Lightmatter
verifiedPaidlightmatter.co
Photonics company building Passage optical interconnects and Guide light engines to scale bandwidth for AI supercomputers.
What it does
Lightmatter is a photonic computing company that builds optical interconnect hardware for AI data centers. Its Passage platform provides co-packaged optics and 3D photonic interposers, and its Guide light engines supply the laser sources for co-packaged optics. The technology targets bandwidth and reach limits of electrical I/O in large GPU training clusters.
Core features
Passage co-packaged optics and 3D photonic interposers
Guide VLSP light engines / laser sources
Edgeless I/O architecture for bandwidth scaling
Reference platforms (M1000, EVK100, EVK50)
Multi-terabit-per-second aggregate bandwidth
NVIDIA NVLink Fusion ecosystem member
Best for
→Scale interconnect bandwidth for AI supercomputers
→Connect GPUs/TPUs in large training clusters
→Improve energy efficiency of data-center networking
→Serve foundation-model inference at scale
Toolspool rankingby global site rank
Reviews
Big-picture takes: what it's for and whether it delivers. High-engagement YouTube videos — not sponsored.
Tutorials
Step-by-step: exactly how to get things done with it.