OpenAI is finally sunsetting GPT-4o, a controversial version of ChatGPT known for its sycophantic style and its central role in a slew of disturbing user safety lawsuits. GPT-4o devotees, many of whom ...

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 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 ...

OpenAI is killing its ultra-popular GPT-4o and several of its older models -- for real this time. The AI company announced at the beginning of February that it planned to retire GPT-5, GPT-4o, GPT-4.1 ...

In addition to releasing new models with improved AI, OpenAI also routinely upgrades the base AI model that most people chat with regularly. That's GPT-4o, the model OpenAI launched last May with ...

Yesterday OpenAI released GPT-5, the latest model update to ChatGPT. More than 24 hours later, the new model is still rolling out to paid and free customers. Meanwhile, OpenAI is reconsidering the ...

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 ...

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 ...

While ChatGPT has existed in various forms for some time, its true mainstream success began with the release of GPT-3 in 2020. Since then, ChatGPT has evolved significantly, both for better and worse.