Ayar Labs
AI Scale-up Beyond the Rack
San Jose, United States · Founded 2015 · $1.0B raised
- Headquarters
- San Jose, California
- Employees
- 51–200
- Founded
- 2015
- Business Model
- B2B
- Website
- ayarlabs.com
- Total Funding
- $1.0B
- Last Round
- $500.0M Series EMar 2026
- Rounds
- 9
About
Ayar Labs is transforming AI infrastructure with optical interconnect technology enabling thousands of GPUs to operate as a unified system. Their TeraPHY optical I/O chiplet and SuperNova multi-wavelength light source deliver 5-10x higher bandwidth, 4-8x greater power efficiency, and 10x lower latency than traditional copper interconnects for large-scale AI training and inference workloads.
Summary
Ayar Labs is an Artificial Intelligence company based in San Jose, United States, founded in 2015. It has raised $1.0B in total across 9 rounds, most recently a $500.0M Series E round in Mar 2026. Investors include Neuberger Berman, Advent Global Opportunities and Light Street Capital.
Tech & App Stack
6 technologies & apps tracked
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Funding History
Mar 2026
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Full funding history, per-round amounts, and investor participation.
Investors
Neuberger Berman
1 round
Advent Global Opportunities
1 round
Light Street Capital
1 round
Boardman Bay Capital Management
1 round
Downing Ventures
1 round
BlueSky Capital
1 round
Playground Global
1 round
Intel Capital
2 rounds
Nvidia
2 rounds
Alchip Technologies
1 round
ARK Invest
1 round
Insight Partners
1 round
MediaTek
1 round
Qatar Investment Authority
1 round
Sequoia Capital
1 round
AMD Ventures
1 round
Hewlett Packard Enterprise
1 round
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