GuardionAI vs. Promptfoo
Which AI security platform is right for your team? We break down the differences in features, latency, and protection scope to help you decide.
| Feature | GuardionAI | Promptfoo |
|---|---|---|
| Primary Focus | Agent Runtime Governance | Red Teaming |
| Tool Call Protection | Deep Inspection | Not documented |
| Deployment | Inline Security Gateway / Guard API / Claude Code plugin | Cloud API |
| Guardrails Latency | <130ms policy decision | N/A (Dev time) |
| 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) |
GuardionAI figures from guardion.ai (Policy engine decisions return in under 130ms — 20× faster than cloud provider guardrails.) • Promptfoo figures from public documentation.
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 Promptfoo if...
- •Developer-first CLI
- •Its pricing model (Open Source / Cloud) fits your procurement preferences
Frequently asked questions
What is Promptfoo?
Developer-friendly CLI tool for testing, evaluating, and red teaming LLM applications. It is categorized under AI Red Teaming & Testing in the Guardion AI Security Index.
Is Promptfoo open source?
Yes. Promptfoo has an open-source core; pricing model: Open Source / Cloud.
What are the best Promptfoo alternatives?
Teams evaluating Promptfoo most often compare it with garak (NVIDIA), Patronus AI, Giskard (Open Source), and GuardionAI — all listed under AI Red Teaming & Testing.
How does Promptfoo compare to GuardionAI?
Promptfoo focuses on red teaming, while GuardionAI is an agent runtime governance platform ("EDR for AI agents") that governs every agent tool call inline with sub-130ms guardrails latency.