OpenAI Stargate Wisconsin is an AI data center under construction in Port Washington, WI, USA, with AI chips owned by Oracle and used by OpenAI. No IT power is online yet; it is projected to host an estimated 2,628k H100-equivalent chips — supported by 902 MW — at a capital cost of $34.2 B. The timeline of IT power and compute capacity is based on satellite imagery, company disclosures, regulatory filings, and chip efficiency.