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Best HiddenLayer AI Guardrails Alternatives in 2026

Updated

20 apps from LLM security tools ranked against HiddenLayer AI Guardrails on the same published basis.

  1. 1
    Sanctum Runtime AndroidapiiOSself-hostedWeb 7.1
    HiddenLayer AI Guardrails vs Sanctum Runtime
  2. 2
    Amazon Bedrock Guardrails Web $0.07/mo6.3
    HiddenLayer AI Guardrails vs Amazon Bedrock Guardrails
  3. 3
    Openlayer Guardrails Free plan apiself-hostedWeb Free6.3
    HiddenLayer AI Guardrails vs Openlayer Guardrails
  4. 4
    Prompt Inspector Free plan apiLinuxMacself-hostedWeb Free6.3
    HiddenLayer AI Guardrails vs Prompt Inspector
  5. 5
    PromptGuard Free plan apiextensionLinuxMacself-hosted $19/mo6.3
    HiddenLayer AI Guardrails vs PromptGuard
  6. 6
    GLACIS Free plan apiself-hostedWeb Free6.2
    HiddenLayer AI Guardrails vs GLACIS
  7. 7
    Lasso AI Security Platform apiextensionWeb 5.9
    HiddenLayer AI Guardrails vs Lasso AI Security Platform
  8. 8
    Guardrails AI apiself-hostedWeb 5.8
    HiddenLayer AI Guardrails vs Guardrails AI
  9. 9
    Inferwall apiLinuxMacWin 5.8
    HiddenLayer AI Guardrails vs Inferwall
  10. 10
    WitnessAI apiWebWin 5.8
    HiddenLayer AI Guardrails vs WitnessAI
  11. 12
    Prisma AIRS AI Gateway apiself-hostedWeb 5.7
    HiddenLayer AI Guardrails vs Prisma AIRS AI Gateway
  12. 13
    SecureAI Guard apiself-hostedWeb $2,999/mo5.6
    HiddenLayer AI Guardrails vs SecureAI Guard
  13. 14
    GuardionAI Free trial apiLinuxMacself-hostedWeb 5.5
    HiddenLayer AI Guardrails vs GuardionAI
  14. 15
    ZeroTrusted AI Firewall self-hostedWeb 5.5
    HiddenLayer AI Guardrails vs ZeroTrusted AI Firewall
  15. 16
    Amazon Nova ReelAmazon Web Services apiWeb 5.4
    HiddenLayer AI Guardrails vs Amazon Nova Reel
  16. 17
    Check Point AI Guardrails apiself-hostedWeb 5.4
    HiddenLayer AI Guardrails vs Check Point AI Guardrails
  17. 18
    Microsoft Custom Neural Voice Web 5.4
    HiddenLayer AI Guardrails vs Microsoft Custom Neural Voice
  18. 19
    Noma Security 5.4
    HiddenLayer AI Guardrails vs Noma Security
  19. 20
    Straiker Defend AI 5.4
    HiddenLayer AI Guardrails vs Straiker Defend AI
  20. 21
    LLM Guard 5.3
    HiddenLayer AI Guardrails vs LLM Guard

HiddenLayer AI Guardrails alternatives compared

#AppScoreFree planFromRuns on
1Sanctum Runtime7.1No—Android, API, iOS, self-hosted, Web
2Amazon Bedrock Guardrails6.3No$0.07/moWeb
3Openlayer Guardrails6.3Free planFreeAPI, self-hosted, Web
4Prompt Inspector6.3Free planFreeAPI, Linux, Mac, self-hosted, Web, Windows
5PromptGuard6.3Free plan$19/moAPI, Browser, Linux, Mac, self-hosted, Web, Windows
6GLACIS6.2Free planFreeAPI, self-hosted, Web
7Lasso AI Security Platform5.9No—API, Browser, Web
8Guardrails AI5.8No—API, self-hosted, Web
9Inferwall5.8No—API, Linux, Mac, Windows
10WitnessAI5.8No—API, Web, Windows
12Prisma AIRS AI Gateway5.7No—API, self-hosted, Web
13SecureAI Guard5.6No$2,999/moAPI, self-hosted, Web
14GuardionAI5.5No—API, Linux, Mac, self-hosted, Web, Windows
15ZeroTrusted AI Firewall5.5No—self-hosted, Web
16Amazon Nova Reel5.4No—API, Web
17Check Point AI Guardrails5.4No—API, self-hosted, Web
18Microsoft Custom Neural Voice5.4No—Web
19Noma Security5.4No——
20Straiker Defend AI5.4No——
21LLM Guard5.3No——
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Questions about HiddenLayer AI Guardrails alternatives

What is the best alternative to HiddenLayer AI Guardrails?

Sanctum Runtime, number 1 in LLM security tools with a score of 7.1 out of 10. The others here: Amazon Bedrock Guardrails, Openlayer Guardrails, Prompt Inspector and 16 more.

What is the best free alternative to HiddenLayer AI Guardrails?

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 mobile-first: a phone app alongside the web or desktop product, a free tier and the depth of its documentation.