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Best LLM Guard Alternatives in 2026

Updated

20 tools from LLM security tools ranked against LLM Guard on the same published basis.

  1. 1
    Prompt Inspector Free plan apiLinuxMacself-hostedWeb Free7.4
    LLM Guard vs Prompt Inspector
  2. 2
    PromptGuard Free plan apiextensionLinuxMacself-hosted $19/mo7.3
    LLM Guard vs PromptGuard
  3. 3
    GuardionAI Free trial apiLinuxMacself-hostedWeb 7.2
    LLM Guard vs GuardionAI
  4. 4
    Amazon Bedrock Guardrails Web $0.07/mo7.0
    LLM Guard vs Amazon Bedrock Guardrails
  5. 5
    Openlayer Guardrails Free plan apiself-hostedWeb Free6.9
    LLM Guard vs Openlayer Guardrails
  6. 6
    WitnessAI apiWebWin 6.9
    LLM Guard vs WitnessAI
  7. 7
    GLACIS Free plan apiself-hostedWeb Free6.8
    LLM Guard vs GLACIS
  8. 8
    Inferwall apiLinuxMacWin 6.7
    LLM Guard vs Inferwall
  9. 9
    Lasso AI Security Platform apiextensionWeb 6.7
    LLM Guard vs Lasso AI Security Platform
  10. 10
    Guardrails AI apiself-hostedWeb 6.6
    LLM Guard vs Guardrails AI
  11. 11
    Sanctum Runtime AndroidapiiOSself-hostedWeb 6.6
    LLM Guard vs Sanctum Runtime
  12. 12
    HiddenLayer AI Guardrails self-hostedWeb $416666.67/mo6.5
    LLM Guard vs HiddenLayer AI Guardrails
  13. 13
    Prisma AIRS AI Gateway apiself-hostedWeb 6.5
    LLM Guard vs Prisma AIRS AI Gateway
  14. 14
    SecureAI Guard apiself-hostedWeb $2,999/mo6.4
    LLM Guard vs SecureAI Guard
  15. 15
    ZeroTrusted AI Firewall self-hostedWeb 6.4
    LLM Guard vs ZeroTrusted AI Firewall
  16. 16
    Check Point AI Guardrails Web 6.0
    LLM Guard vs Check Point AI Guardrails
  17. 17
    Microsoft Custom Neural Voice Web 6.0
    LLM Guard vs Microsoft Custom Neural Voice
  18. 18
    VotalAI Web 5.9
    LLM Guard vs VotalAI
  19. 19
    Amazon Nova ReelAmazon Web Services api 5.8
    LLM Guard vs Amazon Nova Reel
  20. 20
    Cloudflare Advanced Certificate Manager Web $10/mo5.8
    LLM Guard vs Cloudflare Advanced Certificate Manager

LLM Guard alternatives compared

#ToolScoreFree planFromRuns on
1Prompt Inspector7.4Free planFreeAPI, Linux, Mac, self-hosted, Web, Windows
2PromptGuard7.3Free plan$19/moAPI, Browser, Linux, Mac, self-hosted, Web, Windows
3GuardionAI7.2No—API, Linux, Mac, self-hosted, Web, Windows
4Amazon Bedrock Guardrails7.0No$0.07/moWeb
5Openlayer Guardrails6.9Free planFreeAPI, self-hosted, Web
6WitnessAI6.9No—API, Web, Windows
7GLACIS6.8Free planFreeAPI, self-hosted, Web
8Inferwall6.7No—API, Linux, Mac, Windows
9Lasso AI Security Platform6.7No—API, Browser, Web
10Guardrails AI6.6No—API, self-hosted, Web
11Sanctum Runtime6.6No—Android, API, iOS, self-hosted, Web
12HiddenLayer AI Guardrails6.5No$416666.67/moself-hosted, Web
13Prisma AIRS AI Gateway6.5No—API, self-hosted, Web
14SecureAI Guard6.4No$2,999/moAPI, self-hosted, Web
15ZeroTrusted AI Firewall6.4No—self-hosted, Web
16Check Point AI Guardrails6.0No—Web
17Microsoft Custom Neural Voice6.0No—Web
18VotalAI5.9No—Web
19Amazon Nova Reel5.8No—API
20Cloudflare Advanced Certificate Manager5.8No$10/moWeb
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Questions about LLM Guard alternatives

What is the best alternative to LLM Guard?

Prompt Inspector, number 1 in LLM security tools with a score of 7.4 out of 10. The others here: PromptGuard, GuardionAI, Amazon Bedrock Guardrails and 16 more.

What is the best free alternative to LLM Guard?

Prompt Inspector 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, the fullest spec sheet first: how deeply the product is documented, the platforms it runs on, a free tier or trial to test it, and its standing.