OpenAI and Nvidia back multi-billion UK AI data centres

The chief executives of OpenAI and Nvidia are expected to pledge support for billions of dollars in investments in UK data centres during a state visit next week by US President Donald Trump, according to media reports. Sam Altman of OpenAI and Jensen Huang of Nvidia are said to be working with London-based data centre operator Nscale Global Holdings on the initiative, which would form part of a wider slate of US corporate investment announcements while the presidential delegation is in Britain.

Bloomberg reported that Altman and Huang will be among a group of US technology executives travelling with the presidential party and that the companies are teaming up with Nscale to accelerate deployment of computing capacity to serve advanced artificial intelligence workloads. The reports said the UK government would provide energy support for the data centre builds, OpenAI would offer access to its AI tools, and Nvidia would supply the specialised chips that power large AI models. OpenAI, Nscale and Downing Street did not respond to requests for comment outside regular working hours, and Nvidia has declined to comment to some outlets.

Separately, Nvidia said it is partnering with...