@louis030195/gptzero-mcp

MCP (Model Context Protocol) server for GPTZero AI detection API. Detect AI-generated text directly from Claude, ChatGPT, or any LLM that supports MCP.

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Features

🤖 Detect AI-generated text with confidence scores
🌍 Multilingual support (French, Spanish)
📊 Detailed probability breakdowns (AI/Human/Mixed)
🎯 High/medium/low confidence categories

Installation

Claude Desktop

Add to your Claude Desktop configuration (~/Library/Application Support/Claude/claude_desktop_config.json on Mac or %APPDATA%\Claude\claude_desktop_config.json on Windows):

hljs language-json

{
  "mcpServers": {
    "gptzero": {
      "command": "npx",
      "args": ["-y", "@louis030195/gptzero-mcp"],
      "env": {
        "GPTZERO_API_KEY": "your-gptzero-api-key"
      }
    }
  }
}

Claude Code

hljs language-bash

# Install globally in user scope with API key
claude mcp add -s user gptzero npx -e GPTZERO_API_KEY=your-gptzero-api-key -- -y @louis030195/gptzero-mcp

Get Your GPTZero API Key

Go to GPTZero
Sign up or log in
Navigate to API settings
Copy your API key

Usage

Once configured, you can use natural language to detect AI content:

"Check if this text is AI-generated: [paste text]"
"Analyze this document for AI detection"
"What's the probability this was written by AI?"
"Is this human or AI written?"

Tools

`gptzero_detect`

Detect if text was generated by AI.

Parameters:

document (string, required): Text to analyze
multilingual (boolean, optional): Enable multilingual detection for French/Spanish (default: false)

Returns:

Predicted class (ai/human/mixed)
Confidence category (high/medium/low)
Probability scores for each class
Detailed sentence-level analysis

`gptzero_model_versions`

Get available GPTZero model versions.

Returns: List of available model versions

Development

hljs language-bash

# Clone the repo
git clone https://github.com/louis030195/gptzero-mcp.git
cd gptzero-mcp

# Install dependencies
npm install

# Build
npm run build

# Run locally
GPTZERO_API_KEY=your-api-key npm start

API Documentation

See GPTZero API Docs for full API details.

License

MIT

Author

Louis Beaumont

gptzero-mcp