xAI completed its upsized Series E funding round, exceeding the $15 billion targeted round size, and raised $20 billion. Investors participating in the round include Valor Equity Partners, Stepstone Group, Fidelity Management & Research Company, Qatar Investment Authority, MGX and Baron Capital Group, amongst other key partners. Strategic investors in the round include NVIDIA and Cisco Investments, who continue to support xAI in rapidly scaling our compute infrastructure and buildout of the largest GPU clusters in the world.

Full report : xAI raised a $20 billion in Series E, exceeding its $15 billion targeted round size, with participation from Valor, Nvidia, and others, and says Grok 5 is currently in training.