Microsoft (MSFT)-backed OpenAI said it is releasing OpenAI o3-mini, “the newest, most cost-efficient model in our reasoning series, available ...

Microsoft-backed OpenAI (MSFT) is gearing up to release a new artificial intelligence model, known as o3-mini, which promises to deliver faster ...

European and Asian stock markets mostly rose Friday, the end of a week beset by volatility after China's DeepSeek unveiled an artificial intelligence model to rival those of US tech giants.

Markets are in a fairly positive mood, recovering some of the ground lost with the tech shock at the start of the week. Watch out now for Trump's tariffs. European stocks are seen starting positive ...