A legal dispute over the future of Kalshi, Polymarket and others has drawn in the Trump administration, the president’s son and nearly every state attorney general.

The social networking giant projected it could spend $10 billion annually on Anthropic’s tools, illustrating the friend-foe relationships underlying the A.I. race.

Meta, the social media giant, agreed to change the way children interact with its apps. That could be trouble if its competitors don’t abide by the same rules.

Hundreds of former UK service personnel have had their pensions cut after being overpaid.

The AI startup has been at loggerheads with the Pentagon over the use of AI by the US military.