Celestial AI

Optical interconnects for high-performance computing

Sunnyvale, California, United States

About Celestial AI

Celestial AI focuses on high-performance computing for hyperscale data centers with its technology called Photonic Fabric™, an optical compute interconnect. This technology reduces DRAM requirements by up to 35% and lowers power consumption while increasing bandwidth capacity, which is essential for multi-tenant cloud environments. Additionally, it allows for the disaggregation of High Bandwidth Memory (HBM) using optics instead of traditional connections. The goal is to provide optical connectivity that supports advancements in Generative AI and complex workloads.

Sunnyvale, CaliforniaHeadquarters
2020Year Founded
$329.6MTotal Funding
SERIES_CCompany Stage
Data & Analytics, Hardware, AI & Machine LearningIndustries
51-200Employees

Benefits

Health Insurance
Vision Insurance
Dental Insurance
Life Insurance
Company Equity

Risks

Emerging competition from companies like Lightmatter and Ayar Labs.
Potential integration challenges with existing data center infrastructure.
Dependency on limited suppliers for photonic components poses supply chain risks.

Differentiation

Celestial AI's Photonic Fabric™ offers unique optical compute interconnect technology.
The company reduces DRAM requirements by up to 35%, saving billions annually.
Celestial AI enables disaggregation of HBM over optics, enhancing bandwidth capacity.

Upsides

Acquisition of Rockley Photonics' IP strengthens Celestial AI's competitive position.
$175 million Series C funding supports further innovation and market expansion.
Growing demand for energy-efficient solutions aligns with Celestial AI's sustainable focus.