Lightmatter’s $400M round has AI hyperscalers hyped for photonic data centers

Photonic computing startup Lightmatter has raised $400 million to blow one of modern data centers’ bottlenecks wide open. The company’s optical interconnect layer allows hundreds of GPUs to work synchronously, streamlining the costly and complex job of training and running AI models. The growth of AI and its correspondingly immense compute requirements have supercharged the […]