Ayar Labs develops silicon photonics-based co-packaged optics (CPO) solutions, including TeraPHY optical I/O chiplets manufactured by GlobalFoundries and SuperNova multi-wavelength light sources, to replace electrical interconnects with high-speed optical fiber links for AI scale-up and high-performance computing infrastructure. The company is headquartered in San Jose, California, was founded in 2015 by CEO Mark Wade and CTO Vladimir Stojanovic, and has raised approximately $870 million in total funding including a $500 million Series E round in 2026.