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Head-to-head · AI Security Testing Tools

Promptfoo vs AgentScan

  • Updated Oct 2026
  • Both researched from official sources
  • 5 checks side by side
Higher score Promptfoo #5 in AI Security Testing Tools 8.7/10 Free plan Free plan✓ 0 of 5 features Visit Promptfoo
AgentScan #7 in AI Security Testing Tools 8.5/10 Free plan Free plan✓ 4 of 5 features Visit AgentScan

Promptfoo leads on 0 checks, AgentScan on 0, and 5 are even. Who comes out ahead on the 5 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scorePromptfoo · 8.7/10
  • Free planboth
  • Most featuresAgentScan · 4 of 5

Promptfoo scores higher on our rubric for ai security testing tools: 8.7 against 8.5 out of 10; our editors rank them #5 and #7.

Promptfoo is the better fit for developers building evaluation into CI/CD. AgentScan is the better fit for small teams wanting transparent pricing.

  • Promptfoo fits best

    Developers building evaluation into CI/CD

  • AgentScan fits best

    Small teams wanting transparent pricing

Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.

Side by side

Feature Promptfoo 8.7/10 Visit ↗ AgentScan 8.5/10 Visit ↗
At a glance
Editor score 8.7 8.5
Ranking #5 in AI Security Testing Tools #7 in AI Security Testing Tools
Best for Developers building evaluation into CI/CD Small teams wanting transparent pricing
Pricing model Free plan + paid Free plan + paid
Starting price — $29/mo
Free plan ✓ ✓
Free trial — —
Deployment Cloud, Self-hosted Cloud
Platforms Web Web
Support Community, Docs Email, Docs
Built for Solo, Small business, Mid-market, Enterprise Solo, Small business, Mid-market, Enterprise
Features Promptfoo 0/5 · AgentScan 4/5
Prompt injection tests Not checked yet ✓ (best)
Jailbreak tests Not checked yet ✓ (best)
Data leakage tests Not checked yet ✓ (best)
Unsafe output tests Not checked yet ✓ (best)
Custom test cases Not checked yet Not checked yet
Specs
Deployment mode Not checked yet Cloud
Our review
Pros
  • Open-source Community plan includes all LLM evaluation features
  • Automated red teaming, vulnerability scanning, and CI/CD quality gates
  • Supports web, API, and self-hosted deployments with broad integrations
  • Tests injection, jailbreaks, leakage, RAG poisoning, MCP, and tool abuse
  • Free plan plus clear $29 monthly Starter pricing
  • Risk scores, severity ratings, remediation guidance, and report exports
Cons
  • Enterprise and On-Premise pricing is custom
  • Advanced collaboration and monitoring require a paid tier
  • The product is focused on AI application testing rather than general security
  • Cloud deployment is limited to web and API coverage
  • Free plan highlights JSON results rather than PDF reports
  • Enterprise pricing is not published in the plan details
Our verdict

Promptfoo is an open-source CLI and library for evaluating, testing, and red-teaming large-language-model applications. It is aimed at developers and teams building AI applications who need to benchmark prompts, models, and RAG pipelines,…

Read the review →

AgentScan is a hosted security scanner for AI agents, LLM applications, RAG pipelines, and autonomous agents. It sends attack payloads through an API or web dashboard, then reports vulnerabilities with risk scores, severity ratings,…

Read the review →
  1. PromptfooAI Security Testing Tools 8.7Free plan
  2. AgentScanAI Security Testing Tools 8.5Free plan

Strengths and trade-offs

  • Promptfoo — where it wins

    • Open-source Community plan includes all LLM evaluation features
    • Automated red teaming, vulnerability scanning, and CI/CD quality gates
    • Supports web, API, and self-hosted deployments with broad integrations

    Where it doesn't

    • Enterprise and On-Premise pricing is custom
    • Advanced collaboration and monitoring require a paid tier
    • The product is focused on AI application testing rather than general security

  • AgentScan — where it wins

    • Tests injection, jailbreaks, leakage, RAG poisoning, MCP, and tool abuse
    • Free plan plus clear $29 monthly Starter pricing
    • Risk scores, severity ratings, remediation guidance, and report exports

    Where it doesn't

    • Cloud deployment is limited to web and API coverage
    • Free plan highlights JSON results rather than PDF reports
    • Enterprise pricing is not published in the plan details

More comparisons

All AI security testing tools comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update