For the past year, ChatGPT-4o has been the reliable workhorse of the AI world. It was the model that made "Omni" a household name, bringing us closer to natural voice conversations and lightning-fast ...

OpenAI CEO Sam Altman today said that the company will allow Plus users to continue to use the prior-generation GPT-4o model if they don't want to use the new GPT-5 model that came out yesterday.

OpenAI has brought GPT-4o back to ChatGPT after users complained about the large language model’s removal. OpenAI Chief Executive Officer Sam Altman announced the move in a Tuesday post on X. He also ...

Michelle is Lifehacker's Associate Tech Editor, and has been reviewing games, laptops, phones, and more for over 10 years. She is based in New York City and holds a master's degree from NYU. OpenAI ...

OpenAI started rolling out the GPT-5 models to ChatGPT users soon after its live event ended on Thursday. The update took a couple of days to deploy, and GPT-5 models became widely available around ...

Several ChatGPT AI models, including the popular GPT-4o, will be retired next month as OpenAI focuses on newer versions of GPT-5, which most users currently use. The organization stated that it will ...

Katelyn is a writer with CNET covering artificial intelligence, including chatbots, image and video generators. Her work explores how new AI technology is infiltrating our lives, shaping the content ...

When Sophie Duchesne, a PhD candidate at the University of Saskatchewan, heard the news on Thursday that OpenAI was shutting down GPT-4o, the AI model that had underpinned ChatGPT, she was “shocked.” ...

OpenAI is bidding adieu to 4o, a favorite model among many users. Chats with 4o will still be accessible after that date. The company says only 1% of its users still engage with 4o. It's a sad day for ...

Jake Peterson is Lifehacker’s Tech Editor, and has been covering tech news and how-tos for nearly a decade. His team covers all things technology, including AI, smartphones, computers, game consoles, ...

Starting Friday, OpenAI will cease providing access to five legacy ChatGPT models, including the popular but controversial GPT-4o model. In addition to GPT-4o, the GPT-5, GPT-4.1, GPT-4.1 mini, and ...

Is newer always better? When GPT-5 was announced, many expected it to be a new leap forward, a model that would leave its predecessor, GPT-4o, in the dust. Yet, early adopters have been met with a ...