SpaceX S-1 Reveals Anthropic Will Pay xAI $1.25B/Month for Colossus Compute Through 2029

Summary

TechCrunch reported on May 20, 2026 — based on disclosures in SpaceX's S-1 filing — that Anthropic's compute partnership with xAI carries a $1.25 billion monthly payment running through May 2029, totaling over $40 billion across the contract and ~$15 billion annually. The deal grants Anthropic 300 megawatts from xAI's Colossus 1 data center near Memphis, with the first two months at a discounted rate during ramp-up and a 90-day mutual termination clause. The financial scale far exceeds what was