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Ayar Labs

Ayar Labs

Ayar Labs develops co-packaged optical interconnects that replace copper I/O to scale AI clusters beyond the rack.

Operating headquarters
San Jose, CA, US🇺🇸
Founded
2015
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Contents

  1. 01Products & Services
  2. 02Market Outlook
  3. 03Competitive Strengths
  1. 01Products & Services
  2. 02Market Outlook
  3. 03Competitive Strengths

Product Overview

Ayar Labs' TeraPHY optical engine is a silicon-photonics chiplet that converts electrical SerDes signals into optical channels at the package edge. It is paired with the SuperNova remote light source, which supplies multiple wavelengths from outside the accelerator or switch package.

Together the two components replace copper interconnects between chips with high-bandwidth, low-latency optical links, aiming to reduce power and cabling complexity while scaling AI clusters beyond single racks.

Source: ayarlabs.com

Market Outlook

AI scale-out is constrained by the power, density, and reach of copper interconnects between accelerators and switches. Optical I/O can extend bandwidth beyond the rack while cutting energy per bit, making it a plausible next layer of AI infrastructure as clusters grow to hundreds of thousands of chips.

Ayar Labs targets this transition with co-packaged optics that replace pluggable transceivers and electrical SerDes at the package edge. Its partnerships with NVIDIA, AMD, Intel, and foundries position it as a candidate standard-setter for optical chip-to-chip links in hyperscale data centers.

Source: ayarlabs.com

Competitive Advantages

Ayar Labs' co-packaged optics integrate optical engines directly into accelerator and switch packages, replacing copper interconnects with light-based links. This approach delivers higher bandwidth density, lower latency, and better power efficiency than pluggable optics and electrical SerDes, enabling AI clusters to scale across racks.

The TeraPHY optical engine is built on standard CMOS manufacturing and packaging flows, allowing it to slot into existing customer designs. Strategic backing and partnerships across the AI semiconductor ecosystem, including NVIDIA, AMD, Intel, and leading foundries, reinforce its path to high-volume deployment.

Source: ayarlabs.com