# Granite Guardian vs LlamaFirewall (slim)

> Granite Guardian scores 60.1 (C) on agent readiness against LlamaFirewall's 50.8 (D), and leads in every scored category. Both do guard injection. Category scores, facts, verdicts and agent notes side by side.

- Full: https://www.anchorterminal.com/compare/granite-guardian-vs-llamafirewall.md (~2,700 tokens) · this version ~580 tokens · JSON https://www.anchorterminal.com/compare/granite-guardian-vs-llamafirewall.json · canonical https://www.anchorterminal.com/compare/granite-guardian-vs-llamafirewall
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · Updated: 2026-10-09

Granite Guardian scores 60.1 (C) on agent readiness against LlamaFirewall's 50.8 (D), and leads in every scored category. Both do guard injection.

- Granite Guardian: C 60.1, rank #478 of 842 · https://www.anchorterminal.com/tools/granite-guardian.min.md
- LlamaFirewall: D 50.8, rank #682 of 842 · https://www.anchorterminal.com/tools/llamafirewall.min.md
- 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 Schema & documentation, 60 against 49; Agent ergonomics, 69 against 60; Payments & pricing, 60 against 50; Maintenance & community, 47 against 15; Transparency & trust, 70 against 58.
- LlamaFirewall, good for A Python agent team that wants injection, hidden-character and generated-code checks in process, is willing to pin dependencies or install from main, and can get the gated weights. Also Open source.

| Category | Granite Guardian | LlamaFirewall |
| --- | --- | --- |
| Reliability (16%) | 56 | 53 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 60 | 49 |
| Agent ergonomics (13%) | 69 | 60 |
| Security & auth (14%) | 58 | 56 |
| Payments & pricing (10%) | 60 | 50 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 47 | 15 |
| Transparency & trust (7%) | 70 | 58 |

| Fact (where they differ) | Granite Guardian | LlamaFirewall |
| --- | --- | --- |
| Kind | Model API | Agent framework |
| Vendor | IBM | Meta |
| Transports | HTTP |  |
| Licence | Apache 2.0 for the weights and the repository | MIT (library). The Prompt Guard 2 weights it downloads are under the Llama 4 Community Licence |
| Last release | 2026-04-29 | 2025-05-29 |
| Popularity | 182 stars | 4.4k stars, 1k PyPI/wk |