Grok 4 had lower lmarena scores than I had projected based upon the amount AI training compute used. I had projections for ...

OpenAI's o3 and xAI's Grok 4 faced off in Google's new Kaggle Game Arena, and the final results weren't even close.

Checkmate: OpenAI's o3 swept Musk's Grok 4 in an AI chess showdown.

The most controversial AI platform is arguably one founded by Elon Musk. The chatbot Grok has spewed racist and antisemitic ...

Overview GPT-5 by OpenAI leads in enterprise adoption with strong coding, long-context, and integration capabilities.Grok 4 ...

In a surprising turn of events, OpenAI's o3 defeated xAI’s Grok 4 in Google’s Kaggle Game Arena chess competition, securing a clean 4-0 victory.

Grok Imagine’s Spicy video mode is sparking backlash for generating explicit AI deepfakes of celebrities with minimal ...

When xAI unveiled Grok 4 last month, Musk described it as "the world's most powerful AI model," claiming it outperformed ...

Built into social media platform X, Grok is Musk’s edgy AI chatbot—real-time, irreverent, and mired in controversy.

Elon Musk says Grok 5 is coming by year-end, claims Grok 4 outperforms OpenAI's GPT-5 amid rapid AI advancements.

Grok 4, the latest AI model from Elon Musk’s xAi, achieves innovative performance on benchmarks, outperforming competitors like Opus 4 and Gemini 2.5 Pro in reasoning and problem-solving tasks.

Tesla CEO Elon Musk on Thursday challenged OpenAI's GPT-5 release by asserting his xAI's Grok 4 Heavy model was already outperforming it two weeks ago.