# Hunt LLM AI (agent skill)

> Hunt LLM AI is an agent skill (a SKILL.md file) from elementalsouls/Claude-BugHunter. Hunt LLM/AI feature bugs — prompt injection, indirect injection, exfiltration via tool-use/markdown, ASCII smuggling, agentic AI security (OWASP Agentic Apps 2026, ASI01-ASI10). It works with Claude Code, Codex and OpenCode and has 4,784 GitHub stars across a repository of 4 listed skills.

Hunt LLM/AI feature bugs — prompt injection, indirect injection, exfiltration via tool-use/markdown, ASCII smuggling, agentic AI security (OWASP Agentic Apps 2026, ASI01-ASI10). Patterns: direct injection ('ignore previous instructions'), indirect injection via documents/web pages/email the model reads, ASCII smuggling (Unicode Tags block U+E0000-U+E007F, invisible to humans, decoded by the model), tool-use exfiltration (model has fetch/browse tool, attacker injects OOB URL, model exfils chat…

## Key facts

| Fact | Value |
|---|---|
| Repository | https://github.com/elementalsouls/Claude-BugHunter |
| Skill path | skills/hunt-llm-ai/SKILL.md |
| Skill name | hunt-llm-ai |
| GitHub stars | 4,784 |
| Installs on skills.sh | not listed |
| License | MIT |
| Skills in repo | 4 |
| Plugin marketplace | elementalsouls |
| Official | no |
| Works with | Claude Code, Codex, OpenCode |
| Category | Security |
| Last commit | Oct 6, 2026 |

## When it triggers

- Use when hunting AI features, chatbots, RAG, agentic systems, MCP.

## Add this skill

### Claude Code

```sh
/plugin marketplace add elementalsouls/Claude-BugHunter
/plugin install claude-bughunter@elementalsouls
```

In the Claude apps, zip the skill folder and upload it under Customize > Skills > + > Upload a skill (code execution must be on).

### ChatGPT / Codex

```sh
git clone --depth 1 https://github.com/elementalsouls/Claude-BugHunter.git
cp -r Claude-BugHunter/skills/hunt-llm-ai .agents/skills/hunt-llm-ai   # repo; ~/.agents/skills for all projects
```

### Cursor

```sh
git clone --depth 1 https://github.com/elementalsouls/Claude-BugHunter.git
cp -r Claude-BugHunter/skills/hunt-llm-ai .cursor/skills/hunt-llm-ai   # project; ~/.cursor/skills for all projects
```

Sources (checked 2026-10-07): https://code.claude.com/docs/en/skills, https://support.claude.com/en/articles/12512180-using-skills-in-claude, https://learn.chatgpt.com/docs/build-skills, https://cursor.com/docs/context/skills

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Canonical page: https://appsgit.com/skills/elementalsouls-hunt-llm-ai
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