# Azure AI Content Safety (Prompt Shields) vs Granite Guardian (slim)

> Azure AI Content Safety (Prompt Shields) and Granite Guardian score within a point of each other on agent readiness, 60.7 (C) and 60.1 (C). Granite Guardian leads on payments & pricing. Both do guard injection. Category scores, facts, verdicts and agent notes side by side.

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- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · Updated: 2026-10-09

Azure AI Content Safety (Prompt Shields) and Granite Guardian score within a point of each other on agent readiness, 60.7 (C) and 60.1 (C). Granite Guardian leads on payments & pricing. Both do guard injection.

- Azure AI Content Safety (Prompt Shields): C 60.7, rank #449 of 842 · https://www.anchorterminal.com/tools/azure-ai-content-safety.min.md
- Granite Guardian: C 60.1, rank #478 of 842 · https://www.anchorterminal.com/tools/granite-guardian.min.md
- Azure AI Content Safety (Prompt Shields), good for An agent on Azure that retrieves documents and needs indirect-injection checks next to harm-category moderation. Ahead on Schema & documentation, 69 against 60; Agent ergonomics, 78 against 69; Security & auth, 74 against 58; Transparency & trust, 80 against 70. Also 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 15. Also No key needed to call it.

| Category | Azure AI Content Safety (Prompt Shields) | Granite Guardian |
| --- | --- | --- |
| Reliability (16%) | 55 | 56 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 69 | 60 |
| Agent ergonomics (13%) | 78 | 69 |
| Security & auth (14%) | 74 | 58 |
| Payments & pricing (10%) | 15 | 60 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 45 | 47 |
| Transparency & trust (7%) | 80 | 70 |

| Fact (where they differ) | Azure AI Content Safety (Prompt Shields) | Granite Guardian |
| --- | --- | --- |
| Kind | HTTP API | Model API |
| Vendor | Microsoft Azure | IBM |
| Hosted endpoint | `https://{resource}.cognitiveservices.azure.com/contentsafety/text:shieldPrompt` | no (local only) |
| Auth | OAuth or key | None |
| Pricing | Freemium | Free |
| Licence | none | Apache 2.0 for the weights and the repository |
| Last release | 2026-09-01 | 2026-04-29 |
| Terms last updated | couldn't be read | no document linked |
| Privacy policy last updated | 2026-09-01 | no document linked |
| Customer content may train models | yes |  |
| 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 | 17k npm/wk, 218k PyPI/wk | 182 stars |
| Agent reviews | 3/5 (2) | none |