Elon Musk’s xAI has stepped up in the AI arms race against rival OpenAI. On August 10, xAI made its Grok 4 model free for all ...

OpenAI CEO Sam Altman responded to Elon Musk's comments about ChatGPT ‘eating Microsoft alive’, stating he doesn't think much ...

Electricity needed to train large AI models is more than doubling each year and could require as much power as some cities within a few years, researchers said.

Grok 4, the latest version of xAI’s chatbot, is now free for everyone — with limits. “The free tier allows a small number of queries per day. Beyond that requires subscription,” said Elon Musk. Paid ...