Celestial AI Raises $520 million Series C

Celestial AI raised $520M in Series C financing led by Fidelity Management & Research Company, with participation from Fidelity Management & Research Company, bringing the. Celestial AI is a Cloud / Infrastructure company focused on Accelerate AI Computing. The new capital is framed around Accelerate AI Computing.

What it does

Celestial AI is a Cloud / Infrastructure company focused on Accelerate AI Computing. The business sits in Cloud & Infrastructure, where funded companies are using fresh capital to deepen product coverage, distribution, or operating capacity.

Traction

$520 million. Management framed the new capital around Accelerate AI Computing.

Trend impact

Celestial AI is targeting infrastructure bottlenecks created by the compute demands of modern AI workloads. The capital raise matters because it gives the company more room to compete for customers, talent, and mindshare while incumbents and adjacent startups respond with clearer product depth or distribution.

Funding history

• August 13, 2025 · Series C · $520 million · Fidelity Management & Research Company, bringing the

Products & services

• Cloud & Infrastructure workflow monitoring tied to the funding announcement
• Customer-facing product described on the company website
• Operational tooling for cloud & infrastructure teams
• Data capture and reporting across core business processes
• Team expansion support funded by the latest round