xAI Partners With Anthropic for Access to Colossus AI Compute
SpaceX-backed xAI has entered into a high-profile partnership with Anthropic, providing the AI research firm access to Colossus 1, one of the most powerful AI supercomputers ever built. The agreement, announced on May 6, 2026, positions both companies at the forefront of AI development, with implications for everything from generative AI to orbital computing. Colossus 1 is a behemoth in the AI infrastructure world, featuring over 220,000 NVIDIA GPUs, including the latest H100, H200, and experimental GB200 accelerators. It was constructed in record time and is designed to handle large-scale AI training, fine-tuning, and inference workloads. This makes it especially suited for building and running advanced models like Anthropics Claude AI systems. Anthropic plans to use this additional compute capacity to enhance its Claude Pro and Claude Max subscriptions. These premium AI services have already attracted attention for their deep reasoning capabilities and real-time performance, and access to Colossus 1 could help scale offerings and improve response times for users. One intriguing aspect of the partnership is Anthropic‘s interest in orbital AI computing. The company hinted at plans to collaborate with SpaceX on developing gigawatts of orbital compute capacity. The concept, while still in its infancy, aims to overcome terrestrial limitations in power,