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SOVEREIGN AI ON PREMI3NS

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State-of-the-art AI performance meets strict regulatory requirements


Run mission-critical AI workloads without operational compromise. PREMI3NS delivers an end-to-end SecNumCloud 3.2 qualified AI ecosystem by combining high-density compute capabilities, an enterprise AI platform, and agentic workflows, operated strictly under French jurisdiction by S3NS, the subsidiary of Thales.


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The Four Sovereign Control Layers


Layer 1 — Sovereign AI infrastructure: High-density compute

Scale demanding AI training and inference workloads with predictable, unconstrained performance.

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  • Optimized compute costs: Deploy A3 infrastructure powered by NVIDIA H100 GPUs , purpose-built for large-scale training, rapid fine-tuning, and high-throughput inference.
  • Reliable, low-latency scaling: Benefit from high-speed inter-node networking optimized to scale AI workloads smoothly without bottlenecks.
  • Split / fractional GPU capabilities : Dynamically allocate GPU resources to optimize costs from development to production.
  • Guaranteed operational SLAs : Contractual commitments measured in minutes across managed environments, eliminating the operational risks of generic IaaS providers.
  • 100% French: Infrastructure deployment, physical maintenance, and datacenter access are managed exclusively by security-cleared S3NS personnel under French jurisdiction.

Layer 2 — Sovereign data platform: Data encryption & isolation

Cryptographic control and total isolation for enterprise data.

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  • Dual physical and logical isolation: Safeguard data at rest, in transit, and in use, validated by SecNumCloud 3.2 qualification. Your models, prompts, responses and datasets are stored and processed in France and remain under French jurisdiction.
  • Customer-managed cryptographic control: Maintain exclusive control over your data encryption keys with HSMs and external key management EKM.
  • Governed data foundation: Ingest, structure, and query petabyte-scale operational data for model grounding and analytics using BigQuery, Managed Services for Apache Spark, Cloud SQL, and Cloud Storage, governed by granular IAM role-based access controls and comprehensive audit logging.

Layer 3 — Sovereign model deployment and governance: Open-weight choice and total IP custody

Full workload portability and complete ownership without platform or vendor lock-in.

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  • Open-weights ecosystem: Choose from a curated Model Garden of pre-validated European and global open-weight models hosted on PREMI3NS, including Mistral and Google models—or deploy your own models (e.g., Hugging Face) into a centralized Model Registry with version control.
  • Retain intellectual property ownership: Maintain exclusive custody over your proprietary fine-tuned weights, custom prompt templates, and domain-adapted parameters within your secure perimeter
  • Standardized, portable model deployment: Deploy, manage, and scale model serving through managed Online Inference endpoints or containerized orchestration on Google Kubernetes Engine (GKE), ensuring effortless workload portability.
  • Production-ready AI serving stack: Leverage integrated AI execution environments and optimized runtimes out of the box, eliminating the overhead of building, tuning, and maintaining custom inference pipelines.

Layer 4 — Sovereign AI applications: Agent workflows for mission-critical operations

The frontier of operational AI and multi-step execution.

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  • Gemini platform : Deployment of Google’s managed agent platform inside the PREMI3NS trusted environment.
  • Flexible agent development framework : Build, evaluate, and orchestrate custom enterprise agents today using the open Agent Development Kit ADK framework.
  • Defense-grade governance and auditability : Ensure complete operational transparency with continuous audit logging, human-in-the-loop guardrails, and deterministic controls enforced under S3NS operational oversight.


Seamless integration with your existing AI & Data Stack


Accelerate your AI transformation with a robust ecosystem of trusted Independent Software Vendors, fully compatible with the PREMI3NS environment.

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  • Seamless transformation : Deploy sovereign AI using the tools your teams already rely on every day. PREMI3NS fits naturally into your operational ecosystem, preserving developer habits, existing pipeline architectures, and software licenses for immediate adoption.
  • AI Software Vendors : Run and orchestrate your AI models seamlessly with trusted platforms already in your daily workflow, like Probabl, Dataiku, and Mistral.
  • Data Software Vendors : Build a resilient, scalable data foundation with powerful data management and search solutions from Elastic, MongoDB, and Cloudera and more.


Ready to deploy Trusted AI at Enterprise scale?


Transition your mission-critical AI workloads to a SecNumCloud 3.2 qualified platform backed by hyperscale AI engineering.

Discuss with our AI experts