Reflection AI will pay $150 million monthly from July 2026 through 2029 for Nvidia GB300 chips and hardware at SpaceX’s Colossus 2 data center, in a contract worth up to $6.3 billion and cancellable after three months with 90 days’ notice. The startup says this deal underpins its open-weight AI strategy, positioning it against closed labs like Anthropic and OpenAI.