GuardionAI vs. LLM Guard (Protect AI)
Which AI security platform is right for your team? We break down the differences in features, latency, and protection scope to help you decide.
Last reviewed: 2026-07-03
| Feature | GuardionAI | LLM Guard (Protect AI) |
|---|---|---|
| Primary Focus | Agent Runtime Governance | Sanitization & Detection |
| Tool Call Protection | Deep Inspection | Not documented |
| Deployment | Inline Security Gateway / Guard API / Claude Code plugin | Self-hosted |
| Guardrails Latency | <130ms policy decision | Low |
| Detection Accuracy | 96.3 F1 on the Prompt Security Leaderboard with 0.02% false positives | Not published / varies by deployment |
| Compliance | GDPR-ready, HIPAA-ready, LGPD-ready, SOC 2 Type II (in progress) | MIT |
GuardionAI figures from guardion.ai (Policy engine decisions return in under 130ms — 20× faster than cloud provider guardrails.) • LLM Guard (Protect AI) figures from public documentation, reviewed 2026-07-03.
Choose GuardionAI if...
- •You are building autonomous AI agents that use tools, MCP servers, or APIs.
- •Latency is critical for your application (Policy engine decisions return in under 130ms — 20× faster than cloud provider guardrails).
- •You want DLP for PII and secrets before data leaves your org.
- •You need a single hub to investigate and respond to agent incidents.
Choose LLM Guard (Protect AI) if...
- •Easy integration
- •Its pricing model (Open Source) fits your procurement preferences
Frequently asked questions
What is LLM Guard (Protect AI)?
Comprehensive open-source toolkit to fortify LLM security, offering sanitization, detection, and prevention of attacks. Originally by Laiyer.ai, now maintained under Protect AI. It is categorized under Runtime Guardrails & AI Firewall in the Guardion AI Security Index.
Is LLM Guard (Protect AI) open source?
Yes. LLM Guard (Protect AI) has an open-source core (https://github.com/protectai/llm-guard); pricing model: Open Source.
What are the best LLM Guard (Protect AI) alternatives?
Teams evaluating LLM Guard (Protect AI) most often compare it with Lakera (Check Point), Meta (Llama Guard), Prompt Security (SentinelOne), and GuardionAI — all listed under Runtime Guardrails & AI Firewall.
How does LLM Guard (Protect AI) compare to GuardionAI?
LLM Guard (Protect AI) focuses on sanitization & detection, while GuardionAI is an agent runtime governance platform ("EDR for AI agents") that governs every agent tool call inline with sub-130ms guardrails latency.
Last reviewed: 2026-07-03
Sources: github.com