Best LLM Guard Alternatives in 2026
Updated
20 platforms from LLM security tools ranked against LLM Guard on the same published basis.
- 1LLM Guard vs Openlayer Guardrails
- 2LLM Guard vs Prompt Inspector
- 3LLM Guard vs PromptGuard
- 4LLM Guard vs GLACIS
- 5LLM Guard vs Guardrails AI
- 6LLM Guard vs Lasso AI Security Platform
- 7LLM Guard vs WitnessAI
- 8LLM Guard vs Prisma AIRS AI Gateway
- 9LLM Guard vs Inferwall
- 10LLM Guard vs SecureAI Guard
- 11LLM Guard vs GuardionAI
- 12LLM Guard vs Sanctum Runtime
- 13LLM Guard vs Amazon Nova Reel
- 14LLM Guard vs Amazon Bedrock Guardrails
- 15LLM Guard vs HiddenLayer AI Guardrails
- 16LLM Guard vs ZeroTrusted AI Firewall
- 17LLM Guard vs Check Point AI Guardrails
- 18LLM Guard vs Microsoft Custom Neural Voice
- 19LLM Guard vs Noma Security
- 20LLM Guard vs Straiker Defend AI
LLM Guard alternatives compared
| # | Platform | Score | Free plan | From | Runs on |
|---|---|---|---|---|---|
| 1 | Openlayer Guardrails | 7.3 | Free plan | Free | API, self-hosted, Web |
| 2 | Prompt Inspector | 7.3 | Free plan | Free | API, Linux, Mac, self-hosted, Web, Windows |
| 3 | PromptGuard | 7.3 | Free plan | $19/mo | API, Browser, Linux, Mac, self-hosted, Web, Windows |
| 4 | GLACIS | 7.2 | Free plan | Free | API, self-hosted, Web |
| 5 | Guardrails AI | 7.0 | No | — | API, self-hosted, Web |
| 6 | Lasso AI Security Platform | 7.0 | No | — | API, Browser, Web |
| 7 | WitnessAI | 7.0 | No | — | API, Web, Windows |
| 8 | Prisma AIRS AI Gateway | 6.9 | No | — | API, self-hosted, Web |
| 9 | Inferwall | 6.8 | No | — | API, Linux, Mac, Windows |
| 10 | SecureAI Guard | 6.8 | No | $2,999/mo | API, self-hosted, Web |
| 11 | GuardionAI | 6.7 | No | — | API, Linux, Mac, self-hosted, Web, Windows |
| 12 | Sanctum Runtime | 6.7 | No | — | Android, API, iOS, self-hosted, Web |
| 13 | Amazon Nova Reel | 6.6 | No | — | API |
| 14 | Amazon Bedrock Guardrails | 5.9 | No | $0.07/mo | Web |
| 15 | HiddenLayer AI Guardrails | 5.5 | No | $416666.67/mo | self-hosted, Web |
| 16 | ZeroTrusted AI Firewall | 5.3 | No | — | self-hosted, Web |
| 17 | Check Point AI Guardrails | 5.2 | No | — | Web |
| 18 | Microsoft Custom Neural Voice | 5.2 | No | — | Web |
| 19 | Noma Security | 5.2 | No | — | — |
| 20 | Straiker Defend AI | 5.2 | No | — | — |
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Questions about LLM Guard alternatives
What is the best alternative to LLM Guard?
Openlayer Guardrails, number 1 in LLM security tools with a score of 7.3 out of 10. The others here: Prompt Inspector, PromptGuard, GLACIS and 16 more.
What is the best free alternative to LLM Guard?
Openlayer Guardrails is the best-ranked alternative with a free plan. 4 of the 20 alternatives here publish a free plan on their own pricing pages.
How are these alternatives ranked?
Ranked on what each maker publishes, open and connectable first: a public API, open-source code, the depth of its documentation and a free tier to try it on. Model lists are sorted by the figure in their title, exactly as each provider publishes it.