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 ...

Grok AI new model V9-Medium has completed training at 1.5 trillion parameters — three times the current production model — ...

What if the future of AI could not only dream up stunning web designs but also code them into reality with unmatched precision? In this overview, Universe of AI explores how Grok 4.2, codenamed ...

Elon Musk’s artificial intelligence company, xAI, has officially pushed its Grok 2.5 model into the public domain or at least as close to it as Musk is willing to go. On August 24, the company ...

Grok 3’s most significant upgrade lies in its computational power, boasting over 10 times the capacity of Grok 2.

Unhinged as Grok may be, it's now open source. xAI's CEO, Elon Musk, posted on X that the company made the older Grok 2.5 model available to the public and will do the same with the upcoming Grok 3.

Grok 4.2 is an advanced AI model designed to handle complex reasoning and decision-making tasks through a collaborative multi-agent framework. As overviewed by the AI Grid, this system integrates the ...

An AI model on OpenRouter is called Sonoma Sky Alpha is likely a preview of XAI Grok 4.2. It highlights xAI’s rapid progress in compute power, model diversity, and specialized applications like coding ...

BEIJING, CHINA - AUGUST 24: In this photo illustration, the logo of Grok is displayed on a smartphone screen with the xAI logo in the background on August 24, 2025 in Beijing, China. Elon Musk's xAI ...

Elon Musk announced a massive opportunity for all as Grok 2.5 is now open source. This means that all users from different parts of the globe now get the chance to download the AI chatbot, tweak it to ...

Elon Musk's xAI startup has released an upgraded version of the Grok chatbot. It's available now on X with a Premium ($8/month) or Premium+ ($16/month) X subscription. The model, dubbed Grok-2, is ...

The launch of Grok 4.3 represents a calculated bet by xAI that the market wants specialized brilliance and extreme cost efficiency over a perfectly balanced generalist.