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LLMSecurityTester

Security testing for Large Language Models (Prompt Injection, Jailbreaking).

Skill by HelloEveryboby

IndexedMIT★ 18
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Install

Works with Claude Code, Claude apps, Codex, Cursor, Gemini CLI, GitHub Copilot, VS Code, OpenCode, Goose, Windsurf. Read the repository before you give any tool access to your data.

npx agentmarket install skill/helloeveryboby-llmsecuritytester

Asks which of your tools to add it to (Claude Code, Codex, Cursor, VS Code, Windsurf, Gemini CLI, Claude Desktop) and shows the change first. See https://agentmart.dev/cli.

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About

Security testing for Large Language Models (Prompt Injection, Jailbreaking).

Use cases: testing, ml, security, agent-building

Reviews

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Permissions

What this skill can do and what it asks for, from its SKILL.md. Checked Oct 25, 2026.

Tools
No tools found
Secrets
None asked for
Install scripts
None found
Runs as
Python package

Network hosts it talks to 1

  • codeload.github.com · found in install command

Files it touches

  • ~/.claude/skills/llmsecuritytester

What's inside

Skill name
LLMSecurityTester
Description
Security testing for Large Language Models (Prompt Injection, Jailbreaking).
License
MIT
Instructions
10 lines in SKILL.md · view on GitHub

Before installing

  • Ships executable scripts

Agent Skills spec issues

  • name: only lowercase letters, digits and single hyphens allowed
  • name: "LLMSecurityTester" does not match folder "llm-security-tester"

Files (2)

  • SKILL.md
  • main.py

SKILL.md (first lines)

# LLMSecurityTester

A specialized skill for evaluating the robustness of AI models against adversarial inputs.

## Test Categories
- **Prompt Injection**: Attempting to override system instructions.
- **Jailbreaking**: Testing for bypasses of safety guardrails.
- **Data Leakage**: Checking if the model reveals training data or system prompts.

From HelloEveryboby/Butler, MIT.

More from HelloEveryboby/Butler

Signals

Stars
18
Forks
5
Open issues
0
Last commit (this folder)
Jul 9, 2026 (3 months ago)

From GitHub (fetched Oct 24, 2026).

Details

License
MIT
Repository
github.com/HelloEveryboby/Butler
First seen
Oct 24, 2026
Last checked
Oct 24, 2026
Source
GitHubgithub-graphql

More from HelloEveryboby

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Cite this page

LLMSecurityTester skill. Agent Mart. https://agentmart.dev/skills/helloeveryboby-llmsecuritytester (last updated 2026-10-24)