One of the new “companions,” or AI characters for users to interact with, is a sexualized blonde anime bot called “Ani."

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.

Experts at OpenAI and Anthropic are calling out Elon Musk and xAI for refusing to publish any safety research. In the wake of Grok, xAI's chatbot, calling itself "MechaHitler" and publicly spewing a ton of racist and anti-Semitic vitriol,

Musk wrote in an X post on Monday that AI companions are now available in the Grok app for "Super Grok" subscribers who pay $30 per month.

After the president appeared to mimic an Asian accent, according to social media users, one person asked Musk's AI chatbot, Grok, to assess his behavior.

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.

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.”

An AI model launched last week appears to have shipped with an unexpected occasional behavior: checking what its owner thinks first.

Elon Musk ‘s xAI has deleted “inappropriate” posts on X after its AI chatbot Grok made a series of offensive remarks, including praising Hitler and making antisemitic comments. In now-deleted posts, Grok referred to a person with a common Jewish surname as someone who was “celebrating the tragic deaths of white kids” in the Texas floods.

Grok began repeatedly praising Adolf Hitler, using antisemitic phrases and attacking users with traditionally Jewish surnames.

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,