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NVIDIA NeMo Guardrails

Open-source Python library for adding programmable guardrails to LLM applications.

Open source page ↗

Field note

What it does

NVIDIA NeMo Guardrails is an open-source Python package that intercepts inputs and outputs of LLM-based applications, applies configurable safety checks, and blocks or modifies content based on defined policies.

Capabilities

Available capabilities

Content SafetyLangChain IntegrationAgentic SecurityTopic ControlPII HandlingJailbreak Detection

Tags

Tags

GuardrailsLLM

Ways to use it

Ways to use it

sdk

Python / nemoguardrails

mcp

Not filed / https://docs.nvidia.com/nemo/guardrails/mcp/server

Product features

Product features

Configuring Guardrails

Copy Starter Prompt

Deployment Options

Evaluating Guardrails

Guardrail Catalog

Logging

NVIDIA NeMo Guardrails Library

NVIDIA NeMo Guardrails Library Agent Instructions

Observability

Running Guardrailed Inference

Tutorials

Use with AI Agents