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

Linda Yaccarino stepped down as X's CEO on Wednesday following a two-year tenure. Elon Musk hired her to help revive the ...

Linda Yaccarino is stepping down as CEO of X after two years at the helm of Elon Musk’s social media company, marking the end ...

Grok 4 has been announced as Elon Musk's AI company seeks to take on OpenAI and preempt the launch of the GPT-5 model.

Trained on xAI’s Colossus supercomputer, Grok 4 is positioned to outperform existing models such as GPT-3 and Gemini 2.5 Pro across key benchmarks.

The latest generation of Grok models are xAI’s answer to the frontier models from OpenAI, Google, and Anthropic.

Elon Musk's AI company, xAI, has launched Grok 4, touted as the world's smartest AI. This advanced chatbot is available to premium users and surpasses graduate-level intelligence.

Hiring Yaccarino was viewed as a smart decision for X, which was bleeding advertisers after a rise in hate speech following ...

The clash between billionaire Elon Musk’s xAI empire and European officials is intensifying with leaders in Poland and ...

The release comes months after the AI startup launched its previous iteration, suggesting an ongoing lightning pace of AI ...

Elon Musk’s xAI has launched its latest AI model, Grok 4, alongside a $300 per month “SuperGrok Heavy” plan. Musk claims Grok ...

Tech billionaire Elon Musk's artificial intelligence company xAI on Wednesday unveiled Grok 4, its latest AI model.