OpenAI unveils long-awaited GPT-5 model
Chief Sam Altman hailed next-generation system as ‘major upgrade’
Chief Sam Altman hailed next-generation system as ‘major upgrade’

Release of eagerly awaited system upgrade has been met with a mixed response, with some users calling the gains ‘modest’

Development comes as tech groups bet on potential for AI to accelerate drug discovery and uncover new materials

OpenAI’s underwhelming new GPT-5 model suggests progress is slowing — and competition in the space is changing

Company behind the ChatGPT tool is still lossmaking, as are its biggest rivals

ChatGPT maker has boundless ambition, but how much can it achieve before suffering a serious case of indigestion?

ChatGPT maker’s plans to convert into a for-profit leads software giant to make contingency plans