20 tracked AI models list xAI as a developer. 3 of them are frontier models — among the largest training runs of their moment. The largest is Grok 4, at 5 x 10^26 FLOP (July 2025). The most recent tracked release is from July 2026.
It operates 3 tracked GPU clusters.
Its most recently reported annualized revenue is $428M. It was last valued at $230B. It employs around 900 people.
