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Ayar Labs

Ayar Labs develops chiplet-based optical I/O solutions that replace electrical interconnects in AI and HPC systems. Raised $870M+; TeraPHY optical chiplet in production. Nvidia, AMD, and Intel among investors. Spun out of MIT/Berkeley research.
Ayar Labs enables orders-of-magnitude improvements in chip-to-chip bandwidth and power efficiency for AI clusters.
ayarlabs.com Photonics & InterconnectsUSAprivate

At a glance

Total raised
$870M
last round series e
Headcount
no public estimate on record
Headquarters
Santa Clara
USA
Founded
2015
11 years active
Status
Private
Photonics & Interconnects
Latest valuation
$3.8B
Series E · 2026
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