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AgentDojo

Academic benchmark for prompt injection against AI agents

Agents and toolsOpen source

AgentDojo is a dynamic environment for testing prompt injection attacks and defenses on LLM agents, with workspace, travel, Slack and banking task suites. NIST’s CAISI called it a leading open-source framework for testing agent vulnerability and used it with attacks developed by UK AISI.

Best for: Comparing how agent defenses hold up against injected instructions.

Open source (MIT), maintained by ETH Zurich SPY Lab

  • – Maps to OWASP
  • – Maps to MITRE ATLAS
  • – Maps to the EU AI Act
  • – SOC 2 or ISO 27001
Visit AgentDojo

Facts checked November 9, 2026 against the sources listed below. AgentDojo does not pay to appear here.

1 Legal nameAgentDojo
2 HeadquartersZurich, Switzerland
3 Founded2024
4 TeamNot disclosed
5 What they testAgents and tool use, Prompt injection and jailbreaks
6 FrameworksNot disclosed
7 CertificationsNot disclosed
8 Published pricesFree (MIT)
9 Customers and partnersNIST CAISI used it for agent hijacking evaluations and released AgentDojo-Inspect.

Worth knowing before you sign

  • Latest release (0.1.35) is from Oct 2025; last commit Jun 2026.

Go to AgentDojo's site

Sources

  1. GitHub: ethz-spylab/agentdojo
  2. arXiv: AgentDojo paper
  3. NIST: agent hijacking evaluations

Work at AgentDojo? Send corrections with a source to editors@bestairedteamingcompanies.com. We fix verified errors within five business days.

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