Augustus vs Promptfoo
| Augustus | Promptfoo | |
|---|---|---|
| Free plan | No | Yes |
| Free trial | No | No |
| Paid from | — | Free |
| Open source | No | No |
| Platforms | Windows, macOS, Linux | api, Linux, macOS, self-hosted, Web, Windows |
| Prompt injection tests | Yes | — |
| Jailbreak tests | Yes | — |
| Data leakage tests | Yes | — |
| Unsafe output tests | Yes | — |
| Custom test cases | Yes | — |
| Deployment mode | self_hosted | — |
| Free plan | — | Yes |
Both are listed in Best AI Security Testing Tools. On Inferse, Promptfoo scores higher on our published basis.