NuScale Power (NYSE:SMR) and Oklo (NYSE:OKLO) both saw their stocks explode by 33% today, fueled by tech giants Amazon and Google betting big on nuclear energy to power their AI-driven data centers. These companies are scrambling to secure reliable, round-the-clock energy sources, and SMRs are quickly becoming the go-to solution. As demand for AI infrastructure continues to soar, both NuScale and Oklo are emerging as key players in this high-stakes race for clean power.

• Warning! GuruFocus has detected 5 Warning Signs with SMR.

Amazon isn't wasting any time. The company just dropped $500 million into X-energy and teamed up with Dominion Energy to explore SMR projects aimed at powering its expanding data centers. Meanwhile, Google has signed a deal with Kairos Power to bring SMRs online by the end of the decade. Both Amazon and Google are grappling with the massive energy demands needed to keep their AI systems running smoothly, and SMRs offer the perfect answerscalable, clean, and reliable energy.

With AI applications requiring far more power than traditional data centers, SMRs give these tech behemoths a way to keep pace with growth while sticking to their carbon-free commitments. SMRs not only provide 24/7 energy but can be built faster and more cost-effectively than conventional nuclear plants. It's clear that Amazon and Google's move into nuclear energy is more than just a trendit's a necessity to fuel the future of AI, and investors are paying attention.

This article first appeared on GuruFocus.