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Best AI Red Teaming Tools in 2026

Updated

In short: F5 BIG-IP APM is ranked #1 of 27 as of 3 October 2026, ahead of NVADER and Rogue. The best-ranked option with a free plan is NVADER. The lowest first paid tier on this page is RedFang at $19/mo.

When assessing AI system security, red teaming tools offer different ways to test targets against attack categories. Compare which target systems are supported, how much testing can be automated and whether you can define custom tests. Deployment choices and continuous monitoring help distinguish how tools fit into an assessment workflow; report exports, free plans and paid starting prices add further points of comparison. AgentSeal, ProofLayer and Darkhunt AI Security lead the ranking, with Promptfoo and Confident AI also among the first entries. Match these listed capabilities to the systems you need to examine and how you plan to run and report tests.

27 AI red teaming tools ranked on what their makers publish — plans and prices, free tiers, platforms and the facts on their own pages.

27ranked
11free plans on this page
$19/molowest paid tier
3 Oct 2026last checked

Recognised 40% · Phone app 26% · Documented 20% · Free plan 14% of the score

  1. 1 F5 BIG-IP APM iPhone + Android RecognisedPhone appDocumentedFree plan 7.1
  2. 2 NVADER No phone app RecognisedPhone appDocumentedFree plan 6.4$49/mo Attack categories: prompt injection, jailbreaks, data extraction, MCP server threats, repository and code vulnerabilities, AI skill and agent vulnerabilities, hallucinated dependenciesTarget systems: AI apps, chatbots, agents, assistants, codebases, MCP servers, AI skills, agent toolsAutomation level: automated
  3. 3 Rogue No phone app RecognisedPhone appDocumentedFree plan 6.4Free Attack categories: Encoding; Social Engineering; Injection; Semantic; TechnicalTarget systems: A2A agents; MCP agents; Python agentsAutomation level: automated
  4. 4 AgentSeal No phone app RecognisedPhone appDocumentedFree plan 6.3Free Attack categories: prompt extraction; instruction injection; data exfiltration; MCP tool poisoning; RAG poisoning; multimodal attacks; behavioral genome testingTarget systems: system prompts; AI agents; HTTP endpoints; MCP servers; RAG pipelines; multimodal AI systemsAutomation level: continuous
  5. 5 Confident AI No phone app RecognisedPhone appDocumentedFree plan 6.3$200/mo
  6. 6 Darkhunt AI Security No phone app RecognisedPhone appDocumentedFree plan 6.3Free Attack categories: decision integrity; prompt injection and manipulation; data exfiltration; secret exposure; jailbreak; HIPAA violation; prompt leakageTarget systems: LLMs; LLM-powered applications; chatbots; AI agents; RAG applications; coding assistants and copilots; API-connected custom applications; OpenAI; Anthropic; Azure; AWS Bedrock; Gemini; self-hosted systemsAutomation level: automated
  7. 7 Giskard No phone app RecognisedPhone appDocumentedFree plan 6.3Free
  8. 8 OpenSecureAI Scanner No phone app RecognisedPhone appDocumentedFree plan 6.3$49/mo
  9. 9 ProofLayer No phone app RecognisedPhone appDocumentedFree plan 6.3Free Attack categories: prompt injection; jailbreaks; data exfiltration; tool abuse; RAG poisoning; memory injectionTarget systems: LLM APIs; multi-agent orchestrators; MCP servers; ReAct/LangChain agents; RAG pipelines; AgentDojo and custom targetsAutomation level: automated
  10. 10 RedFang No phone app RecognisedPhone appDocumentedFree plan 6.3$19/mo Attack categories: direct prompt injection; tool misuse; sensitive data leakage; output-as-attack-vector; agent overreach; denial-of-wallet; system-prompt extractionTarget systems: AI agents; GitHub repositories; application URLs; customer-service chatbots; coding agents; LLM workflowsAutomation level: continuous
  11. 11 Promptfoo No phone app RecognisedPhone appDocumentedFree plan 6.2Free
  12. 12 RedAmon No phone app RecognisedPhone appDocumentedFree plan 6.2Free
  13. 13 VirtueRed No phone app RecognisedPhone appDocumentedFree plan 5.8 Attack categories: use-case risks; regulatory compliance risks; multimodal jailbreaks; code-generation risks; privacy and security attacks; hallucination; bias; over-cautiousnessTarget systems: AI models; foundation models; chatbots; AI applicationsAutomation level: continuous
