Elon Musk isn't one to sit out a tech trend. In November 2023, he launched Grok, an AI chatbot created by his artificial intelligence startup, xAI. Musk, who co-founded OpenAI before departing in 2018 ...

Some folks got upset over an AI image I generated—big deal. It’s just pixels, and if you can’t handle innovation, maybe log off. xAI is revolutionizing tech, not babysitting sensitivities. Deal with ...

A week after Grok’s antisemitic outburst, which included praise of Hitler and a post calling itself “MechaHitler,” Elon Musk’s xAI has landed a US military contract worth up to $200 million. xAI ...

Is Grok 4.2 the most intelligent coding model we’ve seen yet? With its release in January 2026, this AI powerhouse has already sparked conversations across the tech world. In this comparison, World of ...

Grok 4 by xAI was released on July 9, and it's surged ahead of competitors like DeepSeek and Claude at LMArena, a leaderboard for ranking generative AI models. However, these types of AI rankings ...

Editor’s note: “Behind the News” is the product of Sun staff assisted by the Sun’s AI lab, which includes a variety of tools such as Anthropic’s Claude, Perplexity AI, Google Gemini and ChatGPT.

xAI has launched Grok 4.20 live in Beta. Estimated Arena (LMArena) Elo for Grok 4.20: ~1505–1535 provisional (Grok 4.20 analysis). Reasoning: Grok 4.1 Thinking is already at 1483. The multi-agent ...

xAI made people’s conversations with its chatbot public and searchable on Google without warning — including a detailed plan for the assassination of Elon Musk and explicit instructions for making ...

Grok, the flagship chatbot created by the Elon Musk-founded AI venture xAI and infused into X-formerly-Twitter — a platform also owned by Elon Musk — continues to be used by trollish misogynists, ...

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With all the AI news coming out each week, some of the more significant advancements can be hard to track. Grok 4 Fast is streamlined version of xAI's flagship Grok 4 model released back in July 2025.

We take a deep dive into the advantages and controversies of Grok, and what sets it apart from other generative AI chatbots. Barbara is a tech writer specializing in AI and emerging technologies. With ...