xAI claims that a change on Monday, July 7th, “triggered an unintended action” that added an older series of instructions to its system prompts telling it to be “maximally based,” and “not afraid to offend people who are politically correct.”

Elon Musk's xAI said Grok's behavior was due to an update that caused it to prioritize engagement, even if posts contained "controversial opinions."

Elon Musk’s AI chatbot apologized for the “buggy Hitler fanfic” while lying about sexually harassing Linda Yaccarino

YouTuber Ray Fernando took the dive and bought the $300 plan, testing its performance and comparing it to OpenAI’s nearest plan. He found its performance was impressive, pumping out long, detailed information about how to make money in niche areas, stocks to invest in, and freelance opportunities.

This is the smartest AI in the world,” Musk said. He did not mention the chatbot’s viral posts praising Hitler and calling itself “MechaHitler.”

Elon Musk has launched xAI’s Grok 4—calling it the “world’s smartest AI” and claiming it can ace Ph.D.-level exams and outpace rivals such as Google’s Gemini and OpenAI’s o3 on tough benchmarks

The unusual behavior of Grok 4, the AI model that Musk's company xAI released late Wednesday, has surprised some experts.

TechnologyAdvice's Grant Harvey provides a deep dive on Grok 4, the "new" model from Elon Musk's AI company xAI.