  14. 14 Advent Prompt Pwn No phone app RecognisedPhone appDocumentedFree plan 5.4 Attack categories: direct prompt injection; instruction override; delimiter; encoding; role confusion; indirect document; indirect fixture; multi-turn; mutation; RAG poisoning; synthetic tool useTarget systems: language models; AI applications; OpenAI; Azure OpenAI; Anthropic; Gemini; OpenAI-compatible APIs; Ollama; HTTP JSON applications; Python callbacks; in-memory applicationsAutomation level: automated
  15. 15 Check Point AI Guardrails No phone app RecognisedPhone appDocumentedFree plan 5.4 Attack categories: prompt injection; jailbreaks; data exposure; data exfiltration; harmful or policy-violating outputs; unsafe tool or function calling; agent workflow abuse; unauthorized actions; business-logic flaws; MCP tool exploitation; output integrity issues; model security weaknessesTarget systems: foundation models; custom model deployments; LLMs; live AI applications; AI agents; RAG applications; RAG pipelines; AI-integrated systems; agent endpointsAutomation level: continuous
  16. 16 HouYi No phone app RecognisedPhone appDocumentedFree plan 5.3 Attack categories: prompt injectionTarget systems: LLM-integrated applicationsAutomation level: automated
  17. 17 KonaRed No phone app RecognisedPhone appDocumentedFree plan 5.3 Attack categories: Prompt Injection; Data Theft; Tool and Supply Chain; Agent Exploitation; Identity and Impersonation; RAG and Data Poisoning; Content Safety; Financial RiskTarget systems: API endpoints; manual chat flows; uploaded prompt-response pairs; models; agents; AI workflowsAutomation level: automated
  18. 18 Prompt Fuzzer No phone app RecognisedPhone appDocumentedFree plan 5.3 Attack categories: Jailbreak; prompt injection; RAG and vector database attacks; system prompt extractionTarget systems: Generative AI applications; LLM-based applications; RAG systems; vector-database-backed AI systemsAutomation level: automated
  19. 19 PromptRedTeam No phone app RecognisedPhone appDocumentedFree plan 5.2 Attack categories: Direct injection; role manipulation; zero-width injection; delimiter injection; encoded payloadsTarget systems: Large language models (LLMs)Automation level: automated
  20. 20 RedHub Prompt Injection Red Team Kit No phone app RecognisedPhone appDocumentedFree plan 5.2 Attack categories: direct prompt injection, indirect prompt injection, sensitive disclosure, improper output handling, excessive agency, system-prompt leakageTarget systems: LLM applications, AI agentsAutomation level: automated
  21. 21 RedLens AI No phone app RecognisedPhone appDocumentedFree plan 5.2 Attack categories: Adversarial Prompt Engineering; Context Window Exploitation; Safety Filter Evasion; Agent and Tool Abuse; Data Exfiltration and Inversion; AI Containment EscapeTarget systems: AI agents; AI models; patient chatbots; diagnostic AI; internal copilots; customer-facing AI; AI vendor systemsAutomation level: automated
  22. 22 RedShield AI No phone app RecognisedPhone appDocumentedFree plan 5.2 Attack categories: Prompt injection; data exfiltration; agentic abuse; RAG attacks; multi-turn manipulation; output integrityTarget systems: AI-powered chatbots; conversational systems; agents; RAG pipelines; internal or pre-production AI systemsAutomation level: continuous
  23. 23 Aevrin AI Red Teaming No phone app RecognisedPhone appDocumentedFree plan 5.1 Attack categories: prompt injection; jailbreaks; sensitive data leakage; policy failures; harmful outputsTarget systems: chatbots
  24. 24 Mindgard No phone app RecognisedPhone appDocumentedFree plan 5.1
  25. 25 garak No phone app RecognisedPhone appDocumentedFree plan 4.9

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Questions about this list

Which AI red teaming tool is ranked first on Samsung Mobile US Press?

F5 BIG-IP APM is ranked #1 of 27 with a score of 7.1. NVADER is second and Rogue third.

How many of these have a free plan?

11 of the 25 on this page publish a free plan on their own pricing pages.

Which is the cheapest paid option?

On this page, RedFang has the lowest first paid tier we found: $19/mo.

How is this list ranked?

Ranked mobile-first: a phone app alongside the web or desktop product, a free tier and the depth of its documentation. Paid placements never change a rank.

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