Anthropic commits up to $120.5B to SpaceX compute through 2029
Overview
Anthropic is SpaceX's largest customer, according to Andrew Curran, who says the company overtook NASA and the Pentagon for the first time.
Curran identifies Anthropic as "Customer B" in a SpaceX filing and says the compute-as-a-service client accounted for 34.5% of SpaceX's revenue last quarter.
Curran says Anthropic has committed to spend up to $120.5 billion through 2029, with payments of $3.1 billion a month starting in December 2026. The figures come from Curran's post; this overview does not verify them against the filing.
Written by AI from the articles below · updated Oct 29, 4:15 PM ET
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Andrew Curran@AndrewCurran_XAnthropic is SpaceX's largest customer, paying $3.1 billion a month from December 2026AIAndrew Curran says Anthropic is SpaceX's largest single customer, overtaking NASA and the Pentagon for the first time. He says the compute-as-a-service client, identified as "Customer B" in a SpaceX filing, accounted for 34.5% of SpaceX's revenue last quarter. Curran adds that Anthropic has committed to spend up to $120.5 billion through 2029, with payments of $3.1 billion a month starting in December 2026.

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