U.S. tech companies are rolling out investments into U.K. AI infrastructure as President Trump kicks off his state visit to London.

Why it matters: The Trump administration wants allies to make American tech the backbone of their AI infrastructure — and these deals could lock in that path for the U.K.

Driving the news: Trump and U.K. Prime Minister Keir Starmer on Thursday will sign a tech partnership focused on AI and quantum computing, as well as a deal to increase the sources of low-cost electricity needed for AI. • Nvidia's Jensen Huang, OpenAI's Sam Altman and Microsoft's Satya Nadella are joining the president during his state visit, per people familiar.

The deals announced include: • Microsoft is investing $30 billion from 2025 through 2028. That includes $15 billion in capit

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