Is AI hitting a wall?
OpenAI’s underwhelming new GPT-5 model suggests progress is slowing — and competition in the space is changing
OpenAI’s underwhelming new GPT-5 model suggests progress is slowing — and competition in the space is changing

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

Three years since the debut of ChatGPT, the $500bn start-up is facing significant challenges to its dominance in AI

Companies such as OpenAI are running what amounts to a giant social experiment

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