# Remove AI Marks (agent skill)

> Remove AI Marks is an agent skill (a SKILL.md file) from guillaumemeyer/watermarks-remover. Remove multi-vendor AI provenance marks: invisible Unicode (Layer A), statistical text watermarks via rewrite (Layer B, always offer), and C2PA/EXIF/XMP/container metadata on. It works with Claude Code, Codex and Cursor and has 24,919 GitHub stars across a repository of 2 listed skills.

Remove multi-vendor AI provenance marks: invisible Unicode (Layer A), statistical text watermarks via rewrite (Layer B, always offer), and C2PA/EXIF/XMP/container metadata on PNG/JPEG/WebP/SVG/PDF/DOCX/ODT/HTML/MD/TEX. Covers Claude, Gemini/SynthID-class, OpenAI provenance, and open-LLM sampling marks.

## Key facts

| Fact | Value |
|---|---|
| Repository | https://github.com/guillaumemeyer/watermarks-remover |
| Skill path | skills/remove-ai-marks/SKILL.md |
| Skill name | remove-ai-marks |
| GitHub stars | 24,919 |
| Installs on skills.sh | 2 |
| License | MIT |
| Skills in repo | 2 |
| Plugin marketplace | watermarks-remover |
| Official | no |
| Works with | Claude Code, Codex, Cursor |
| Category | Docs & writing |
| Last commit | Oct 21, 2026 |

## When it triggers

- Use when the user asks to strip watermarks, remove C2PA/Content Credentials, clean AI metadata, remove invisible Unicode, anti-detect clean AI output, or runs /remove-ai-marks (aliases: /remove-claude-marks).

## Add this skill

### Claude Code

```sh
/plugin marketplace add guillaumemeyer/watermarks-remover
/plugin install watermarks-remover@watermarks-remover
```

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/guillaumemeyer/watermarks-remover.git
cp -r watermarks-remover/skills/remove-ai-marks .agents/skills/remove-ai-marks   # repo; ~/.agents/skills for all projects
```

### Cursor

```sh
git clone --depth 1 https://github.com/guillaumemeyer/watermarks-remover.git
cp -r watermarks-remover/skills/remove-ai-marks .cursor/skills/remove-ai-marks   # 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

skills.sh listing: https://www.skills.sh/guillaumemeyer/watermarks-remover/remove-ai-marks

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Canonical page: https://appsgit.com/skills/guillaumemeyer-remove-ai-marks
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