Elon Musk’s SpaceXAI has signed a landmark deal to lease its Colossus 1 supercomputer to rival startup Anthropic. The Elon Musk SpaceX Anthropic deal provides 220,000 GPUs to power Claude AI, while Musk retains a "Humanity Clause" to revoke access. The partnership highlights a pragmatic shift where infrastructure scale outweighs previous ideological rivalries.