Elon Musk, SpaceX CEO. Andrew Harnik/Getty Images Anthropic and SpaceX have signed a new deal for 300 megawatts of compute capacity. The OpenAI rival will use Colossus One data center to boost Claude Code for developers. SpaceX, after acquiring xAI, is inking new deals to sell GPU access. Anthropic is turning to Elon Musk for computing capacity. As the company faces a surge in demand for its AI coding service, Claude Code , Anthropic will use SpaceX's Colossus One data center to meet the moment. Chief Product Officer Ami Vora announced the blockbuster deal at Anthropic's developer conference in San Francisco on Wednesday morning. Vora said that Anthropic  is doubling the current 5-hour rate limit for developers on Pro, Max, Team, and seat-based Enterprise plans. The company is also raising rate limits for developers using the advanced Claude Opus model's API, allowing more input and output per minute. These moves will stretch the company's already strained computing capacity.…