Tech Blog

Celestial AI

Last verified 2026-05-05. JSON

The funding figures on this page are attributed, not sourced: a publisher is on record but no document URL is. How we mark provenance.

Total raised$175.0Mattributed
Latest roundseries-c, $175.0M, 2024-03-01attributed
Foundedunknown
HeadquartersSanta Clara CA
Industrysemiconductors|photonics|ai
Stageseries-b+
Websitecelestial.ai

Celestial AI's Photonic Fabric is an optical interconnect that moves data between AI processors and memory systems using light. It serves hyperscale data centers and AI infrastructure teams hitting bandwidth limits during training and inference. Silicon photonics delivers nanosecond latencies at full memory speed, addressing the Memory Wall constraint.

Funding rounds

DateRoundAmountLead
2024-03-01series-c$175.0Mundisclosed

Provenance

FactStatusBasis
Series C, $175.0Mattributedcrunchbase named as publisher. No document URL on file.
Total raised $175.0Mattributedcrunchbase named as publisher. No document URL on file.
Company existenceself-reportedcelestial.ai, read 2026-05-05
Descriptionself-reportedcelestial.ai, read 2026-05-05

Nothing on this page is sourced yet. A sourced fact links to a document that states it.

Change history

No change recorded since records began on 2026-09-24.