How OneAdvanced deployed over 50 AI agents on UK-sovereign AWS

This article describes how OneAdvanced, a UK-based enterprise software provider, deployed over 50 AI agents on UK-sovereign AWS infrastructure to meet strict data residency requirements for customers in regulated industries.

• Self-hosted Llama 4 Maverick and Llama Guard 4 on Amazon SageMaker AI using vLLM on p5.48xlarge instances in London region
• Built 50+ specialized agents using Strands Agents SDK across healthcare, legal, HR, marketing, and logistics in just three weeks
• Implemented RAG pipeline with pgvector and Aurora PostgreSQL for document retrieval and grounding agent responses
• Created no-code agent builder enabling non-developers to create agents through visual interface
• Achieved ISO 42001 AI governance certification with zero user data retention or model training usage
• Deployed Llama Guard 4 for content moderation screening user inputs before main model inference

OneAdvanced successfully launched the UK's first private sovereign AI platform for business, meeting data sovereignty requirements while delivering practical AI capabilities to enterprise customers in regulated sectors.