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xAI has rapidly developed a comprehensive AI ecosystem in three years, including massive GPU infrastructure (Colossus 1 and 2) and a suite of Grok models and applications, emphasizing integrated systems and ongoing acceleration.
A tweet recommends an early read of an incredible profile of Mark Zuckerberg by colossusjeremy, associated with the Founders Podcast.
This IEEE Spectrum article recounts the story of Colossus, the world's first large-scale programmable electronic digital computer, built by Tommy Flowers to crack Germany's advanced Lorenz cipher during World War II, and notes its upcoming IEEE Milestone dedication ceremony at Bletchley Park.
SpaceX has signed a computing power deal with open-source AI startup Reflection, worth up to $6.3 billion, giving Reflection access to Nvidia GB300s via SpaceX's Colossus data center. The deal highlights SpaceX's expansion into selling computing capacity and the growing momentum of open-source AI.
Anthropic has agreed to pay SpaceX $1.25 billion monthly ($15 billion annually) through May 2029 for access to its Colossus AI data centers, revealing the massive demand for compute capacity and the intertwined nature of AI and infrastructure companies.
SpaceX's S-1 filing reveals a $1.25 billion per month cloud services agreement with Anthropic for compute capacity on COLOSSUS and COLOSSUS II through May 2029, supporting training of Grok 5.
According to a SpaceX prospectus, Anthropic is paying $1.25 billion per month ($15 billion annually) for compute capacity on SpaceX's Colossus 1 and Colossus 2 supercomputers, far exceeding previously reported estimates and indicating a hefty premium for AI compute.
Anthropic is expanding its partnership with SpaceX to scale up Claude inference on the Colossus 2 cluster using GB200 capacity, starting in June.