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

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

Elon Musk revealed that his xAI platform has open-sourced the Grok 2.5 model, with Grok 3 expected to be released in six months. He also highlighted that Chinese AI companies are his platform’s ...

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 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 has made an older version of its AI model Grok — specifically, the model weights used to shape Grok 2.5 — available on the open source platform Hugging Face. “The @xAI Grok 2.5 model, ...

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.