly from their subscription quota to power model usage across various platforms.
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