OpenAI disclosed roughly $5.5 billion in SB Energy warrants tied to AI data-center leases backed by NVIDIA

OpenAI has disclosed exposure to a massive AI data-center project through warrants it holds in SoftBank Group’s SB Energy unit, according to draft initial public offering documents reviewed by the Wall Street Journal and reported by Yahoo Finance. The documents reportedly indicate the warrants are valued at about $5.5 billion, tying OpenAI’s financial position to the development of AI infrastructure that would be “NVIDIA-backed,” in connection with future leasing arrangements.

Warrants are financial instruments that give an investor the right to buy securities at a predetermined price. In this case, the disclosure suggests OpenAI’s position is not a straightforward equity investment in the data-center operator, but a structured claim that could benefit if SB Energy’s planned assets and financing align with expectations.

The report says OpenAI’s warrants are held in SB Energy, a subsidiary of SoftBank Group. The same disclosure frames the warrants as tied to OpenAI’s ability or interest in leasing AI data centers that are backed by NVIDIA technology, an arrangement that reflects how large AI users often secure capacity before power, chip supply, and construction timelines fully settle.

NVIDIA-backed data centers typically refer to facilities built around NVIDIA’s compute platforms, especially its graphics processing units and accelerated computing software stack used to train and run large-scale AI models. While the filing language reported here does not provide additional engineering details, the broad implication is that the data-center business case is connected to demand for NVIDIA-compatible infrastructure and the capital intensity required to build power and cooling-ready capacity.

For OpenAI, such disclosures matter because AI compute is capital heavy and time sensitive. Securing predictable access to data-center capacity is often as important as the model itself, and leasing structures can offer a different risk profile than buying and operating facilities directly. For SoftBank’s SB Energy, the warrants highlight how strategic customers can become embedded in the financing of next-generation compute sites.

The story also points to the increasingly intertwined nature of AI infrastructure financing. Big-model providers, chip makers, and infrastructure financiers are aligning interests through complex deal structures such as warrants, pre-arrangements, and long-term leases, which can help match upstream capital needs with downstream demand.

Still, key details appear to be missing from the public reporting summarized here. The reported account does not spell out the warrant terms, the number of shares or underlying instruments covered, the strike price, the duration of any lease-related commitments, or whether OpenAI has binding lease obligations versus optionality tied to the warrants. Without those specifics, it is difficult to assess how sensitive OpenAI’s exposure is to utilization rates, power costs, construction milestones, or changes in AI compute demand.

Looking ahead, investors and customers will likely watch for how the final IPO filings describe the warrants and the connected leasing framework. Additional clarity on the timing, scale, and operational assumptions of the NVIDIA-backed data centers would help determine how much of SB Energy’s growth plan depends on OpenAI’s participation, and whether the arrangement reduces or increases execution risk for both parties.