This marks the end of the era of multiple-model offerings. Sam Altman has just revealed that they are merging their entire AI stack (including voice, canvas, search, and deep research) into a single unified system. GPT-4.5 (Orion) will be the last standalone model release before this integration.
Free users will have unlimited access to the model at standard intelligence while paying users will have access to higher intelligence capabilities.
No doubt the release of Deepseek had some impact on this decision ...
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