# Lakera Guard vs NVIDIA NeMo Guardrails

| Attribute | Lakera Guard | NVIDIA NeMo Guardrails |
|---|---|---|
| **vioscaleAI score** | 47.6 (56% (medium)) | 54.5 (29% (low)) |
| activity.commits_last_30d | - | 24 |
| adoption.dependent_repos | - | 0 |
| adoption.github_stars | - | 7,298 |
| content.faq | `[{"answer":"A cloud-native security platform designed for AI applications that intercepts both user inputs and model outputs to detect and prevent prompt injections, data leakage, jailbreaks, and compliance violations before they reach the LLM. It is indexed under AI Guardrails.","source":"https://www.lakera.ai","question":"What is Lakera Guard?","confidence":0.6},{"answer":"Lakera Guard offers a free tier, so you can start without paying. Pricing changes often, so verify at source before relying on it.","source":"https://www.lakera.ai","question":"Is Lakera Guard free?","confidence":0.6},{"answer":"We have confirmed browser-based access to Lakera Guard. That is the extent of what we could verify from public sources, so it may well offer desktop or mobile clients we have not indexed.","source":"https://www.lakera.ai","question":"What platforms does Lakera Guard support?","confidence":0.6},{"answer":"Yes. Lakera Guard can be deployed cloud / SaaS and self-hosted, so it does not have to run on the vendor's infrastructure.","source":"https://www.lakera.ai","question":"Can Lakera Guard be self-hosted?","confidence":0.6},{"answer":"We have independently confirmed SOC 2 and GDPR for Lakera Guard. Certifications we do not list are ones we have not been able to verify from public sources, which is not the same as Lakera Guard not holding them. Always confirm compliance directly before you rely on it.","source":"https://www.lakera.ai/risk/compliance-regulatory-risks","question":"What security certifications does Lakera Guard have?","confidence":0.7}]` | `[{"answer":"A Python library that protects language model-based chat applications from common vulnerabilities through modular guardrails. It supports input and output moderation, prompt injection and jailbreak detection, hallucination identification, RAG chunk validation, and integrates with multiple LLM frameworks and safety services. It is indexed under AI Guardrails.","source":"https://github.com/pricing","question":"What is NVIDIA NeMo Guardrails?","confidence":0.6},{"answer":"NVIDIA NeMo Guardrails is open source, so it can be self-hosted and used at no licence cost. Pricing changes often, so verify at source before relying on it.","source":"https://github.com/pricing","question":"Is NVIDIA NeMo Guardrails free to use?","confidence":0.6},{"answer":"NVIDIA NeMo Guardrails supports Linux and a command-line interface. Platforms we have not confirmed are simply not listed here rather than ruled out.","source":"https://github.com/pricing","question":"What platforms does NVIDIA NeMo Guardrails support?","confidence":0.6},{"answer":"Yes. NVIDIA NeMo Guardrails can be deployed cloud / SaaS, on-premise and self-hosted, so it does not have to run on the vendor's infrastructure.","source":"https://github.com/pricing","question":"Can NVIDIA NeMo Guardrails be self-hosted?","confidence":0.6},{"answer":"We have confirmed 11 integrations for NVIDIA NeMo Guardrails, including OpenAI, LangChain, Hugging Face, vLLM, KServe, FMS, PrivateAI and Polygraf, plus 3 more. This is what we could verify from public sources, so the vendor may support others we have not indexed.","source":"https://github.com/pricing","question":"What does NVIDIA NeMo Guardrails integrate with?","confidence":0.6}]` |
