
Elon Musk's AI company building Grok. London office at former Twitter/X UK headquarters near Piccadilly Circus.
xAI is a Series C+ AI company with an office in London's W1B postcode district. Its founder is Elon Musk. Its listed backers include Valor Equity Partners, Stepstone Group and Fidelity Management & Research Company, among others.
20 Air Street, W1B 5AN