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Open AI Chief Executive Officer Sam Altman speaks during the Kakao media day in Seoul.

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OpenAI CEO Sam Altman allege that the company was forced to careen the rollout of its newest model , GPT-4.5 , because OpenAI is “ out of GPUs . ”

Perhaps in part due to its enormous size , GPT-4.5 is wildly expensive . OpenAI is charge $ 75 per million tokens ( ~750,000 Bible ) feed into the role model and $ 150 per million tokens generate by the model . That ’s 30x the input price and 15x the output cost of OpenAI ’s workhorseGPT-4omodel .

GPT 4.5 pricing is disquiet . If this does n’t have enormous models smack , I will be disappointedpic.twitter.com/1kK5LPN9GH

— Casper Hansen ( @casper_hansen_)February 27 , 2025

“ We ’ve been acquire a caboodle and are out of GPUs , ” Altman wrote . “ We will add tens of thousands of GPUs next hebdomad and cast it out to the Plus tier then   … This is n’t how we want to operate , but it ’s hard to perfectly predict growth surges that chair to GPU dearth . ”

Altman haspreviouslysaid that a want of computing capacity is stay the company ’s products . OpenAI hopes to combat this in the get age bydeveloping its own AI chipsand bybuilding a massive web of information centers .

OpenAI brings its GPT-4.1 models to ChatGPT

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