promptfoo vs HexStrike AI vs NVIDIA SkillSpector
Side by side, from each listing’s own data. A row where every column says the same is shown once, dimmed.
 promptfooby promptfooRemove promptfoo from this comparison |  HexStrike AIby HexStrikeRemove HexStrike AI from this comparison |  NVIDIA SkillSpectorby NVIDIARemove NVIDIA SkillSpector from this comparison | |
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| Sets it apart |
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| What it is | Tests and red-teams LLM apps, agents and RAG pipelines from declarative config, scanning for prompt injection, jailbreaks and other vulnerabilities in CI. | Drive 150+ offensive security tools from an AI agent through one MCP server — reconnaissance, vulnerability scanning, exploitation workflows, and bug bounty automation. | Scan agent skills, plugins, and MCP servers before installing them — detects prompt injection, data exfiltration, malicious patterns, and supply-chain risk in Claude Code and Codex skills. |
| Provider | promptfoo | HexStrike | NVIDIA |
| Official vendor | Not an official listing | Not an official listing | NVIDIA |
| Verified | YesSame for all | ||
| Access | API, CLI | MCP, CLI | CLI |
| Auth | NoneSame for all | ||
| MCP server | No MCP server | In its setup guide | No MCP server |
| CLI install | In its docs | In its docs | pipuv tool install git+https://github.com/NVIDIA/skillspector.git |
| API base URL | In its docs | No API | No API |
| Skills | Declarative Eval Suites, Automated Red Teaming, Model Comparison | Recon Automation, Vulnerability Scanning, Exploit Workflows | Skill Scanning, Injection Detection, Exfiltration Checks, Supply Chain Audit |
| Streaming | NoSame for all | ||
| Push notifications | NoSame for all | ||
| Categories | Security, Code & DevTools | Security | Security, Code & DevTools |
| Tags | llm-evaluation, red-teaming, prompt-injection, regression-testing, ci-integration, jailbreak-scanning | offensive-security, penetration-testing, bug-bounty, vulnerability-scanning, reconnaissance, red-team, security-tooling | agent-security, skill-scanning, prompt-injection, supply-chain-security, static-analysis, claude-code, mcp-security |
| Listed since | Jul 25, 2026 | Sep 13, 2026 | Sep 13, 2026 |
| Use it now | |||
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