Amazon, X-energy and American Electric Power today signed an agreement to explore building 12 of X-energy's Xe-100 small modular reactors in Indiana, a project that would add 960 megawatts of capacity serving both the regional grid and Amazon's data centers. Amazon is acting as a project development funder and would be the first customer to buy power from the plant once it operates, according to a post published on October 19, 2026 by Josh Weissman, Vice President of Data Center Delivery at AWS. The proposed site is the former coal-fired Breed Generating Station in Sullivan County. No construction date, cost or in-service date was disclosed.

In Short

Amazon and two energy companies have agreed to look into building 12 small nuclear reactors on an old coal plant site in Indiana, and Amazon would pay to develop the project and be the first to buy its electricity. It matters because the computers behind cloud services and AI use huge amounts of power, and who pays for new power plants affects everyone's electricity bills. For now it is a plan with a size and a site, not a plant with a price or an opening date.

What was signed, and what was not

The wording of the announcement matters more than usual here. The headline on Amazon's post says Amazon "invests in nuclear energy project targeting nearly 1 gigawatt," and the file circulated under the title "Amazon plans nearly 1 GW nuclear energy project in Indiana." The body text is narrower. According to Amazon, the three companies "have signed an agreement to explore deploying X-energy's small modular reactor (SMR) technology in Indiana," and "will target building 12 of X-energy's Xe-100 SMRs."

That is an agreement to pursue a project, not a construction contract. Amazon's role is described in two parts: it is "serving as a project development funder" and "would be the first customer to purchase power from the plant once operational." The post does not say how much Amazon is putting in, what the plant would cost, when construction might begin or when the first reactor could produce electricity. Nor does it mention a regulatory licence, an application to the US Nuclear Regulatory Commission, or approval from Indiana's utility regulator.

The figure of 960 megawatts follows directly from the reactor count. Each Xe-100 is rated at 80 megawatts, according to Amazon, and twelve of them make 960 megawatts, a PPC Land calculation that matches the number Amazon gives. The rendering caption in the post describes the plant as targeting "960 megawatts of carbon-free capacity," while a later passage says the plant "could add up to 960 MW," so the number reads as a ceiling rather than a guaranteed output.

The jobs estimate is framed the same way. The facility "would have the potential to create more than 1,000 construction jobs and more than 100 permanent jobs," according to Amazon.

Three companies, three roles

Each party brings a distinct piece. X-energy supplies the reactor design and its fuel. AEP, through its Indiana Michigan Power utility, is cast as the operator; Amazon notes that AEP and Indiana Michigan Power "have operated a nuclear power plant for more than 50 years, making them an ideal facility operator." Amazon provides development money and the purchase commitment that, in its words, provides "the demand signal that makes these projects viable."

That last point describes the economics of new nuclear in the United States. A developer needs a buyer willing to sign a long-term offtake contract before lenders and regulators take a project seriously. Large technology companies have become those buyers, most often through a power purchase agreement, a long-term contract to buy a generator's output at a set price. Amazon and Meta together signed 20.4 gigawatts of clean power deals in 2025, including 4.7 gigawatts of nuclear, according to BloombergNEF figures reported in February 2026.

Amazon's post does not describe the Indiana arrangement as a power purchase agreement, and does not give a price, a contract length or the share of output Amazon would take. The plant would "serve both the regional power grid and Amazon's data centers," according to the post, without a split between the two.

The second project in a 5GW goal

Indiana is the second named site under a goal Amazon and X-energy set in 2024: to add more than 5 gigawatts of new nuclear capacity to the US grid by 2039, in collaboration with regional utilities. The first is the Cascade Advanced Energy Facility in Washington state, according to Amazon. The post describes Cascade as "one of the first modular nuclear reactor facilities in the United States" but gives no capacity or schedule for it in this announcement.

If both the Indiana plant and the 5 gigawatt goal were delivered, Indiana's 960 megawatts would account for about 19% of the target, a PPC Land calculation. The remaining 81% has no announced site in the post.

