Dev.to
7/9/2026

Architecting an Enterprise RAG Platform: Shifting from AI Hype to Production Trust on AWS
Short summary
A production-ready enterprise RAG platform built entirely on AWS serverless services—Lambda, OpenSearch Serverless, Bedrock Nova Lite—that grounds LLM responses strictly to corporate documentation, eliminating hallucinations and compliance risks. Architecture separates async document ingestion from sync inference, costs under $45/month idle, scales to zero, and uses Terraform IaC with GitHub OIDC for secure CI/CD. Fully open-sourced with detailed benchmarks and implementation examples.
- •Serverless RAG platform eliminates hallucinations by grounding responses to verified enterprise documentation
- •Scales to $0 idle cost at under $45/month for 10K daily queries—75% cheaper than always-on infrastructure
- •Production-ready with Terraform IaC, GitHub OIDC security, and open-source implementation
Generated with AI, which can make mistakes.
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