Best AI Security Testing Tools in 2026
Updated
29 AI security testing tools ranked on what their makers publish — plans and prices, free tiers, platforms and the facts on their own pages.
29ranked
0free plans on this page
4 Oct 2026last checked
| # | Platform | Score | Why | Free plan | Paid from | Prompt injection tests | |
|---|---|---|---|---|---|---|---|
| 26 |  LLMMap | 5.0 | RecognisedAPIDocumented | — | — | Yes | View |
| 27 |  PromptRAID | 5.0 | RecognisedAPIDocumented | — | — | Yes | View |
| 28 |  garak | 4.8 | RecognisedAPIDocumented | Yes | — | — | View |
| 29 |  HarmBench | 4.8 | RecognisedAPIDocumented | Yes | — | — | View |
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