DEPLOYDatabase

Robot model

KAI KF-21

othercommercialby Korea Aerospace Industries

Korea Aerospace Industries KF-21 fighter jet with fly-by-wire systems.

Track KAI KF-21
Manufacturer
Korea Aerospace Industries
Form factor
other
Maturity
commercial
Lifecycle
active

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Track KAI KF-21

Key facts

Role (company-stated)

KAI presents the KF-21 as its next-generation fighter.

Dimensions (KAI brochure)

Overall dimensions of 16.9 m (55.4 ft), 11.2 m (36.7 ft) and 4.7 m (15.6 ft).

Flight test milestones (company-stated)

First flight 07.19, ceremony 09.28, supersonic flight 02.23; weapons separation tests for METEOR (03.28) and AIM-2000 (04.04).

Development milestones (company-stated)

PDR and CDR completed, first prototype rolled out, provisional combat suitability evaluation 05.15, and 6th prototype first flight 06.28 before EMD completion.

Data & sources

Web sources

3

3 sources backing this record.View all →

Pricing

No verified price is on record for KAI KF-21. Physical-AI systems are often sold through enterprise contracts or operated as a service rather than at a public list price.

How DEPLOY tracks pricing

Recent activity

Every change to this record is dated, sourced, and independently verified where marked.

Full change history →

Safety record

No incidents on record for KAI KF-21.

Only active incidents are counted. Retracted incidents are excluded from this summary but remain reachable at their canonical URLs.

Sources (3)

  1. https://m.koreaaero.com/EN/Business/KF21.aspx
  2. https://www.koreaaero.com/VIRTUAL_EX/PDF/FixedWing/01_Fixed_Wing_KF-21_Boramae.pdf
  3. https://www.koreaaero.com/en/business/KF21.aspx

Common questions

What is KAI KF-21?
Korea Aerospace Industries KF-21 fighter jet with fly-by-wire systems.
How much does KAI KF-21 cost?
KAI KF-21's price is not publicly disclosed. DEPLOY has no verified price on record for KAI KF-21 from Korea Aerospace Industries. Physical-AI systems like this are often sold through enterprise contracts or operated as a service rather than at a public list price; check the manufacturer for the latest.
Is KAI KF-21 actually deployed in the real world?
KAI KF-21 is recorded at the commercial stage, but DEPLOY has no deployment verified at a named site yet; vendor deployment claims are not independently confirmed here. Manufacturer capability claims should be read as claims pending independent verification.
Who makes KAI KF-21?
KAI KF-21 is made by Korea Aerospace Industries, based in Sacheon, South Gyeongsang, South Korea, founded in 1999.
Can you buy KAI KF-21?
KAI KF-21 is in commercial deployment and is sold to operators; contact the manufacturer to buy, and see the pricing section for any recorded price.
What are alternatives to KAI KF-21?
On the DEPLOY registry, comparable other robots to KAI KF-21 include Archer Midnight, Joby S4, ASML EUV TwinScan, 10Beauty Manicure System.
How does KAI KF-21 compare to Archer Midnight?
KAI KF-21 and Archer Midnight (Archer Aviation · 9 deployments) are both other robots on the DEPLOY registry. KAI KF-21 has 0 verified deployments on record. Compare both records for specs, safety, deployments, and verified-vs-claimed autonomy.
Is KAI KF-21 a top other?
On DEPLOY's intelligence score, which blends verified deployments, safety, adoption, media, and IP signals, KAI KF-21 ranks in roughly the top 42% of other models tracked by the registry.
What is KAI KF-21's maturity stage?
KAI KF-21 is at the commercial stage on the DEPLOY maturity ladder (research, prototype, pilot, commercial, production). Commercial stage means production-grade deployments are operating at named customer sites.
Where is KAI KF-21 deployed?
No verified deployments of KAI KF-21 are currently on the DEPLOY registry. DEPLOY records deployments only when verified at a named site with a primary source; absence may reflect pre-deployment, research, or manufacturer-internal use.
Is KAI KF-21 safe?
KAI KF-21 has no incidents on record in the DEPLOY registry. This does not constitute a safety guarantee; it reflects the incidents DEPLOY has tracked and verified to date.
Methodology: Verified · 3 sources (no primary) · last reviewed 2026-10-10

Verification posture

Verified

Low confidence

Review state

Stable

Last reviewed 2026-10-10

Maturity + lifecycle

Maturity stage: commercial

Lifecycle: active

Architectural position

Cohort: other

Sources by quality tier

3
unclassified
Unclassified source

The framework is documented at /methodology. Corrections at /corrections. Reviewer: DEPLOY editorial team.

Methodology surface for KAI KF-21.