SK AI Infrastructure Superhighway

South KoreaStatus under reviewProgram

Headline capacity: See constituent sites
Updated: Oct 28, 2026

Construction began August 29, 2025. The first 41 MW is targeted for November 2027 and the 103 MW facility for February 2029. A future 1 GW expansion remains a vision rather than an approved phase.

Constituent sites / phases

AWS Ulsan AI Zone · Program

Capacity

Operating IT capacity: Not established in published records

A missing figure does not mean zero. Planned, utility and generation figures are not operating IT capacity.

Development

No development records published.

Participants

SK Telecom

Operator

Sources by role

Operator (1)

SK Telecom pursues 15GW AI data center buildout · Jul 5, 2026 · Corroborating

Operator (1)

SK Group and AWS team up to build cloud infrastructure · Jun 22, 2025 · Primary

Additional project facts

Program type

Actual

National AI infrastructure strategy

Source

Public-source research. Plans may change. See Evidence for sources and qualifications.