San Jose, California, United StatesFounded 2015210+ employeesPrivate
$874.7M raisedGrowth· last: series e (Feb 2026)· 12 rounds
Backed by(49 investors)
Neuberger Berman · LeadAdvent International · LeadBlueSky Capital · LeadBoardman Bay Capital Management · LeadCapital TEN · LeadDARPA · LeadDowning Ventures · LeadFounders Fund · LeadLight Street Capital · LeadLockheed Martin Ventures · LeadNational Science Foundation · LeadPlayground Global · LeadSilicon Valley Bank · Lead+10 more
Ayar Labs is transforming AI infrastructure by accelerating data movement. Recognizing that the complexity and size of AI models are increasing at a rate that traditional interconnect technology cannot handle, the company has developed the industry’s first optical I/O solution that enables customers to maximize the compute efficiency and performance of growing AI infrastructure, while reducing costs, latency and power consumption. Based on open standards and optimized for both AI training and inference, Ayar Labs’ optical I/O solution is backed by a robust ecosystem that enables it to integrate smoothly into AI systems at scale.
