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

Know how OpenAI's AI model defeated Elon Musk's Grok in a recent AI chess tournament, exploring the capabilities of modern ...

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 said Tuesday his social media platform X is working to fix its AI chatbot, Grok, after it sided with rival tech ...

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

The AI chess tournament between OpenAI’s o3 model and xAI's Grok 4 invited plenty of speculation as a kind of proxy battle between the two companies and their respective CEOs. A ...

After spending last week hyping Grok's spicy new features, Elon Musk kicked off this week by threatening to sue Apple for ...

During a recent online clash with Sam Altman, the CEO of OpenAI, Elon Musk experienced an unexpected twist when his own AI ...

The xAI chatbot appears left behind in new GSA AI deals, but the agency says all companies are under consideration.

Corporates chase speed, cost, and brainpower OpenAI might be taking flak for GPT-5’s "less intuitive" feel, but the ...

While OpenAI reigns at the top, the likes of Google's Gemini and Meta's Llama are not too far behind. The entry of Grok by Elon Musk's xAI just a year ago intensified the battle.