OpenAI launching GPT-4.5, its next general-purpose large language model

New York Post

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Sam Altman’s OpenAI launches GPT-4.5 with fewer ‘hallucinations’ as AI race heats up

Sam Altman’s OpenAI released GPT-4.5, an upgraded version of the artificial intelligence model that powers ChatGPT, to select users on Thursday as it looks to stave off challenges from rivals like Elon Musk’s xAI.

Zeit Online

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The new version of ChatGPT is said to be more accurate, but not smarter than the competition. OpenAI boss Sam Altman speaks of "Magie".

der Standard AT

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The company speaks of a focus on natural conversation and better knowledge, but in benchmarks it should be left behind o1 and o3-mini

Wired

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GPT-4.5, known internally as "Orion" by OpenAI, arrived on February 27. The model is the largest OpenAI has developed to date, and will be first accessible to $200/month ChatGPT Pro subscription users.

South China Morning Post

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OpenAI releases long-awaited GPT-4.5 model for Pro subscribers

OpenAI researchers expect GPT-4.5 to represent a big a jump in capabilities from its existing top-of-the-line GPT model.

Fortune

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OpenAI launches long-awaited GPT-4.5 — but its capabilities already lag competitors

GPT-4.5 represents the end of an era for OpenAI, as the action shifts to reasoning models