— Capabilities
Six pillars of mission-ready defense AI.
Engineered for the constraints of real defense theatres, not commercial cloud benchmarks.
Edge & Embedded Inference
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01
Real-Time C2 Intelligence
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02
Decision Superiority AI
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03
Adversarial Cyber Defense
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04
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05
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06
Engineered for the constraints
of real defense theatres
From sensor
to command,
in milliseconds.
Engineered for the constraints of real defense theatres, not commercial cloud benchmarks.
ISR SENSORS
Edge inputs
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C2 CORE
Inference engine
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CYBER FEEDS
Telemetry
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POLICY ENGINE
Explainable
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INGEST
Stream fusion
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OPERATOR
Decision UI
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ANOMALY ML
Kill-chain
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RESPONSE
Countermeasure
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// LATENCY
< 12ms END-TO-END
// DEPLOYMENT
AIR-GAPPED · ON-PREM
// COMPLIANCE
EU GDPR · NATO-ALIGNED

— Sthenos AI is the artificial intelligence arm of EFA Group`
Sovereign
by architecture, not by claim.
The first generation of European defense AI built without compromise. No foreign cloud. No opaque dependencies. No data leaving your jurisdiction.
EFA Group
Sthenos AI is the artificial intelligence arm of EFA Group, working in close collaboration with Scytalys to develop next-generation Command & Control (C2) systems. Our focus is AI-powered decision support that enhances situational awareness, accelerates response, and strengthens operational effectiveness.
Together, we redefine defense technology for the modern era.

On-Premise
by Design
No cloud dependency. Models, weights, and inference run entirely inside your secure perimeter — air-gapped if required.
EU Data
Residency
All data, training, and operations stay within EU borders. Full alignment with GDPR, NIS2, and EU AI Act provisions.
Backed
by EFA Group
Four decades of European defense engineering heritage. Trusted by national procurement programs across the continent.

— Briefing
Request a confidential briefing.
Procurement, partnership, or technical evaluation, our team responds within 48 hours.

