In Brief Posted: 12:21 PM PST · February 27, 2025 Image Credits:Eugene Gologursky / Getty Images for the New York Times OpenAI CEO Sam Altman said that the company was forced to stagger the rollout of its newest model, GPT-4.5, because OpenAI is “out of GPUs.” In a post on X, Altman said that GPT-4.5, which he described as “giant” and “expensive,” will require “tens of thousands” more GPUs before additional ChatGPT users can gain access. GPT-4.5 will come first to subscribers to ChatGPT Pro star...