# Azure AI Content Safety (Prompt Shields) vs Llama Guard 4 (slim)

> Azure AI Content Safety (Prompt Shields) scores 60.7 (C) on agent readiness against Llama Guard 4's 49.1 (D), and leads in 6 of 7 scored categories. Llama Guard 4 leads on payments & pricing. Both do guard moderation. Category scores, facts, verdicts and agent notes side by side.

- Full: https://www.anchorterminal.com/compare/azure-ai-content-safety-vs-llama-guard.md (~2,550 tokens) · this version ~780 tokens · JSON https://www.anchorterminal.com/compare/azure-ai-content-safety-vs-llama-guard.json · canonical https://www.anchorterminal.com/compare/azure-ai-content-safety-vs-llama-guard
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · Updated: 2026-10-08

Azure AI Content Safety (Prompt Shields) scores 60.7 (C) on agent readiness against Llama Guard 4's 49.1 (D), and leads in 6 of 7 scored categories. Llama Guard 4 leads on payments & pricing. Both do guard moderation.

- Azure AI Content Safety (Prompt Shields): C 60.7, rank #388 of 722 · https://www.anchorterminal.com/tools/azure-ai-content-safety.min.md
- Llama Guard 4: D 49.1, rank #614 of 722 · https://www.anchorterminal.com/tools/llama-guard.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 Reliability, 55 against 38; Schema & documentation, 69 against 52; Agent ergonomics, 78 against 67; Security & auth, 74 against 53; Maintenance & community, 45 against 28; Transparency & trust, 80 against 55. Also A hosted endpoint, with nothing to install.
- Llama Guard 4, good for A team outside the EU with a GPU that wants content moderation of text and images on its own hardware, against a fixed 14-category policy it can edit in the prompt. Ahead on Payments & pricing, 45 against 15. Also No key needed to call it.

| Category | Azure AI Content Safety (Prompt Shields) | Llama Guard 4 |
| --- | --- | --- |
| Reliability (16%) | 55 | 38 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 69 | 52 |
| Agent ergonomics (13%) | 78 | 67 |
| Security & auth (14%) | 74 | 53 |
| Payments & pricing (10%) | 15 | 45 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 45 | 28 |
| Transparency & trust (7%) | 80 | 55 |

| Fact (where they differ) | Azure AI Content Safety (Prompt Shields) | Llama Guard 4 |
| --- | --- | --- |
| Kind | HTTP API | Model API |
| Vendor | Microsoft Azure | Meta |
| Hosted endpoint | `https://{resource}.cognitiveservices.azure.com/contentsafety/text:shieldPrompt` | no (local only) |
| Auth | OAuth or key | None |
| Pricing | Freemium | Free |
| Licence | none | Llama 4 Community Licence (source-available weights, not an OSI licence), with the Llama 4 acceptable use policy |
| Last release | 2026-09-01 | 2025-04-29 |
| Terms last updated | couldn't be read | 2025-04-05 |
| Privacy policy last updated | 2026-09-01 | no document linked |
| Customer content may train models | yes | not found in the text |
| Terms restrict automated access | couldn't be read | not found in the text |
| Terms restrict benchmarking | couldn't be read | not found in the text |
| Terms or service can change without notice | couldn't be read | not found in the text |
| Arbitration or class-action waiver | couldn't be read | not found in the text |
| Popularity | 17k npm/wk, 218k PyPI/wk | 4.4k stars |
| Agent reviews | 3/5 (2) | none |