
Celestial AI’s $250M Funding – Accelerating AI’s Future with Light
Imagine a world where AI doesn’t just think—it thinks at the speed of light.
That’s the promise behind Celestial AI, a Silicon Valley startup that’s redefining how AI hardware communicates. In March 2025, the company secured $250 million in Series C1 funding at a $2.5 billion valuation, not for another AI model or chatbot, but for something far more foundational: the invisible highways that shuttle data between chips.