YouTube Thumbnail Generator — MCP Server

Generate professional YouTube thumbnails directly inside Claude Desktop.

Setup

1. Install Node.js — download from nodejs.org (LTS version)
2. Get a free Gemini API key — aistudio.google.com/app/apikey
3. Add to Claude Desktop config:
   • macOS: ~/Library/Application Support/Claude/claude_desktop_config.json
   • Windows: %APPDATA%\\Claude\\claude_desktop_config.json
   • Linux: ~/.config/Claude/claude_desktop_config.json
   Add:

{
  "mcpServers": {
    "thumbnail-generator": {
      "command": "npx",
      "args": ["-y", "thumbnail-generator-mcp"],
      "env": {
        "LICENSE_KEY": "YOUR-LICENSE-KEY-HERE",
        "GEMINI_API_KEY": "your-gemini-key-here"
      }
    }
  }
}

4. Restart Claude Desktop
5. Ask Claude: "Make me a YouTube thumbnail with the text 'I MADE $10K' and a dramatic dark background"

Usage

Thumbnails are saved to your Desktop automatically.

Desktop resolution is cross-platform:

• macOS/Linux: ~/Desktop
• Windows: %USERPROFILE%\\Desktop and OneDrive Desktop variants when enabled

With a selfie photo:

"Make me a thumbnail. Here's my photo: [drag photo into chat]. Text: 'THIS CHANGED EVERYTHING'. Dark dramatic office background."

Text-only (no photo):

"Generate a thumbnail. Subject: confident man in suit, shocked expression. Text: 'I ALMOST QUIT'. Background: city skyline at night."

Multiple variations:

"Make 3 variations of my thumbnail so I can pick the best one."

License

Activates on up to 2 devices. Contact support to transfer to a new device.