Google goes nuclear to power its AI data centers, committing to buy 890 megawatts of energy from Constellation
890 megawatts. Google just locked in two decades of nuclear power for AI data centers—a $4.3B bet that compute hunger is outpacing the grid.

Why it matters
Google's 20-year nuclear power purchase agreement with Constellation signals that AI data-center operators are moving from speculative buildout to binding long-term infrastructure commitments. This is material for enterprises planning compute strategy and for practitioners assessing whether on-prem vs cloud economics are shifting.
The key facts
5 to know890 megawatts of nuclear power capacity committed
20-year power purchase agreement
$4.3 billion investment by Constellation Energy
Long-term strategic energy collaboration for AI data centers
Published October 7, 2026
Go to the source
SiliconAnglesiliconangle.com
Publisher excerpt: Google LLC said today it’s entering into a long-term strategic energy collaboration with Constellation Energy Corp. to secure significant nuclear power resources for its sprawling ecosystem of artificial intelligence data centers. The 20-year power purchase agreement is being promoted as a “clean…