The relationship began with money rather than megawatts. Amazon's Climate Pledge Fund, described as a $2 billion venture investment program supporting the company's goal of net-zero carbon by 2040, was the entry point. Amazon "led X-energy's Series C-1 financing round in 2024, which ultimately closed at $700 million," according to the post, to fund completion of the reactor design and licensing and the first phase of X-energy's TRISO-X fuel fabrication facility in Oak Ridge, Tennessee. A photo caption in the same post states that Amazon "anchored X-energy's 2024 financing round to help complete the reactor's design and fuel facility."

How the Xe-100 works

The Xe-100 is a high-temperature gas-cooled reactor. It uses helium as a coolant and runs on TRISO fuel, which encases uranium in layers of high-temperature ceramic. Amazon cites the US Department of Energy, which describes TRISO as the "most robust nuclear fuel on Earth" for its ability to withstand extreme temperatures. According to Amazon, "the reactor's physics prevent a meltdown without requiring active systems or human intervention to ensure safety."

Those are the developer's and the buyer's descriptions of a reactor that, in this design, has not yet operated commercially in the United States. The post says the safety features and compact footprint mean the reactor "can be built closer to where power is needed."

Cooling is the other technical point Amazon emphasizes. Plants using the Xe-100 can run air-cooled condensers, water-cooled systems or a hybrid, depending on the site. According to Amazon, this supports "deployment in water-constrained regions without competing with other community members." Water use has been one of the flashpoints in data center siting. When residents in Franklin Township on the southeast side of Indianapolis campaigned against a proposed Google facility in 2025, fears about strained water supplies for households on wells were central, and Google withdrew the $1 billion proposal minutes before a council vote on September 22, 2025.

The post does not say which cooling method the Indiana plant would use.

A coal site turned over to nuclear

The proposed plant would redevelop the former site of the coal-fueled Breed Generating Station in Sullivan County, in AEP's Indiana service territory. Reusing a retired coal site gives a project an existing grid connection point and land already zoned for power generation, though Amazon's post does not make that argument itself. It says only that the plant would help "keep the regional power grid reliable."

Indiana has become a recurring location in the AI infrastructure buildout. AWS uses a site in St. Joseph County, Indiana, for Project Rainier, the cluster of nearly 500,000 Trainium2 chips activated for Anthropic in October 2025, where facilities use outside-air cooling. In February 2026, Meta broke ground on a 1 gigawatt, $10 billion-plus data center in Lebanon, Indiana, pledging to match its use with clean energy - a pledge PPC Land noted sits awkwardly with a state generation mix that still includes substantial coal. Meta's site was estimated at more than 4,000 construction jobs at peak, against the more than 1,000 Amazon gives for the reactor project.

The ratepayer argument

Roughly a third of the post is about electricity bills rather than reactors. Earlier in 2026, Amazon signed the White House Ratepayer Protection Pledge, "committing to pay the full electricity costs of serving our data centers, including paying for additional infrastructure, without passing costs to others," according to the post.

Amazon then links its presence to falling bills in Indiana. AEP "announced a plan to lower residential rates by $100 starting in 2027 and freeze them for three years, following an average 3.6% base rate reduction for utility bills in June 2026, driven by increased revenue from large customers like Amazon," according to Amazon. The post does not say whether the $100 reduction is per year, per bill or a one-time figure, and it does not separate Amazon's contribution from that of other large customers.

"Rather than raising bills, Amazon's presence is helping to create pathways to bring them down," the post states.

The claim lands in a contested debate. The Franklin Township opposition rested partly on concern that grid upgrade costs for data centers would be passed on to nearby residents, a concern supported by Harvard research on utility deals with technology companies cited in PPC Land's coverage of that campaign. Meta, for its Lebanon project, committed $1 million a year for 20 years to an energy bill assistance fund and stated that residents "face no negative impacts." Amazon's post makes a parallel assertion about its own utility partnerships. Neither company's claim about rate effects has been independently audited in the material available.

Amazon's economic figures

The post also cites economic contribution numbers. Amazon's carbon-free energy projects - solar, wind, nuclear and battery storage - contributed $11 billion to US GDP and supported nearly 22,000 jobs from 2023 through 2025, per an Oxford Economics study, according to Amazon. In Indiana specifically, those investments "have already supported carbon-free projects that have contributed $160 million to Indiana's GDP from 2023 through 2025, supporting more than 100 jobs every year and contributing more than $11 million in tax revenue."

