OpenAI saved its biggest announcement for the last day of its 12-day “shipmas” event. On Friday, the company unveiled o3, the successor to the o1 “reasoning” model it released earlier in ...

OpenAI has just released GPT-4.5, a new version of its flagship large language model. The company claims it is its biggest and best model for all-round chat yet. “It’s really a step forward ...

OpenAI’s recently launched o3 and o4-mini AI models are state-of-the-art in many respects. However, the new models still hallucinate, or make things up — in fact, they hallucinate more than ...

OpenAI’s o3 and o4-mini models are available now to ChatGPT Plus, Pro, and Team users. Enterprise and education users will get access next week. OpenAI’s CEO Sam Altman. Image: Creative Commons ...

The Specs The John Cooper Works' 2.0-liter turbo four-cylinder engine will make 312 hp and 295 lb-ft of torque in the North American market. Mini anticipates it will take 5.4 seconds to hit 62.1 ...

It's been less than a week since the launch of OpenAI's new GPT-5 AI model, and the rollout hasn't been a smooth one. So far, ...

OpenAI said it would release o3-mini this month, but gave no release time frame for the larger o3 model. OpenAI chose not to expose the o1 models’ chain of thought, and the same holds true for ...

The returns diminished “It’s a lemon”—OpenAI’s largest AI model ever arrives to mixed reviews GPT-4.5 offers marginal gains in capability and poor coding performance despite 30x the cost.

All ChatGPT users -- yes, even free -- can access GPT-5 in ChatGPT. For a roundup of what to expect, keep reading below.