SoftBank is committing a staggering €75 billion to build AI data centers across northern France. This is the largest AI infrastructure investment in Europe and SoftBank’s biggest outside the U.S.

The project targets a total capacity of 5 gigawatts by 2031. The first phase alone will deliver 3.1 GW spread across three sites: Dunkirk, Bosquel, and Bouchain. This initial stage accounts for €45 billion of the total investment.

Dunkirk will serve as the flagship campus, where SoftBank partners with Schneider Electric. Together, they will integrate AI infrastructure with robotics manufacturing, building an industrial cluster that strengthens Europe’s AI supply chain.

Energy is the cornerstone of the deal. France’s 70% nuclear-powered grid offers stable, low-carbon electricity — a rare advantage in Europe’s high-cost energy landscape. This gives France an edge over competitors with pricier, fossil-heavy power, especially as AI data centers guzzle electricity on a massive scale.

SoftBank CEO Masayoshi Son credits French President Emmanuel Macron’s personal commitment for sealing the deal. Macron’s direct approach during a visit to Tokyo was unusual enough to catch Son’s attention. The investment aligns with Macron’s push to position France as a sovereign AI hub, reducing reliance on U.S. and Chinese tech dominance.

Strategic Ambitions and Risks

SoftBank’s French buildout complements its global AI infrastructure expansion. Earlier projects include a 10 GW data center in Ohio and participation in the $500 billion Stargate consortium with OpenAI and others. This French investment is part of a broader strategy to own the physical compute layer powering AI’s future.

Execution remains the biggest question. SoftBank’s track record of visionary announcements is strong, but delivering on multibillion-euro infrastructure projects has been less consistent. The €75 billion commitment is phased, with the second phase contingent on successful completion of the first. Market shifts or financing challenges could trim the scope.

Financing is another puzzle. SoftBank has scaled back plans for a margin loan backed by its OpenAI stake amid creditor hesitation. It remains unclear how much capital will be raised or how soon SoftBank can deploy the full €75 billion.

Europe’s AI data center race lags behind the U.S. and China, partly due to energy costs and regulatory hurdles. France’s nuclear grid offers a rare, reliable power source. Dunkirk’s proximity to London, Brussels, and Amsterdam adds logistical appeal. Yet, high electricity prices and strict regulations could still slow progress.

The project also signals a shift in geopolitical tech investment. The Middle East’s AI ambitions face disruption from regional instability and oil price volatility. France’s political stability and energy security present a safer harbor for long-term AI infrastructure.

For Macron, this deal is a political win. With elections looming and right-wing challengers gaining ground, the “Choose France” summit serves as a showcase for attracting large foreign investments. SoftBank’s commitment dwarfs past deals from Microsoft, Google, and Amazon, raising the stakes on execution.

This massive investment underscores the growing importance of AI infrastructure. The next wave of AI breakthroughs won’t come from algorithms alone but from where and how the underlying compute power is built and managed. SoftBank is betting France will be a central player in that story.