Lumilens raises more than $700 million to connect AI data centers with light

The two-year-old startup says an unnamed hyperscaler is deploying its optical hardware under a multi-billion-dollar agreement.

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Primary source: The Wall Street Journal

Why it matters

AI spending is moving from GPU procurement into the networks around those chips. Lumilens's round shows investors expect optical interconnects to produce platform-scale winners.

Illustration of Lumilens optical hardware linking rack servers inside an AI data center.

Lumilens founder and CEO Ankur Singla has raised more than $700 million, at a reported $5.5 billion valuation, for a two-year-old hardware startup built around a costly premise: the next constraint on AI infrastructure is moving data between chips.…

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