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

AI has made Grok 4 available to all users with generous usage limits for a limited time, while access to the more advanced ...

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

AI opens Grok 4 free tier with usagecap as GPT-5 generates backlash. Musk steps up AI competition amid moderation concerns.

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

Elon Musk’s xAI Holdings Corp. has made the latest version of its artificial intelligence model, Grok 4, free to all users, albeit with usage caps, as controversy continues around OpenAI’s GPT-5 model ...

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

Elon Musk’s AI company, xAI, is offering free global access to its newest model, Grok 4, on X. The news has thrilled millions ...

Elon Musk's xAI has made Grok 4, its advanced AI model, accessible to all users for free for a limited time. While a ...

Musk's confirmation followed a late-night livestream announcing xAI's Grok 4, where he claimed the new AI model was smarter ...

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

Elon Musk's Grok 4 was the strongest fighter in the eight-player field until the final. But in the final, it made ...