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SoftBank Faces $22.5 Billion Funding Gap to Support OpenAI's AI Infrastructure Vision

December 31, 2025

Japanese tech investment conglomerate SoftBank is urgently seeking to secure $22.5 billion before the year's end to fulfill its financial commitments to OpenAI. This funding is crucial for progressing the ambitious Stargate project, a massive AI infrastructure development initiative announced nearly a year ago during a White House event alongside Oracle and MGX.

AI data centers infrastructure

The Stargate Initiative: A Bold Vision for AI Development

Stargate aims to establish a vast network of GPU-based data centers across the US and other countries, fueling the development of next-generation AI models and advancing Artificial General Intelligence (AGI). The project is part of a broader plan to invest up to $500 billion in AI infrastructure, with initial funding estimates of at least $100 billion.

However, skepticism remains regarding the feasibility of such monumental investment. Elon Musk, a former OpenAI co-founder and CEO of xAI, questioned whether any of the involved parties could realistically raise the required capital shortly after the project was announced.

Funding Strategies and SoftBank’s Assets

SoftBank has several options to bridge the funding gap. The company may borrow approximately $11.5 billion against its stake in Arm Holdings, a British chip design firm. Additionally, SoftBank owns a 4% stake in T-Mobile valued at around $11 billion and possesses about $27 billion in cash as of September.

SoftBank has also liquidated its Nvidia holdings to fund Stargate, reflecting its commitment to the project. Notably, part of its investment was contingent upon OpenAI's shift to a for-profit model, which OpenAI achieved in October, thus reinstating SoftBank’s responsibilities.

The Pivotal Role of Key Partners and Leadership

Oracle is actively expanding its infrastructure, with a recent $300 billion cloud contract with OpenAI reaffirming its commitment. Meanwhile, OpenAI CEO Sam Altman is advocating for tax credits instead of government loans to accelerate funding efforts.

SoftBank’s CEO, Masayoshi Son, has become increasingly cautious, personally reviewing funding proposals exceeding $50 million. With the clock ticking, securing the necessary capital remains a high priority—especially as OpenAI’s partners are deploying hundreds of billions into the project's infrastructure, exemplified by the partially operational Stargate datacenter in Abilene, Texas.

AI data centers in Texas

The Road Ahead

As OpenAI advances, the pressure to fulfill its hefty funding commitments grows. The success of Stargate could redefine AI development, but securing the remainder of the capital remains a critical hurdle. With major tech giants and investment firms pouring resources into AI, the next few months will be pivotal for the realization of this ambitious vision.