xAI completes $20 billion Series E funding round; Nvidia makes another move.

Elon Musk's xAI has completed a $20 billion Series E funding round, exceeding its initial target. Investors include well-known institutions such as Nvidia and Cisco, as well as Middle Eastern capital. Data shows that Grok has reached 600 million monthly active users, and Grok 5 is currently being trained. The company possesses over 1 million H100 GPUs of equivalent computing power, and Grok 4 has achieved breakthroughs in reinforcement learning.