https://gridtochip.site/companies/lightmatter News and posts about Lightmatter on GridToChip https://www.hpcwire.com/off-the-wire/lightmatter-joins-open-cpx-msa-introduces-bidirectional-cpx-optical-engine Fri, 18 Sep 2026 04:36:34 GMT Lightmatter joined the Open CPX MSA and launched the Passage L20 CPX module, an Open CPX module designed to reduce optical cabling in AI scale-up networks by combining transmit and receive on a single fiber. (HPCwire)