xAI built Grok on common transformer foundations, showing that AI progress now depends on speed, data, and integration. Its ...

Grok 4 had lower lmarena scores than I had projected based upon the amount AI training compute used. I had projections for Grok 3.5 which was renamed Grok 4. We do not have elo lmarena score for Grok ...

Elon Musk’s artificial intelligence start-up xAI is rolling out Grok 4 just months after releasing its previous iteration.

With all the AI news coming out each week, some of the more significant advancements can be hard to track. Grok 4 Fast is streamlined version of xAI's flagship Grok 4 model released back in July 2025.

In 2015, Elon Musk and Sam Altman cofounded OpenAI based on a seemingly ethical ethos: to develop AI technology that benefits humanity, rather than systems controlled by big-money corporations. At the ...

Over the July 4 holiday weekend, xAI updated its publicly available instructions for the artificial intelligence chatbot Grok, telling the bot to "not shy away from making claims which are politically ...

Grok, the AI chatbot launched by billionaire Elon Musk, has declined in usership throughout 2026 so far across both mobile apps and website visits, according to data from Similarweb, as many of the ...

Elon Musk isn't one to sit out a tech trend. In November 2023, he launched Grok, an AI chatbot created by his artificial intelligence startup, xAI. Musk, who co-founded OpenAI before departing in 2018 ...

Elon Musk’s AI chatbot Grok is losing momentum after an early surge fuelled by controversy and viral features. New data, ...