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 ...

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

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

AI has made its AI model Grok 4 accessible to all users, expanding from its initial paid-only release. A global rollout ...

Elon Musk’s AI company, xAI, has announced that its newest artificial intelligence model, Grok 4, is now available for free ...

Musk claims users have already generated over 44 million images using the feature, with the number continuing to grow.

AI has made Grok 4 freely accessible to all users globally, but the more advanced model, Grok 4 Heavy, will be available only ...

Elon Musk-owned xAI is testing Grok 4.20, a small update to Grok 4, which already competes with GPT-5 in some benchmarks, ...

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.

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.

Elon Musk-owned xAI has officially made the latest version of its AI model, Grok 4, freely accessible to all users worldwide.