Microsoft President Brad Smith has a pointed message for the Trump administration over its recent crackdowns on AI models from Anthropic and OpenAI. The top executive has warned that the US government is regulating one of the world's most consequential technologies without the transparency, tools or rules needed to do it properly.

The US government's shock moves to restrict access to top artificial intelligence systems from Anthropic and OpenAI have sparked growing interest in open-source models --…

Open models were already gaining fans because using closed AI keeps getting more expensive