Google makes a fresh bet on nuclear power as the AI energy crunch intensifies

Google has struck a power purchase arrangement with Constellation that centers on electricity from nuclear generation, in a deal that the parties say amounts to roughly the output a new nuclear reactor would produce. The agreement was announced as data-center and AI-related electricity demand climbs, increasing interest among large technology firms in long-term, high-capacity power supplies.

Market participants reacted quickly: Constellation's shares gained significantly after the deal became public, reflecting investor assessment that contracts of this scale are material for utilities able to provide large, steady baseload power. The transaction underscores a trend in which hyperscalers and cloud providers pursue reliable, low-carbon generation to match growing compute loads.

Industry observers have pointed to AI workloads as a key driver of rising electricity consumption for data centers, prompting buyers to seek supply arrangements that offer both scale and predictability. Nuclear generation, with its continuous output profile, has emerged as one option that can satisfy those requirements compared with more intermittent resources.

While details such as contract length, exact megawatt capacity, pricing terms and delivery timeline were not provided in the initial report, the broad framing of the agreement links corporate energy procurement decisions to the infrastructure needs created by expanding AI deployments. The market response for Constellation indicates investors are closely watching how such deals could reshape utility revenues and long-term power procurement strategies.