Video: Lightmatter’s 3D Photonic Interposer
At the Hot Chips Conference at Stanford University, Darius Bunandar, Chief Scientist and Founder of Lightmatter, previewed his presentation on ...
In Focus: Lightmatter
Lightmatter Profile
Private Company
Lightmatter develops photonic computing and optical interconnect technologies designed to address bandwidth, power, and scaling challenges in AI infrastructure. The company combines silicon photonics, optical networking, and advanced packaging technologies to enable high-performance communication between AI accelerators, memory, and compute clusters.
| Headquarters | Mountain View, California |
| CEO | Nick Harris |
| Founded | 2017 |
| Primary Focus | Silicon Photonics, Optical Interconnects, AI Infrastructure, Photonic Computing |
| Key Platforms | Passage™, Envise™, Photonic Superchips, Optical Interconnect Fabric |
Coverage Areas:
Silicon Photonics • Optical Interconnects • AI Infrastructure • Scale-Up Networks • Scale-Out Networks • Co-Packaged Optics • Photonic Computing • Advanced Packaging • Data Center Networking
Silicon Photonics • Optical Interconnects • AI Infrastructure • Scale-Up Networks • Scale-Out Networks • Co-Packaged Optics • Photonic Computing • Advanced Packaging • Data Center Networking
Converge Digest tracks Lightmatter’s silicon photonics innovations, optical interconnect roadmap, Passage platform deployments, photonic networking technologies, AI infrastructure partnerships, funding milestones, customer engagements, and efforts to improve scalability and efficiency in next-generation AI systems.
HOTI25: Lightmatter’s Roadmap to 100x AI Bandwidth
AI supercomputers are hitting a wall—not in compute, but in moving data fast enough. At today’s Hot Interconnects online event, ...
Lightmatter Shows its 114 Tbps Photonic Superchip and 64 Tbps CPO
At OFC 2025, Lightmatter introduced two groundbreaking products—Passage™ M1000 and Passage™ L200/L200X—that redefine the future of AI infrastructure by delivering record-breaking bandwidth and eliminating ...
Lightmatter Picks GlobalFoundries to Produce its AI Interconnect
Lightmatter selected GlobalFoundries (GF) to mass-produce its "Passage," a 3D-stacked silicon photonics platform designed to meet the escalating demands of ...
Lightmatter and ASE Build 3D Photonics Engine with Pluggable Fiber
Lightmatter has announced a strategic collaboration with Advanced Semiconductor Engineering, Inc. (ASE), the world’s largest semiconductor packaging and testing provider, ...
Lightmatter appoints Simona Jankowski as CFO
Lightmatter, a start-up developing photonic interconnect and compute products, has appointed Simona Jankowski as Chief Financial Officer (CFO). Jankowski previously ...
Lightmatter lands $154 million for photonic interconnects / processors
Lightmatter, a start-up based in Boston, raised a $154 million Series C investment round for its photonic interconnects and processors. ...
Lightmatter hires Richard Ho, former top Google TPU engineer
Lightmatter, a start-up based in Boston developing a new class of photonic processing chip, named Richard Ho as its new ...
Lightmatter raises $80 million for its photonic processor
Lightmatter, a start-up based in Boston, has raised $80 million in Series B funding for its development of a new ...
Lightmatter unveils wafer-scale photonic interconnect
Lightmatter, a start-up based in Boston, unveiled a wafer-scale, programmable photonic interconnect that allows arrays of heterogeneous chips (CPUs, GPUs, ...
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