Salience Labs Raises $125M Series B to Scale Optical Switching for AI Datacenters

Salience Labs secured $125M in a Series B round led by Bullhound Capital to advance its silicon photonic optical circuit switching technology for AI datacenters, aiming to improve data exchange efficiency between GPUs and reduce latency. The funding will support manufacturing scale-up and expansion in Silicon Valley, following a recent demonstration of a 64-port switch and plans for larger models.