OpenAI Blog · Feb 27, 2025
OpenAI GPT-4.5 System Card
Reviewed by Errol Vogt, Site support technician & online learning analyst · original summary · editorial policy
OpenAI GPT-4.5 System Card. We’re releasing a research preview of OpenAI GPT‑4.5, our largest and most knowledgeable model yet. This update is relevant for small-office operators tracking changes in their tools.
Operator takeaway: For operators: review whether 'OpenAI GPT-4.5 System Card' affects your current setup before relying on it in production.
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