"This change, which directed Grok to provide a specific response on a political topic, violated xAI's internal policies and core values," xAI said.

On Wednesday, the world was a bit perplexed by the Grok LLM's sudden insistence on turning practically every response toward the topic of alleged "white genocide" in South Africa. xAI now says that odd behavior was the result of "an unauthorized modification" to the Grok system prompt—the core set of directions for how the LLM should behave.