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340 OpenAI Debuts New GPT-4.5 Model for ChatGPT

MacRumors
Juli Clover @ MacRumors · 02/27/2025 16:25 EDT

OpenAI Debuts New GPT-4.5 Model for ChatGPT

OpenAI today introduced the next iteration of its AI models, GPT-4.5. GPT-4.5 is OpenAI's "best model yet" for chat purposes, with scaling in unsupervised learning that allows the model to better recognize patterns, draw connections, and generate creative insights.


GPT-4.5 has a more natural feel with an improved personality, and is able to better guide users through ideas and the steps that it takes to get to answers and ideas. It outperforms GPT-4o in almost every category, including everyday queries

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