NVIDIA NeMo Guardrails
7.4#4 in llm security toolsFree planFree planAPILinuxmacOSSelf-hosted
VisitNVIDIA NeMo Guardrails vs PII Firewall
PII Firewall
5.7#17 in ai guardrail softwareFree planFree planLinuxSelf-hosted
VisitWhat both publish
| Fact | NVIDIA NeMo Guardrails | PII Firewall |
|---|---|---|
| Integrations | The documentation lists integrations with NVIDIA safety models, community models, third-party APIs, Python actions, and LangChain tools. | Examples cover OpenAI, Anthropic, LangChain, FastAPI, streaming transport, Ollama, LiteLLM, and arbitrary HTTP LLM endpoints. |
| Intended users | The library is presented for developers and teams building LLM applications who need configurable policy enforcement and safety checks. | The maker highlights healthcare, finance, and legal use cases, including clinical NLP, fintech support automation, and legal document review. |
| License | The NeMo Guardrails library is licensed under the Apache License 2.0. | The project is open source under the Apache 2.0 license. |
| Purpose | NeMo Guardrails is an open-source Python package for adding programmable guardrails to LLM-based applications. | Intercepts and anonymizes PII before it reaches an LLM, then restores original values in the response. |
NVIDIA NeMo Guardrails plans
- Open-source NeMo Guardrails libraryFree
- NeMo Guardrails microservicePriced on request
PII Firewall plans
- Open sourceFree
Pick NVIDIA NeMo Guardrails if…
NeMo Guardrails suits developers and teams building LLM applications that need configurable policy enforcement and safety checks. It is relevant to projects using Python, supported frameworks, or a self-managed deployment.
Pick PII Firewall if…
It suits teams handling sensitive text in healthcare, finance, or legal workflows. Linux users who want to host a Python-based PII layer themselves may also find it relevant.