OpenAI launches ‘deep research’ tool that it says can match research analyst

ChatGPT developer announces AI agent amid growing challenge from rivals such as China’s DeepSeek

OpenAI to release new artificial intelligence model for free

Move to issue 03-mini model follows sudden arrival of much cheaper Chinese rival DeepSeek’s R1

Reported move would make Japanese group largest financial backer of US startup behind ChatGPT

Wide-ranging investigation says impact on work likely to be profound, but opinion on risk of human extinction varies

Tentative rise comes after emergence of cheaper Chinese rival wiped $1tn off the value of leading US tech companies

Investors’ surprise over Chinese AI chatbot DeepSeek echoes the belief in first-mover advantage of the dotcom bubble

Doug Gurr will lead board as watchdog rules on Microsoft and Amazon’s dominance of cloud computing market

Trump calls emergence of DeepSeek a ‘wake-up call’ amid doubts about sustainability of western artificial intelligence boom

Why doubts have been raised about sustainability of US artificial intelligence boom

Apple and Google cautious about Trump order amid rumours Oracle founder Larry Ellison could buy site

Executive tells WEF in Davos the sites will still have ‘the industry’s most sophisticated community standards’

From electronic shelf labels to more self-service checkouts, automation is coming to your local supermarket

Inaccurate notices branded with broadcaster’s logo sent to iPhone users but tech firm works on improvements

President-elect ‘has warm spot’ for platform and wants political solution to ‘preserve app but protect data’

World Economic Forum says responses from experts in business, politics and academia also highlight climate crisis