| deployment.options | `{"cloud":true,"self_hosted":true}` | `{"self_hosted":true}` |
| description.long | A cloud-native security platform designed for AI applications that intercepts both user inputs and model outputs to detect and prevent prompt injections, data leakage, jailbreaks, and compliance violations before they reach the LLM. | A Python toolkit that adds protective guardrails to LLM-based chat applications to prevent prompt injections, jailbreaks, and other vulnerabilities through configurable input/output moderation, fact-checking, and hallucination detection. |
| features.capabilities | `{"architecture_model":"managed_cloud_inline_proxy","prompt_injection_and_jailbreak_blocking":true,"inbound_pii_and_credit_card_masking_redaction":true,"sub_50ms_latency_guarantees_for_proxy_routing":true,"custom_regex_and_deterministic_denylist_rulesets":true}` | `{"iso_27001":false,"soc2_type_ii":false,"pricing_model":"free_open_source","architecture_model":"open_source_python_library","rag_retrieval_chunk_poisoning_defense":true,"prompt_injection_and_jailbreak_blocking":true,"inbound_pii_and_credit_card_masking_redaction":true,"streaming_token_interception_and_chunked_eval":true,"sub_50ms_latency_guarantees_for_proxy_routing":false,"custom_regex_and_deterministic_denylist_rulesets":true,"outbound_toxicity_and_competitor_mention_blocking":true,"zero_data_retention_and_prompt_privacy_guarantees":true,"hallucination_and_topical_off_brand_drift_detection":true}` |
| integrations.count | 2 | 9 |
| integrations.list | `[{"name":"Grafana"},{"name":"Splunk"}]` | `[{"name":"OpenAI"},{"name":"LangChain"},{"name":"Hugging Face"},{"name":"vLLM"},{"name":"KServe"},{"name":"FMS"},{"name":"PrivateAI"},{"name":"Polygraf"},{"name":"NemoGuard"},{"name":"Nemotron"},{"name":"Patronus"},{"name":"Llama Guard","native":true,"category":"safety_model"},{"name":"Patronus Lynx","native":true,"category":"safety_model"},{"name":"GLiNER","native":true,"category":"pii_detection"},{"name":"Hugging Face Transformers","native":true,"category":"ml_framework"}]` |
| language.primary | - | Python |
| market.availability | `{"primaryMarkets":[],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` | - |
| platform.support | `{"web":true}` | `{"cli":true}` |
| pricing | `{"type":"free","freeTier":true,"sourceUrl":"https://www.lakera.ai","retrievedAt":"2026-08-21T11:09:56.803Z"}` | `{"type":"free_open_source","sourceUrl":"https://github.com/pricing","retrievedAt":"2026-10-14T22:35:29.191Z"}` |
| pricing.free_tier | yes | yes |
| pricing.model | free | commercial |
| pricing.price_level | free | unknown |
| pricing.transparent | no | yes |
| release.cadence_days | - | 39 |
| release.history | - | `[{"url":"https://github.com/NVIDIA-NeMo/Guardrails/releases/tag/v0.24.1","date":"2026-09-16T17:15:59Z","type":"stable","version":"v0.24.1"},{"url":"https://github.com/NVIDIA-NeMo/Guardrails/releases/tag/v0.24.0","date":"2026-08-26T19:31:04Z","type":"stable","version":"v0.24.0"},{"url":"https://github.com/NVIDIA-NeMo/Guardrails/releases/tag/v0.23.0","date":"2026-07-01T16:22:19Z","type":"stable","version":"v0.23.0"},{"url":"https://github.com/NVIDIA-NeMo/Guardrails/releases/tag/v0.22.0","date":"2026-05-22T20:25:31Z","type":"stable","version":"v0.22.0"},{"url":"https://github.com/NVIDIA-NeMo/Guardrails/releases/tag/v0.21.0","date":"2026-03-12T13:22:49Z","type":"stable","version":"v0.21.0"},{"url":"https://github.com/NVIDIA-NeMo/Guardrails/releases/tag/v0.20.0","date":"2026-01-22T08:44:24Z","type":"stable","version":"v0.20.0"},{"url":"https://github.com/NVIDIA-NeMo/Guardrails/releases/tag/v0.19.0","date":"2025-12-03T17:27:00Z","type":"stable","version":"v0.19.0"},{"url":"https://github.com/NVIDIA-NeMo/Guardrails/releases/tag/v0.18.0","date":"2025-11-06T20:06:41Z","type":"stable","version":"v0.18.0"},{"url":"https://github.com/NVIDIA-NeMo/Guardrails/releases/tag/v0.17.0","date":"2025-10-09T16:45:35Z","type":"stable","version":"v0.17.0"},{"url":"https://github.com/NVIDIA-NeMo/Guardrails/releases/tag/v0.16.0","date":"2025-09-05T19:55:08Z","type":"stable","version":"v0.16.0"},{"url":"https://github.com/NVIDIA-NeMo/Guardrails/releases/tag/v0.15.0","date":"2025-08-08T11:22:08Z","type":"stable","version":"v0.15.0"},{"url":"https://github.com/NVIDIA-NeMo/Guardrails/releases/tag/v0.14.1","date":"2025-07-08T18:50:24Z","type":"stable","version":"v0.14.1"},{"url":"https://github.com/NVIDIA-NeMo/Guardrails/releases/tag/v0.14.0","date":"2025-06-11T18:58:04Z","type":"stable","version":"v0.14.0"},{"url":"https://github.com/NVIDIA-NeMo/Guardrails/releases/tag/v0.13.0","date":"2025-03-25T18:25:34Z","type":"stable","version":"v0.13.0"},{"url":"https://github.com/NVIDIA-NeMo/Guardrails/releases/tag/v0.12.0","date":"2025-02-26T18:10:50Z","type":"stable","version":"v0.12.0"},{"url":"https://github.com/NVIDIA-NeMo/Guardrails/releases/tag/v0.11.1","date":"2025-01-16T22:25:48Z","type":"stable","version":"v0.11.1"},{"url":"https://github.com/NVIDIA-NeMo/Guardrails/releases/tag/v0.11.0","date":"2024-11-19T13:54:31Z","type":"stable","version":"v0.11.0"},{"url":"https://github.com/NVIDIA-NeMo/Guardrails/releases/tag/v0.10.1","date":"2024-10-02T18:38:56Z","type":"stable","version":"v0.10.1"},{"url":"https://github.com/NVIDIA-NeMo/Guardrails/releases/tag/v0.10.0","date":"2024-09-27T21:47:53Z","type":"stable","version":"v0.10.0"},{"url":"https://github.com/NVIDIA-NeMo/Guardrails/releases/tag/v0.9.1.1","date":"2024-07-26T11:09:15Z","type":"stable","version":"v0.9.1.1"}]` |
| security.disclosure_policy | - | yes |
| security.gdpr | yes | - |
| security.soc2 | yes | - |
| security.trust_center | - | https://github.com/security |
| security.vulnerabilities | - | `{"count":0,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=pypi&package_name=custom-guardrails&per_page=100","last_12m":0,"max_severity":null}` |

## Capabilities (AI Guardrails)

| Capability | Lakera Guard | NVIDIA NeMo Guardrails |
|---|:--:|:--:|
| **Capabilities** |  |  |
| Architecture model | Managed cloud inline proxy | Open source python library |
| Prompt injection and jailbreak blocking | ✓ | ✓ |
| Inbound pii and credit card masking redaction | ✓ | ✓ |
| Outbound toxicity and competitor mention blocking | - | ✓ |
| Hallucination and topical off brand drift detection | - | ✓ |
| Sub 50ms latency guarantees for proxy routing | ✓ | ✗ |
| Custom regex and deterministic denylist rulesets | ✓ | ✓ |
| Streaming token interception and chunked eval | - | ✓ |
| Rag retrieval chunk poisoning defense | - | ✓ |
| Zero data retention and prompt privacy guarantees | - | ✓ |
| SOC2 type ii | - | ✗ |
| ISO 27001 | - | ✗ |
| Pricing model | - | Free open source |

*Source: vioscaleAI. Generated 2026-10-16T18:33:28.147Z. "-" = undocumented, not absent.*