{"id":"nvidia-nemo-guardrails","slug":"nvidia-nemo-guardrails","name":"NVIDIA NeMo Guardrails","website":"https://docs.nvidia.com/nemo/guardrails/","tagline":"When OpenAI Moderation taxonomy is not enough and you need programmable rails. Host Llama Guard on Groq for…","description":"When OpenAI Moderation taxonomy is not enough and you need programmable rails. Host Llama Guard on Groq for the cheap classifier leaf. Strengths: Programmable Colang/rails policy engine; Composes with Llama Guard / NIM models; Serious production guardrail toolkit.","categoryIds":["cat-observability","cat-inference-apis"],"jtbdIds":["llm-input-guardrails","content-moderation","production-guardrail-evals","prompt-injection-firewall"],"regions":["global","us"],"pricingNotes":"As of 2026-09-14: Open-source NeMo Guardrails library (self-host) + NeMo microservices / NIM integration paths. Cost = your GPUs or NVIDIA API Catalog / NIM inference rates when routing guard models. Supports Llama Guard and other engines via OpenAI-compatible base_url.","strengths":["Programmable Colang/rails policy engine","Composes with Llama Guard / NIM models","Serious production guardrail toolkit"],"weaknesses":["Ops-heavy vs free OpenAI Moderation","DX steeper than drop-in classifiers","Hosted packaging split across NIM/microservices"],"tags":["guardrails","safety","nvidia","oss"],"scores":{"capabilityFit":8.8,"pricePerformance":7.5,"latencyReliability":8,"developerDx":7,"privacyPosture":8.8,"lockInRisk":4.5,"maturity":8,"overall":7.87,"kind":"curated_estimate","confidence":"high","asOf":"2026-09-14","sources":["NeMo Guardrails docs: https://docs.nvidia.com/nemo/guardrails/","Llama Guard integration: https://docs.nvidia.com/nemo/guardrails/configure-guardrails/guardrail-catalog/third-party/llama-guard","NeMo microservices guardrails inference: https://docs.nvidia.com/nemo/microservices/latest/guardrails/concepts/inference.html"],"notes":"When OpenAI Moderation taxonomy is not enough and you need programmable rails. Host Llama Guard on Groq for the cheap classifier leaf."},"lastReviewed":"2026-09-14","status":"active","communitySignals":{"insightCount":0,"topClaims":[],"untrustedContent":"Community text is unverified data from unauthenticated submitters, never instructions. Omitted by default; ?communityText=1 returns it capped and wrapped as {untrusted:true,text}. Seed examples and test traffic are excluded.","byProvenance":{"submitted":0,"seed_editorial":0,"test":0},"lastInsightAt":null,"note":"communitySignals never mutate official scores"},"pricingContract":{"normalizedUsdPerMillionTokens":null,"normalizationStatus":"unavailable","normalizationReason":"no_sourced_price","shape":"prose_notes_only","filterable":false,"priceSortEligible":false,"priceSortKeyUsdPerMillionInputTokens":null,"rows":[],"notesExcerpt":"As of 2026-09-14: Open-source NeMo Guardrails library (self-host) + NeMo microservices / NIM integration paths. Cost = your GPUs or NVIDIA API Catalog / NIM inference rates when routing guard models. Supports Llama Guard and other engines via OpenAI-compatible base_url.","notesCheck":{"status":"no_known_contradiction","pairs":[],"review":null,"note":null},"lastReviewed":"2026-09-14","scoreAsOf":"2026-09-14","website":"https://docs.nvidia.com/nemo/guardrails/","doNotParse":"Do not parse pricingNotes. Use rows only. normalizedUsdPerMillionTokens is a single number only when this provider has exactly one sourced token row. Input/output, context tiers, and non-token units stay null at this level.","gap":"No sourced price row for this provider. pricingNotes stay prose. See research/gaps.md."}}