Amazon also describes itself as one of the world's leading corporate purchasers of carbon-free energy, with more than 700 projects globally and investment in over 40 gigawatts of capacity, which it says is enough to power more than 12.1 million US homes. Against that portfolio, the Indiana plant's 960 megawatts would add about 2.4%, a PPC Land calculation. The scale of the nuclear plan is therefore modest in megawatts; what sets it apart is that nuclear runs around the clock, unlike solar and wind.

Amazon makes that argument directly. "Demand for electricity is growing - driven by electrification, manufacturing, and the rapid expansion of AI - and the world needs new sources of carbon-free energy that can run around the clock," the post states.

Why this matters for the marketing community

Power plants are not advertising products, but the cost of electricity is now built into the price of nearly every AI-assisted ad tool, cloud service and measurement product that marketers buy. AWS is the infrastructure underneath a large share of the ad tech stack, and its parent's spending on capacity has been rising quickly.

In its second-quarter 2026 results on July 30, Amazon reported AWS revenue up 36.7% to $42.2 billion, cash capital expenditure of $53.1 billion in the quarter, and full-year 2026 capex guidance of about $220 billion, up from about $200 billion. A year earlier, Amazon said AWS had added more than 3.8 gigawatts of power capacity in 12 months and planned to double total capacity by 2027. The same quarter's results included about $600 million from remeasuring energy contracts under derivative accounting, mainly affecting AWS - a sign of how large electricity contracts have become on the balance sheet.

Amazon is one hyperscaler among several making the same bet. Microsoft agreed in September 2024 to a 20-year deal to restart Three Mile Island's 880 megawatt reactor from 2028. Google signed with Kairos Power and the Tennessee Valley Authority in August 2025 for up to 50 megawatts from the Hermes 2 reactor in Oak Ridge, part of a 500 megawatt program targeted for 2035, and in December 2025 agreed to buy Intersect for $4.75 billion to secure solar and storage capacity. Meta's infrastructure chief Santosh Janardhan said in October that Meta had contracted 6.5 gigawatts of nuclear power through 2035, a figure PPC Land compared with the 6.6 gigawatts Meta disclosed in January. Amazon's own record includes a 17-year, $18 billion arrangement with Talen Energy for up to 1,920 megawatts from the Susquehanna plant, announced in June 2025.

The timeline is the point to watch. Amazon's 5 gigawatt goal runs to 2039. Demand for inference - running trained models on new inputs, the ongoing cost that now drives AI spending - is rising now. An investigation by Paligo projected that AI data centers would consume 945 terawatt-hours a year by 2030 and cited Gartner's estimate that power shortages could restrict 40% of AI data centers by 2027. Reactors that may arrive in the 2030s do not solve a constraint that bites in 2027; they hedge the cost of power for the decade after.

That hedge sits on spending largely financed, at Amazon's peers, by advertising revenue. Ray Dalio's warning this month that his bubble indicator places the AI boom on a level with 1929 and 2000 was about debt and timing rather than technology. A nuclear plant with no published cost or start date is a long-dated commitment of exactly that kind. For advertisers and publishers, the practical question is how much of the bill for AI-ready power ends up in the price of cloud compute and AI ad products, and Amazon's post does not answer it.

Timeline

Summary

Who: Amazon, reactor developer X-energy and utility American Electric Power, through its Indiana Michigan Power subsidiary. The announcement was written by Josh Weissman, Vice President of Data Center Delivery at AWS.

What: An agreement to explore building 12 X-energy Xe-100 small modular reactors, each rated at 80 megawatts, for a combined 960 megawatts serving the regional grid and Amazon's data centers. Amazon is a project development funder and would be the first power customer. No cost, construction date or in-service date was given.

When: The agreement was announced today, October 19, 2026. It is the second project under an Amazon and X-energy goal of more than 5 gigawatts of new US nuclear capacity by 2039.

Where: The former Breed Generating Station coal plant site in Sullivan County, Indiana, in AEP's Indiana service territory.

Why: Amazon says electricity demand is growing with electrification, manufacturing and AI, and that it needs carbon-free power that runs around the clock. For the marketing industry, the cost of that power feeds into the price of cloud computing and AI ad tools, while Amazon's claims that its data centers lower local bills remain its own and unaudited in the available material.