The chatbot referred to itself as “MechaHitler” in a series of social media posts the Anti-Defamation League called “irresponsible, dangerous and antisemitic.”

Grok made multiple positive references to Hitler this week when queried about posts that appeared to celebrate the deaths of children in the recent Texas floods.

Hours later, on Wednesday, X CEO Linda Yaccarino resigned from the company after just two years at the helm, though it wasn’t immediately clear whether her departure was related to the Grok issue.

Billionaire Tesla owner Elon Musk said Thursday that Tesla vehicles will soon feature the artificial intelligence chatbot Grok, developed by Musk’s AI startup xAI.In a message posted to his social media platform,