TeraWulf Turns Bitcoin-Mining Infrastructure Toward Google-Backed AI Hosting
TeraWulf signed long-term data-center leases with AI cloud company Fluidstack at its Lake Mariner campus, with Google backstopping key obligations. Days later the companies expanded the arrangement, making the deal a major example of Bitcoin miners redirecting power and infrastructure toward AI and high-performance computing.
On August 13, 2025, TeraWulf entered long-term leases with Fluidstack covering more than 200 MW of critical IT load at its Lake Mariner campus in New York. Google agreed to backstop certain Fluidstack obligations and received warrants in TeraWulf. On August 17, Fluidstack exercised an expansion for another 160 MW, taking the contracted HPC capacity above 360 MW; TeraWulf announced the expansion the next day.
TeraWulf had built its identity around energy-intensive Bitcoin mining, where access to large blocks of electricity, grid interconnection, cooling and data-center infrastructure are core competitive assets. The Fluidstack agreements showed those same assets being monetized for a different form of computation: high-density AI and high-performance computing workloads. The company described billions of dollars in contracted revenue from the leases if the planned facilities were delivered and operated as expected.
This mattered to Bitcoin because the 2024–2025 AI boom changed the opportunity cost of mining infrastructure. Power sites assembled for proof-of-work could command substantial value from AI tenants. For miners, that created a strategic choice between deploying electricity and capital toward Bitcoin hashrate or toward contracted data-center revenue. TeraWulf became one of the clearest public examples of that shift.
The initial leases and immediate expansion formed one transaction sequence. TeraWulf did not abandon Bitcoin mining, but the scale of the Fluidstack arrangement showed a major Bitcoin miner materially diversifying the use of power, land, grid connections, and data-center infrastructure toward Google-backed AI hosting.