Sam Altman’s OpenAI released GPT-4.5, an upgraded version of the artificial intelligence model that powers ChatGPT, to select users on Thursday.

OpenAI CEO Sam Altman is very active on social media these days. First, he rejected Elon Musk's offer to buy OpenAI and now he has reacted to Mark Zuckerberg's Meta AI. According to reports, Meta is preparing to launch a separate Meta AI app,

The release of OpenAI’s biggest model ever exposes the tension between building artificial general intelligence and making ChatGPT into a truly useful utility.

taking a cue from OpenAI's monthly fees for access to more powerful versions of ChatGPT, the people said. Meta AI will soon become one of the social media company's standalone apps, joining Facebook, Instagram and WhatsApp, CNBC has learned. The company ...

The AI company is trying to uncensor ChatGPT by dropping a big update to its Model Spec, the rulebook for how its AI should behave.

OpenAI is launching GPT-4.5 today, its newest and largest AI language model. GPT-4.5 will be available as a research preview for ChatGPT Pro users to start. OpenAI is calling the release its “most knowledgeable model yet,” but initially warned that GPT-4.5 is not a frontier model and might not perform as well as o1 or o3-mini.

OpenAI removed user accounts in China and North Korea linked to using ChatGPT for malicious activities, including surveillance and fraud.