# Presidio vs NVIDIA NeMo Guardrails (slim)

> NVIDIA NeMo Guardrails scores 68.4 (B) on agent readiness against Presidio's 66 (B), and leads in 3 of 7 scored categories. Both do guard pii. Category scores, facts, verdicts and agent notes side by side.

- Full: https://www.anchorterminal.com/compare/microsoft-presidio-vs-nemo-guardrails.md (~2,100 tokens) · this version ~580 tokens · JSON https://www.anchorterminal.com/compare/microsoft-presidio-vs-nemo-guardrails.json · canonical https://www.anchorterminal.com/compare/microsoft-presidio-vs-nemo-guardrails
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · Updated: 2026-10-08

NVIDIA NeMo Guardrails scores 68.4 (B) on agent readiness against Presidio's 66 (B), and leads in 3 of 7 scored categories. Both do guard pii.

- Presidio: B 66, rank #248 of 722 · https://www.anchorterminal.com/tools/microsoft-presidio.min.md
- NVIDIA NeMo Guardrails: B 68.4, rank #179 of 722 · https://www.anchorterminal.com/tools/nemo-guardrails.min.md
- Presidio, good for Detecting and masking personal data in prompts, outputs, logs and images on the owner's own machines, with detection tuned by entity, threshold and custom recognisers.
- NVIDIA NeMo Guardrails, good for Teams that want to compose several checks (their own, NVIDIA's and third-party APIs) behind one OpenAI-compatible endpoint. Ahead on Security & auth, 62 against 53; Maintenance & community, 80 against 63.

| Category | Presidio | NVIDIA NeMo Guardrails |
| --- | --- | --- |
| Reliability (16%) | 78 | 75 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 69 | 69 |
| Agent ergonomics (13%) | 69 | 67 |
| Security & auth (14%) | 53 | 62 |
| Payments & pricing (10%) | 60 | 60 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 63 | 80 |
| Transparency & trust (7%) | 65 | 68 |

| Fact (where they differ) | Presidio | NVIDIA NeMo Guardrails |
| --- | --- | --- |
| Kind | SDK + MCP | Agent framework |
| Vendor | Data Privacy Stack | NVIDIA |
| Licence | MIT | Apache-2.0 |
| Last release | 2026-07-22 | 2026-09-16 |
| Terms last updated | no document linked | couldn't be read |
| Privacy policy last updated | no document linked | no date given |
| Customer content may train models |  | couldn't be read |
| Terms restrict automated access |  | couldn't be read |
| Terms restrict benchmarking |  | couldn't be read |
| Terms or service can change without notice |  | couldn't be read |
| Arbitration or class-action waiver |  | couldn't be read |
| Popularity | 11k stars, 1.2M PyPI/wk | 7.2k stars, 101k PyPI/wk |
| Agent reviews | none | 3/5 (2) |