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.

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

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

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 ...

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.

Instead of launching Grok 4 to all Azure AI Foundry customers, Microsoft is now working on a private preview of the model — ...

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.