Data · OpenAI
OpenAI and SoftBank Group partner with SB Energy
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★ Tier-1 Source
9, 2026 — SB Energy , a SoftBank Group company, announced today a strategic partnership with OpenAI as part of Stargate , marking a significant step forward in the build out of next-generation artificial intelligence (AI) and energy infrastructure in the United States.
Key facts
- To support the partnership and as demand for AI compute accelerates, OpenAI and SoftBank Group are each investing $500 million into SB Energy
- OpenAI has also selected SBE to build and operate its previously-announced 1.2 GW data center site in Milam County
- SB Energy co-CEO Rich Hossfeld said, “SB Energy’s strategic partnership with OpenAI accelerates their delivery of advanced AI data center campuses and associated energy infrastructure at the scale
- The Milam County Data Center will create thousands of construction jobs
Summary
SoftBank Group and OpenAI invest $1 billion in SB Energy to support its growth as a leading development and execution partner for data center campuses. OpenAI signs 1.2 GW data center lease for initial data center buildout. SB Energy will become a major customer of OpenAI, leveraging its APIs and deploying ChatGPT for its employees. SB Energy additionally secured $800 million of Redeemable Preferred Equity from Ares to further support the company’s growth.