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AgentSeal vs Giskard

Both stand on ai red teaming tools. Which one you can start free with, which one lets you read the code, and what each costs once you pay.

AgentSeal

Free plan Open source APILinuxMac+3

Choose AgentSeal if you need to scan prompts, audit MCP servers or monitor agent configuration, especially in CI or an offline local setup. The free plan includes 30 basic probes and core monitoring tools; the Pro plan adds 311 probes and runtime MCP scanning with OAuth.

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Giskard

Free plan Open source APILinuxSelf-hosted+1
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The facts

AgentSealGiskard
Free planYesYes
Open sourceYesYes
Runs onAPI, Linux, Mac, Self-hosted, Web, WindowsAPI, Linux, Self-hosted, Web
Lowest paid planPro: $19 a monthFree or on request
Plans published24
MakerNot publishedNot published
Websiteagentseal.orggiskard.ai
On ai red teaming tools#1 of 27#2 of 27

AgentSeal: what it does well

  • Open-source scanner covers prompts, MCP servers and agent vulnerabilities.
  • CLI can run offline with a local Ollama model.
  • Guard and Watch scan and monitor local configuration files.
  • CI outputs include SARIF, JUnit XML and GitHub Actions summaries.
  • Free plan includes 30 basic probes, MCP registry, Guard and Watch.

What to know first

  • The free plan includes 30 basic probes.
  • The CLI requires Python 3.10 or higher.
  • Runtime MCP scanning with OAuth is listed in the Pro plan, not Free.

Giskard: what it does well

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