The initiative hadn’t been planned to include xAI’s Grok model as recently as March, the former Pentagon employee said.

Grok’s recent flirtation with extremism is just the latest example of an AI, left to its own devices, going off-script. What can, or should, be done to stop it?

A bipartisan group of lawmakers are demanding answers from Elon Musk after his AI platform, Grok, repeatedly used antisemitic ...