OpenAI released its most advanced AI model yet, called o1, for paying users on Thursday. The launch kicked off the company’s “12 Days of OpenAI” event—a dozen consecutive releases to celebrate the ...

OpenAI’s recent GPT-5 demo has been marred by a series of math errors and hallucinations, raising concerns about the model’s reasoning capabilities. This, coupled with a false announcement of a math ...

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An organization developing math benchmarks for AI didn’t disclose that it had received funding from OpenAI until relatively recently, drawing allegations of impropriety from some in the AI community.

Follow ZDNET: Add us as a preferred source on Google. OpenAI held its DevDay 2025 event this week on Oct. 6, and the company had plenty to share regarding how developers can build around its AI ...