The artificial intelligence boom is fundamentally transforming how technology companies finance their infrastructure ambitions. Microsoft's announcement of a $10 billion investment commitment to Japan over four years exemplifies the massive capital requirements driving the industry. Simultaneously, the insurance sector is innovating around data centre risks by turning to catastrophe bonds—a move that allows alternative investors to underwrite the financial exposure of AI mega-projects. These developments reveal how the computational demands of frontier AI systems are straining traditional financing models, forcing both technology companies and their financiers to explore creative capital-raising strategies that extend far beyond conventional venture funding.