Precision SMR
Engineering
for
Safety and Reliability
With cutting-edge SMR design, license experiences, and knowhow.
From SMR Design to Licensing,
A New Standard in Nuclear Engineering
RX is the only SMR startup directly founded by KAERI, a fabless company with core technologies spanning the entire nuclear design, analysis, testing, and licensing process.
01
The SMR Startup Founded by KAERI
Founded in 2023 by core KAERI engineers, carrying forward the essential experience of SMR design and licensing.
02
Full-Cycle SMR Engineering
From NSSS design, testing, and licensing — a nuclear fabless model creating value through design and IP.
03
AI-Powered Design and Licensing
Transforming design and licensing document preparation with nuclear-specialized Agentic AI.
01
Data Centers & AI
Surging Big Tech AI data center power demand positions SMR as a key carbon-free baseload solution
02
National SMR Projects
Over 120 new reactor designs are currently under development worldwide. (OECD NEA, 2025)
03
Licensing Innovation
AI-driven innovation to replace the inefficiency of manually processing thousands of documents
SMR Design · Analysis
Testing · Licensing
From reactor core component design to licensing document packaging — full-spectrum SMR primary system engineering.
Pictorial Purpose Only
AI-Accelerated licensing
document drafting
Nuclear-specialized Agentic AI is revolutionizing the speed of design and licensing operations.
Automated regulatory requirement-evidence mapping
Thousands of documents → automated search in minutes
Source citation and traceability guaranteed
Latest News
Stay up to date with RX's latest activities and announcements.
MoneyToday
Nuclear Trio Turns Entrepreneurs — Opening a 'Second Nuclear Renaissance'
2026. 03. 11
Read →
InsightNPower
RX Wins Minister's Award for Outstanding Deep Tech Startup
2026. 01. 29
Read →
Platum
Three Bluepoint-Backed Nuclear Deep Tech Firms Selected as KAERI Core Companies
2026. 01. 22
Read →