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Celestial AI, the creator of the Photonic Fabric optical interconnect technology, has announced a successful Series C1 funding round, securing $250 million. The round was led by Fidelity Management & Research Company, bringing the total capital raised by the company to over $515 million. Celestial AI's Photonic Fabric platform aims to speed up data transfer inside servers using light, with plans for new data centers in North America and France. This investment underscores the growing demand for advanced AI models and the development of AI infrastructure.

The company's Photonic Fabric technology allows AI compute to be networked seamlessly, from within processor packages to servers across multiple racks. Celestial AI offers a full suite of products, that include connectivity, switching and packaging solutions which serve as the foundation for optical scale-up networks for accelerated computing. Celestial AI's valuation has now reached $2.5 billion, reflecting investor confidence in its potential to revolutionize AI infrastructure. New investors include funds and accounts managed by BlackRock, Maverick Silicon, Tiger Global Management and Lip-Bu Tan, as well as participation from existing investors including AMD Ventures, Koch Disruptive Technologies (KDT), Temasek, Temasek’s wholly-owned subsidiary Xora Innovation, Porsche Automobil Holding SE and The Engine Ventures.

ImgSrc: insideainews.co

References :

• insideAI News: SANTA CLARA, CA – March 11, 2025 – Celestial AI, creator of the Photonic Fabric optical interconnect, today announced that it has raised $250 million in its Series C1 funding round led by Fidelity Management & Research Company, bringing the total capital raised to date to more than $515 million.
• insidehpc.com: SANTA CLARA, CA – March 11, 2025 – Celestial AI, creator of the Photonic Fabric optical interconnect, today announced that it has raised $250 million in its Series C1 funding round led by Fidelity Management & Research Company, bringing the total capital raised to date to more than $515 million.
• Crunchbase News: Optical interconnectivity startup Celestial AI raised a $250 million Series C1 round led by Fidelity Management & Research Co. at a reported $2.5 billion valuation.
• OODAloop: Celestial AI, a startup that seeks to use light to speed up data transfer inside servers, has raised $250 million to better position itself in a race to lower AI computing power requirements.
• SiliconANGLE: Celestial AI Inc., a startup that develops optical technology for linking chips, has raised $250 million in funding at a $2.5 billion valuation.
• Verdict: Celestial AI raises $250m in Series C1 funding

Classification:

• HashTags: #AI #Funding #AIInfrastructure
• Company: Celestial AI
• Target: AI Infrastructure
• Product: Photonic Fabric
• Feature: Photonic Fabric
• Type: AI
• Severity: Informative