xAI’s latest frontier model, Grok 4, has been released without industry-standard safety reports, despite the company’s CEO, Elon Musk, being notably vocal about his concerns regarding AI safety. Leading AI labs typically release safety reports known as “system cards” alongside frontier models.

Elon Musk on Wednesday teased a forthcoming male Grok companion from xAI, which already offers an anime waifu named Ani and a red panda named Rudi.

Tech billionaire Elon Musk piled on to ongoing MAGA outrage against President Donald Trump and his administration in a late-night posting spree over their handling of the Jeffrey Epstein sex-trafficking case.

Earlier today, Grok showed me how to tell if someone is a “good scientist,” just from their demographics. For starters, according to a formula devised by Elon Musk’s chatbot, they have to be a white, Asian, or Jewish man.

AI explained why Grok 4 seemed to search for Elon Musk's opinions when asked about some hot-button topics.

Grok’s responses must come from ‘independent analysis,’ not Musk’s stated beliefs. xAI has offered a couple more fixes for “issues” with its Grok AI chatbot, promising it will no longer name itself “Hitler” or base its responses on searches for what xAI head Elon Musk has said.

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.”

Economist Paul Krugman believes that Elon Musk’s Grok AI chatbot became “MechaHitler” because the latter tried to make the AI less “politically correct.” What Happened: On Thursday, Krugman weighed in on the recent controversy in his Substack newsletter,