It isn't immediately clear what led to the disturbing posts, whether due to a fault in the chatbot's programming or if Grok was just following orders.

On Sunday, the chatbot was updated to "not shy away from making claims which are politically incorrect, as long as they are well substantiated." By Tuesday, it was praising Hitler.

Grok's Nazi-sympathizing responses sparked backlash this week, but the fix reveals how a single prompt instruction can shape an AI's entire political worldview.