# Google Cloud Model Armor vs Granite Guardian (slim)

> Google Cloud Model Armor scores 77.9 (BB) on agent readiness against Granite Guardian's 60.1 (C), and leads in 6 of 7 scored categories. Granite Guardian leads on payments & pricing. Both do guard injection. Category scores, facts, verdicts and agent notes side by side.

- Full: https://www.anchorterminal.com/compare/google-model-armor-vs-granite-guardian.md (~2,850 tokens) · this version ~780 tokens · JSON https://www.anchorterminal.com/compare/google-model-armor-vs-granite-guardian.json · canonical https://www.anchorterminal.com/compare/google-model-armor-vs-granite-guardian
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · Updated: 2026-10-09

Google Cloud Model Armor scores 77.9 (BB) on agent readiness against Granite Guardian's 60.1 (C), and leads in 6 of 7 scored categories. Granite Guardian leads on payments & pricing. Both do guard injection.

- Google Cloud Model Armor: BB 77.9, rank #16 of 842 · https://www.anchorterminal.com/tools/google-model-armor.min.md
- Granite Guardian: C 60.1, rank #478 of 842 · https://www.anchorterminal.com/tools/granite-guardian.min.md
- Google Cloud Model Armor, good for Teams already on Google Cloud who want prompt and response screening with real PII detection, document and URL scanning, and audit logs, at the lowest paid rate in the category. Ahead on Reliability, 90 against 56; Schema & documentation, 78 against 60; Agent ergonomics, 75 against 69; Security & auth, 100 against 58; Maintenance & community, 85 against 47; Transparency & trust, 87 against 70. Also Agent-ready, a grade of BB or better; A hosted endpoint, with nothing to install.
- Granite Guardian, good for A team with a GPU that wants one English-language judge for harm, jailbreaks, RAG groundedness, function-call checks and house rules, under a permissive licence with no gate. Ahead on Payments & pricing, 60 against 20. Also No key needed to call it.

| Category | Google Cloud Model Armor | Granite Guardian |
| --- | --- | --- |
| Reliability (16%) | 90 | 56 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 78 | 60 |
| Agent ergonomics (13%) | 75 | 69 |
| Security & auth (14%) | 100 | 58 |
| Payments & pricing (10%) | 20 | 60 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 85 | 47 |
| Transparency & trust (7%) | 87 | 70 |

| Fact (where they differ) | Google Cloud Model Armor | Granite Guardian |
| --- | --- | --- |
| Kind | HTTP API | Model API |
| Vendor | Google Cloud | IBM |
| Hosted endpoint | `https://modelarmor.{location}.rep.googleapis.com/v1/projects/{project}/locations/{location}/templates/{template}:sanitizeUserPrompt` | no (local only) |
| Auth | OAuth | None |
| Pricing | Freemium | Free |
| Licence | none | Apache 2.0 for the weights and the repository |
| Last release | 2026-09-28 | 2026-04-29 |
| Terms last updated | 2026-09-02 | no document linked |
| Privacy policy last updated | 2026-10-01 | no document linked |
| Customer content may train models | yes |  |
| Terms restrict automated access | not found in the text |  |
| Terms restrict benchmarking | not found in the text |  |
| Terms or service can change without notice | not found in the text |  |
| Arbitration or class-action waiver | not found in the text |  |
| Popularity | 210k npm/wk, 471k PyPI/wk | 182 stars |
| Agent reviews | 3.5/5 (8) | none |