Bezos’ AI startup Prometheus raises $12B at $41B valuation, and the CEOs explain what they’re doing

Prometheus co-CEOs Vik Bajaj and Jeff Bezos speak with CNBC’s David Faber in San Francisco on Thursday, June 11, 2026. Jeff Bezos has bankrolled his Blue Origin space venture on his own, selling shares of Amazon stock to get the company to orbit and beyond, but others are chipping in for his next big endeavor. Prometheus , the AI startup where Bezos is co-CEO, is announcing Thursday morning that it has raised $12 billion in Series B funding at a valuation of roughly $41 billion.