South Korea's HD Hyundai and Anduril Launch New Unmanned Vessel Developed for U.S. Navy Market.

South Korea's HD Hyundai and Anduril from United States have launched a 600-ton unmanned vessel developed for the U.S. Navy market, combining autonomous navigation with military mission software. The privately funded prototype is designed to conduct reconnaissance and surveillance without an embarked crew, but has not received a U.S. Navy procurement order.

The 600-ton unmanned surface vessel jointly developed by HD Hyundai and U.S. defense company Anduril targets the U.S. Navy market for autonomous reconnaissance and surveillance missions. (Picture source: HD Hyundai)

Key Tactical Insights:

• Machinery autonomy: The vessel’s VAone system is designed to monitor propulsion and electrical equipment as well as navigation. This addresses a central requirement for extended crewless operations: responding to machinery problems without engineers aboard.

• Configurable missions: A containerized payload arrangement is intended to accommodate different surveillance equipment or weapons, allowing mission changes without redesigning the hull. Specific installed sensors and armaments have not been disclosed.

• U.S. Navy ambitions: The prototype was developed to compete for future American unmanned vessel orders. Sea trials off Ulsan and subsequent testing in the United States are planned before potential procurement.

South Korean shipbuilder HD Hyundai held the launch ceremony at its Heavy Industries shipyard in Ulsan, South Korea, on November 12, 2026. Reporting published by The Chosun Daily on November 15 described the black-hulled vessel alongside the shipyard’s quay, carrying the temporary identifier AL001. Other reporting identifies the vessel as ASV Alpha. Its detailed dimensions, speed, endurance, and payload capacity have not been publicly disclosed.

According to The Chosun Daily, HD Hyundai and Anduril financed the prototype themselves, without a prior U.S. Navy order. Construction followed an agreement signed in November 2025, putting the launch approximately one year after the companies committed to the project. That schedule demonstrates the time taken to produce this prototype; qualification, mission integration, and acceptance testing remain separate milestones.

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Developed with the U.S. Navy market as its intended destination, the project brings together South Korean shipbuilding capacity and American mission autonomy technology. HD Hyundai is responsible for vessel control and machinery management, while Anduril supplies the software intended to coordinate military tasks. Their immediate objective is to gather operating data and demonstrate a vessel that could compete for future American unmanned naval requirements.

Autonomous machinery management and modular mission equipment

The vessel combines VAone, developed by HD Korea Shipbuilding & Offshore Engineering, with Anduril’s Lattice mission autonomy software. VAone is intended to follow routes, avoid obstacles, and detect abnormal conditions affecting equipment such as engines and generators. Lattice provides the mission layer, transmitting commands and coordinating surveillance equipment and potential weapons.

This division addresses two different demands of unmanned naval operations. Navigation software must move the vessel safely, while machinery automation must keep it functioning without an embarked engineering team. Detecting an equipment fault is only part of that challenge: the vessel must also respond sufficiently to continue its mission or reach safety. The reporting describes these intended functions but does not establish how they perform during sustained operations or serious damage.

The Chosun Daily reported an approximately 12-meter container-type module on deck. The arrangement is intended to support interchangeable surveillance systems or armaments, enabling customers to adapt the vessel to different missions. However, the presence of a module does not confirm that a particular radar, missile launcher, or other weapon has been installed and tested.

Human authorization would remain necessary for missile launches, according to an HD Hyundai representative cited by the newspaper. The described concept allows automated processes after authorization, but the supplied reporting identified no live-fire demonstration or qualified weapon configuration.

U.S. Navy opportunity depends on testing and production arrangements

The potential American market has a concrete procurement backdrop. On September 29, 2026, the U.S. Navy announced production Other Transaction Authority agreements with Galliano Marine Services, HII, and Saronic Technologies for 10 medium unmanned surface vessels each. The U.S. Navy said the average procurement cost is $40 million per vessel and scheduled initial deliveries before the end of fiscal year 2027. Those awards involve competing suppliers, not the HD Hyundai–Anduril prototype.

HD Hyundai also adjusted its construction sequence to accelerate the prototype, according to The Chosun Daily. It ordered the long-lead electric propulsion equipment before completing the hull design, then designed around that equipment. This approach brought purchasing forward but required accepting design risk before the vessel’s configuration was finalized.

Yonhap reported that the launch followed an October autonomous-navigation demonstration involving a separate 368-ton test vessel near Long Beach, California. That earlier demonstration should therefore be distinguished from testing of the newly launched 600-ton vessel.

The next milestone is approximately three months of sea trials off Ulsan, followed by additional testing in the United States in early 2027, according to The Chosun Daily. The newspaper identified a prospective HD Hyundai–Kiewit production arrangement as a possible route to American construction if orders follow. For now, Alpha remains a privately funded prototype developed for the U.S. Navy market, with its endurance, machinery reliability, and mission performance yet to be demonstrated.

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Written by Alain Servaes – Chief Editor, Army Recognition Group

Alain Servaes is a former infantry non-commissioned officer and the founder of Army Recognition. With over 20 years in defense journalism, he provides expert analysis on military equipment, NATO operations, and the global defense industry.