OpenAI announced on Thursday it is launching GPT-4.5, the much-anticipated AI model code-named Orion. GPT-4.5 is OpenAI's ...

OpenAI's next major AI model, GPT-4.5, is highly persuasive, according to the results of OpenAI's internal benchmark ...

The executive also described the model as “giant” and “expensive.” Although the model builds upon the previous GPT-4o and is ...

At 37.1%, GPT-4.5's hallucination rate compares with the 61.8% shown by GPT-4o and 44% shown by its o1 reasoning model. GPT-4 ...

OpenAI is launching GPT-4.5 today, its newest and largest AI language model. GPT-4.5 will be available as a research preview ...

In what has already been a busy past few days for new model releases, OpenAI is capping off the week with a research preview ...

OpenAI has just released GPT-4.5, a new version of its flagship large language model. The company claims it is its biggest ...

The API pricing appears shockingly high, costing developers $75 and $180 for 1 million tokens in and out, respectively.

Internally called Orion, GPT-4.5 is OpenAI’s largest model to date, and it’s first available through the company’s $200 ...

OpenAI rolled out a research preview of GPT-4.5, it's "largest and most knowledgeable model yet," on Thursday.

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, ...

OpenAI introduced GPT-4o, a non-reasoning model to ChatGPT users back in May 2024. Finally, over 10 months later, the hot AI ...