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OpenAI launches GPT-4.5, its "largest and most knowledgeable model" as a research preview, says it's not a frontier model and performance is "below o1, o3-mini" (Tom Warren/The Verge)

Tom Warren / The Verge: OpenAI launches GPT-4.5, its “largest and most knowledgeable model” as a research preview, says it's not a frontier model and performance is “below o1, o3-mini”  —  OpenAI's newest and largest model is being released as a research preview.

Feb 27, 2025 - 21:06
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OpenAI launches GPT-4.5, its "largest and most knowledgeable model" as a research preview, says it's not a frontier model and performance is "below o1, o3-mini" (Tom Warren/The Verge)

Tom Warren / The Verge:
OpenAI launches GPT-4.5, its “largest and most knowledgeable model” as a research preview, says it's not a frontier model and performance is “below o1, o3-mini”  —  OpenAI's newest and largest model is being released as a research preview.

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