Duke Energy CEO Harry Sideris announced a new U.S. power pledge on July 23, 2026, to keep electricity costs low for customers [3].

The initiative arrives as the utility company attempts to manage the massive energy requirements of artificial intelligence while preventing residential price hikes.

Speaking on CNBC’s "Power Lunch" program, Sideris addressed the relationship between the growth of data centers and consumer pricing. He said that the expansion of these facilities will deliver billions of dollars in long-term bill relief for Duke Energy customers [1]. This pledge aims to counter public misconceptions that the energy needs of the tech sector will inevitably lead to higher costs for the average household.

However, the scale of the current energy surge is significant. Sideris said that AI data centers are pushing U.S. electricity demand 10 times faster than the historic pace [2]. This rapid acceleration creates a tension between the immediate need for infrastructure expansion and the goal of maintaining affordable rates.

Sideris said the company is positioning itself to leverage this growth. By integrating the high demand from data centers into the broader grid strategy, the utility expects to create efficiencies that benefit the general customer base over time. The CEO said that the pledge is a commitment to ensure that the industrial growth of the AI sector does not come at the expense of the consumer.

While some industry analysts suggest that such rapid demand growth typically implies higher costs, Sideris said that the strategic implementation of the power pledge will reverse that trend. The company is focusing on long-term relief rather than short-term fluctuations in the energy market.

“Data-center growth will deliver billions of dollars in long-term bill relief”

This strategy represents a gamble on 'economies of scale.' By attracting massive data center investments, Duke Energy hopes to fund grid modernization and capacity increases that would otherwise be too expensive to pass on to residential ratepayers alone. If successful, the industrial load subsidizes the infrastructure, but the 10-fold increase in demand speed poses a significant risk to grid stability and short-term pricing.