xAI Raises $20 Billion Series E
By Amit Chowdhry ● Jan 6, 2026
xAI announced it has closed an upsized Series E funding round totaling $20 billion, surpassing its previously targeted $15 billion raise, as the company accelerates development of its AI models and the infrastructure behind them. The company said the financing included participation from Valor Equity Partners, Stepstone Group, Fidelity Management & Research Company, Qatar Investment Authority, MGX, and Baron Capital Group, among other investors. And xAI added that NVIDIA and Cisco Investments joined as strategic investors, backing efforts to scale compute capacity and expand what it described as some of the world’s largest GPU clusters.