Amazon Orders Billions in Corning Fiber Optic Cable for AI Data Centers

Amazon has committed billions of dollars to purchase optical fiber from Corning in a multi-year agreement that underscores the critical infrastructure needs driving the artificial intelligence boom, according to details first reported by CNBC.

The deal, announced Monday, will support Amazon's rapidly expanding network of U.S. data centers and create approximately 1,000 manufacturing positions at Corning facilities in North Carolina. Corning's fiber optic cables enable the high-speed connections required between data center facilities and within them, linking server racks and the specialized chips powering AI workloads.

Why it matters

This agreement represents more than a supply contract—it signals how AI infrastructure demands are reshaping American manufacturing. As compute requirements for training and running large language models explode, the physical layer connecting these systems has become a bottleneck. Companies building at hyperscale need domestic suppliers who can deliver at volume, and legacy manufacturers like Corning are experiencing a renaissance as they fill that role.

Corning's AI infrastructure surge

The 175-year-old materials science company has emerged as an essential supplier to the AI industry. Corning shares have climbed more than sixfold since late 2023, reflecting investor recognition of this shift. The company's stock jumped 9% on Monday following the Amazon announcement, while Amazon shares rose approximately 1%.

Optical communications now represents Corning's largest and fastest-growing business segment, even as the company remains widely known for manufacturing iPhone display glass for Apple. Since inventing optical fiber for long-distance communication in 1970, Corning has deployed millions of miles of cable connecting AI data center infrastructure for major technology companies.

Amazon Web Services CEO Matt Garman noted in the announcement that the company's North Carolina investments have generated over 26,000 jobs. Amazon previously committed $10 billion to new data center construction in the state.

Hyperscaler spending wave

Corning has secured similar major commitments from other AI infrastructure leaders. In May, Nvidia agreed to invest up to $3.2 billion in Corning as part of a deal that includes three new advanced manufacturing plants dedicated entirely to the chipmaker's needs. Meta announced in January it would spend up to $6 billion as the anchor customer for Corning's optical cable plant expansion in Hickory, North Carolina, also expected to create roughly 1,000 jobs.

Corning CEO Wendell Weeks indicated in the statement that the Amazon agreement marks "a significant milestone for Corning and for American manufacturing," positioning the company to "lead the way toward building a resilient U.S. manufacturing base."

While the majority of Corning's business occurs overseas, Weeks told CNBC earlier this year that hyperscalers would become the company's largest customers in the coming year. The trend aligns with Trump administration calls for technology companies to onshore AI supply chain components wherever feasible.

The agreement also expands Corning's training program for fiber optic technicians in North Carolina, addressing the skilled workforce needs accompanying this infrastructure buildout.

These details were first reported by CNBC.