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Head-to-head · AI Red Teaming Tools

AgentSeal vs garak

  • Updated Oct 2026
  • Both researched from official sources
  • 2 checks side by side
Higher score AgentSeal #1 in AI Red Teaming Tools 9.4/10 Free plan Free plan✓ 1 of 2 features Visit AgentSeal
garak #8 in AI Red Teaming Tools 8.6/10 Free plan Free plan✓ 0 of 2 features Visit garak

AgentSeal leads on 0 checks, garak on 0, and 2 are even. Who comes out ahead on the 2 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreAgentSeal · 9.4/10
  • Free planboth
  • Most featuresAgentSeal · 1 of 2

AgentSeal scores higher on our rubric for ai red teaming tools: 9.4 against 8.6 out of 10; our editors rank them #1 and #8.

AgentSeal is the better fit for continuous agent and MCP security testing. garak is the better fit for free self-hosted LLM probing.

  • AgentSeal fits best

    Continuous agent and MCP security testing

  • garak fits best

    Free self-hosted LLM probing

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 AgentSeal 9.4/10 Visit ↗ garak 8.6/10 Visit ↗
At a glance
Editor score 9.4 8.6
Ranking #1 in AI Red Teaming Tools #8 in AI Red Teaming Tools
Best for Continuous agent and MCP security testing Free self-hosted LLM probing
Pricing model Free plan + paid Free
Starting price — Free plan
Free plan ✓ ✓
Free trial — —
Deployment Cloud, Self-hosted Self-hosted
Platforms Web Windows, macOS, Linux
Support Email, Community, Docs Email, Community, Docs
Integrations 12 integrations 8 integrations
Built for Solo, Small business, Mid-market, Enterprise Solo, Small business, Mid-market, Enterprise
Features AgentSeal 1/2 · garak 0/2
Custom tests Not checked yet Not checked yet
Continuous monitoring ✓ (best) Not checked yet
Specs
Attack categories prompt extraction; instruction injection; data exfiltration; MCP tool poisoning; RAG poisoning; multimodal attacks; behavioral genome testing Not checked yet
Target systems system prompts; AI agents; HTTP endpoints; MCP servers; RAG pipelines; multimodal AI systems Not checked yet
Automation level Continuous Not checked yet
Deployment Hybrid Not checked yet
Report exports JSON; SARIF 2.1.0; JUnit XML; PDF; GitHub Actions step summary Not checked yet
Our review
Pros
  • Broad probes cover prompts, agents, MCP, RAG, and multimodal systems
  • Continuous monitoring with CI/CD outputs in JSON, SARIF, and JUnit
  • Free plan includes audits, monitoring, SDKs, and a trust score breakdown
  • Free open-source access to adversarial probes and detectors
  • Supports hosted and local model interfaces across major integrations
  • Produces structured JSONL reports and hit logs
Cons
  • Full vulnerability assessment and remediation require the Pro plan
  • The Free plan includes community support rather than expanded support options
  • Some advanced reporting and historical tracking are limited to Pro
  • Self-hosted operation leaves infrastructure and maintenance with the team
  • Command-line workflow may not suit buyers seeking a graphical console
  • Effective coverage depends on selecting suitable probes and detectors
Our verdict

AgentSeal is an open-source security toolkit for developers, security teams, and organizations building or operating AI agents. It tests system prompts, AI agents, HTTP endpoints, MCP servers, RAG pipelines, and multimodal AI systems…

Read the review →

garak is an open-source command-line toolkit for assessing the security and robustness of large language models and language-model systems. It is designed for researchers, developers, and security teams evaluating LLM applications, whether…

Read the review →
  1. AgentSealAI Red Teaming Tools 9.4Free plan
  2. garakAI Red Teaming Tools 8.6Free plan

Strengths and trade-offs

  • AgentSeal — where it wins

    • Broad probes cover prompts, agents, MCP, RAG, and multimodal systems
    • Continuous monitoring with CI/CD outputs in JSON, SARIF, and JUnit
    • Free plan includes audits, monitoring, SDKs, and a trust score breakdown

    Where it doesn't

    • Full vulnerability assessment and remediation require the Pro plan
    • The Free plan includes community support rather than expanded support options
    • Some advanced reporting and historical tracking are limited to Pro

  • garak — where it wins

    • Free open-source access to adversarial probes and detectors
    • Supports hosted and local model interfaces across major integrations
    • Produces structured JSONL reports and hit logs

    Where it doesn't

    • Self-hosted operation leaves infrastructure and maintenance with the team
    • Command-line workflow may not suit buyers seeking a graphical console
    • Effective coverage depends on selecting suitable probes and detectors

More comparisons

All AI red teaming tools comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update