Company intelligence
Lightmatter
A Giant Leap
Computer Hardware Manufacturing
Mountain View, US
372 employees
Founded 2017
7 public signals
About Lightmatter
We are building the engine that will power discoveries, drive progress, and redefine what computers—and human beings—are capable of.
Verified activity
Signals from Lightmatter
7 published signals
Products & Services
Lightmatter released the Passage L-Series CPO chip delivering up to 64 Tbps bandwidth to enable 3x faster training and lower latency inference.
Reported by Lightmatter
Research & Knowledge
Lightmatter highlights that photonic interconnects will allow data centers to join GPUs in a rack or entire ROW of racks to form a supercomputer with 1,024 or more GPUs within a matter of years.
Reported by Clarence Cromwell
Presence & Recognition
Lightmatter Founder and CEO Nicholas Harris is featured in the AI Infra Summit first panel titled Feeding the AI Factory: Solving Data Movement, Memory, and Storage Bottlenecks at Scale.
Reported by Lightmatter
Presence & Recognition
Lightmatter has been honored with the Best Paper award at Hot Interconnects for its 2026 paper titled Scaling Inference Prefill with High-Radix Photonic Interconnects.
Reported by Lightmatter
Presence & Recognition
Lightmatter is attending Citi's 2026 Global TMT Conference in New York with a global audience of over 2,000.
Reported by Lightmatter
Presence & Recognition
Lightmatter was recognized for Arulselvan Madhavan's spearheaded effort.
Reported by Thomas Graham
Research & Knowledge
Lightmatter expanded last year's analysis of training and shows meaningful benefits of CPO for inference systems.
Reported by Taylor Groves