// freeCodeCamp · 16 March 2026

How to Ship a Production-Ready RAG App with FAISS (Guardrails, Evals, and Fallbacks)

Most LLM applications look great in a high-fidelity demo. Then they hit the hands of real users and start failing in very predictable yet damaging ways. They answer questions they should not, they bre

freeCodeCamp

@freecodecamp · Chidozie Managwu

www.freecodecamp.org

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