Why it matters

Guardrails prevent harm from LLM outputs. Table stakes for enterprise.

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The architecture

Input filter for injection.

Output filter for policy.

Structured checks.

LLM guardrailsInput filterinjection, PIIModel callgenerateOutput filterpolicy checkNeMo Guardrails, Guardrails AI, Llama Guard; layer over base model
LLM guardrails.
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How it works end to end

NeMo Guardrails.

Guardrails AI.

Llama Guard from Meta.