The North Korea AI torpedo test announced on Saturday, Oct. 17, 2026, is the latest in a fast series of naval weapons trials. State media said defense scientists fired a new “super-speed,” precision-guided torpedo called Zam-2.0 underwater on Thursday, Oct. 15, and said artificial intelligence was built into the weapon’s target detection and guidance.
What KCNA said about the Zam-2.0 torpedo
The Korean Central News Agency (KCNA) said the test was run jointly by the Academy of Defence Science, the Missile General Bureau and a torpedo weapons research bureau to confirm a technical upgrade. It described the launch as part of the normal work of improving the country’s weapons. Senior defense research officials who watched judged it a major success that signals a “significant change” in the navy’s development, KCNA said.
Two claims stand out. The first is AI in the seeker and guidance system. The second is propulsion: KCNA said the test confirmed core technology for raising propulsion efficiency and the performance of a rocket propulsion unit, refined over more than 180 tests across five years. Rocket motors are a feature of so-called supercavitating torpedoes, which travel inside a bubble of gas to reach very high speeds, though KCNA did not use that term. It gave no range, speed, warhead or launch platform, and, as the Associated Press noted, it did not explain what it meant by artificial intelligence.
A week of North Korean naval tests
The torpedo trial came one day after North Korea fired two types of strategic cruise missiles from underwater on Wednesday, Oct. 14, from what South Korean media described as a presumed 3,000-ton submarine in the East Sea. AP reported those were the North’s first underwater-launched missile tests in nearly three years, and that experts say they likely involved a not-yet-deployed submarine that Pyongyang has said is designed to launch nuclear weapons. North Korea has also commissioned two 5,000-ton destroyers, the Choe Hyon and the Kang Kon, according to Yonhap.
The naval push follows hypersonic missile tests on Sept. 20 and Oct. 3. Kim Yo Jong, the sister of leader Kim Jong Un, claimed that the Oct. 3 missiles also used artificial intelligence, AP reported. Pyongyang is building ties with its neighbors at the same time; this week it opened the New Yalu River Bridge to China.
How real is the AI claim?
South Korea’s military, which often accuses the North of overstating its technology, did not immediately comment on the KCNA report, according to AP. Some experts told AP that North Korea is likely improving its guidance software, but they doubted that its weapons have truly advanced digital capabilities such as picking targets on their own.
That distinction matters. A torpedo seeker has to separate a ship’s sound from the noise of the sea, and better software can sharpen that job without any real autonomy. Calling it “AI” may describe modest improvements in signal processing. Without photos, video or outside tracking data, the claim cannot be independently checked.
Why the North Korea AI torpedo matters for the region
For the U.S. and South Korean navies, the bigger picture is the combination: new destroyers, a submarine that fires cruise missiles from underwater, and now a faster guided torpedo. Each claim is hard to verify on its own, but together they point to a sustained effort to build a navy that can threaten warships, ports and shipping lanes around the peninsula.
The war in Ukraine adds to that picture. U.S. Forces Korea has said North Korea is gaining logistics experience from the Ukraine war, and unmanned and guided weapons are changing combat at sea as well as on land, as our drone warfare guide explains.
What to watch next
Analysts will look for imagery showing the torpedo’s size and launcher, any follow-up firing from a submarine or surface ship, and an assessment from South Korea’s Joint Chiefs of Staff. Kim Jong Un has halted diplomacy and cooperation with South Korea and has called it a permanent enemy, AP reported, while nuclear talks with Washington remain stalled, leaving few channels to ease tension between tests.
Sources
- KCNA: DPRK’s Defence Scientific Research Institutes Conduct Test of New-type Torpedo Weapon System
- Yonhap: N. Korea conducts underwater test of new precision-guided torpedo using AI
- Associated Press: North Korea says it tested new torpedo system with AI capabilities
- Korea JoongAng Daily: North Korea conducts underwater test of new precision-guided torpedo
Like this story? Get the newsletter
The day's Boston news, weather and local business in one short email, with links to the full stories.