AIs Grok 4 AI model is now accessible to all users, including free-tier access to Auto and Expert modes, expanding user ...

The move by xAI indicates it is looking to reach more users while keeping premium features and capabilities locked behind a ...

Elon Musk and xAI employee announced on Wednesday night the launch of the startup's next flagship AI model, Grok 4.

Do you know that even a simple “thank you” to an AI system like Grok uses an inordinate amount of energy? Sounds tiny for a ...

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

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 ...

Elon Musk says Grok 5 is coming by year-end, claims Grok 4 outperforms OpenAI's GPT-5 amid rapid AI advancements.

Elon Musk’s Grok loses to Sam Altman’s OpenAI in AI chess tournament - OpenAI’s o3 achieves a clean sweep against xAI’s Grok ...

Yaccarino was the first permanent CEO Elon Musk hired after buying the platform in 2022. On paper, Grok 4 is Musk’s most ambitious AI model yet.

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