Kairos and Samsung C&T: up to $100 million for Hermes 2

A term sheet covering finance and deployment

Kairos Power announced its collaboration with Samsung C&T on September 21, 2026. It says the companies signed a binding term sheet for strategic investment and commercial deployment collaboration. The agreement should be assessed as a development and delivery arrangement, not as evidence that the associated generation is already operating.

According to Kairos, Samsung C&T agreed to provide up to $100 million in direct investment and in-kind engineering services, subject to regulatory approvals, for Hermes 2 in Oak Ridge, Tennessee. The ceiling, the mix of contributions and the approval condition all matter. Describing the package as a completed cash investment would remove important limits from the announcement.

Construction responsibilities are part of the offer

Samsung C&T agreed to join Kairos Power’s integrated EPC team, initially focusing on power-generation systems and balance-of-plant work. The announcement therefore connects a prospective source of electricity with a defined engineering and construction contribution.

For a future buyer, the practical question is how those responsibilities would translate into accountable delivery. A construction role is a useful part of the project structure, but should not be treated as proof that the equipment, financing or regulatory steps are complete.

Samsung C&T says the agreement gives it priority for EPC work on future Kairos commercial reactors in the United States. It also says the partners will explore opportunities in South Korea, Southeast Asia and Europe. These are prospective commercial opportunities; they are not evidence that projects in those markets have been commissioned.

What the demonstration and funding figures mean

NucNet describes Hermes 2 as a planned 50 MW demonstration reactor for Google. The word “planned” is essential. The description does not establish dependable electricity service for a buyer today.

NucNet also reports that equity investment represents $70m of the total package. This distinguishes an equity component from the wider combination of investment and services. It does not justify relabelling the entire package as cash.

A firm operating date is not established here because the supplied source notes identify differing schedules. The announcement date used in this article is Kairos’s term-sheet announcement, rather than an attempt to merge different source dates into a single chronology.

The delivery question for Algerian planners

An Algerian data-centre planner can use this case to ask what engineering, construction and financing commitments sit behind a proposed firm-power technology. The lesson is to examine the delivery team and the conditions attached to its support before relying on an electricity target.

This is an indirect comparison. No Algerian implementation or local supply commitment is established. A procurement review should ask who is responsible for each delivery stage, what contribution is cash or services, and which approvals remain outstanding.

Frequently Asked Questions

Sources & Further Reading

• Kairos Power — Investment and deployment term sheet
• Samsung C&T — EPC collaboration and geographic opportunities
• NucNet — Hermes 2 demonstration and equity component