On May 6, Anthropic and SpaceX signed a partnership giving Anthropic full and exclusive access to Colossus 1, the data center in Memphis, Tennessee that xAI built in 2024 to train Grok. The deal gives Anthropic access to over 300 megawatts of compute capacity and more than 220,000 Nvidia GPUs, including H100, H200, and the newest GB200 accelerators. New capacity comes online within the month. The two companies also stated they have “expressed interest in partnering to develop multiple gigawatts of orbital AI compute capacity.”

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