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,

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.

Grok's recent update was part of Musk's broader effort to position Grok as an "anti-woke" alternative to AI chatbots like ChatGPT.

Days after introducing an AI ‘waifu’ companion for Grok, Elon Musk is now officially teasing a male version for the ladies. So far we can tell it is broody and dark-haired, and according to Musk, “his personality is inspired by Edward Cullen from Twilight and Christian Grey from 50 Shades .”