n8n-nodes-luntrex-image-analyzer

This is an n8n community node that lets you use the Luntrex Image Analyzer API in your n8n workflows.

The Luntrex Image Analyzer allows you to analyze images using various AI models from different providers like Gemini, OpenAI, and more.

n8n is a fair-code licensed workflow automation platform.

Installation

Follow the installation guide in the n8n community nodes documentation.

Community Nodes (Recommended)

1. Go to Settings > Community Nodes in your n8n instance
2. Select Install
3. Enter @luntrex/n8n-nodes-luntrex-image-analyzer in Enter npm package name
4. Agree to the risks and install

Manual Installation

To manually install this node, run the following command in your n8n root directory:

npm install @luntrex/n8n-nodes-luntrex-image-analyzer

For Docker-based n8n deployments, add this package to your package.json or use the NODE_FUNCTION_ALLOW_EXTERNAL environment variable.

Configuration

Credentials

You'll need to create credentials for the Luntrex Image Analyzer API:

1. Base URL: Your Luntrex API base URL (e.g., https://api.luntrex.com)
2. API Key: Your Luntrex API key for authentication

Operations

Analyze Image

Analyzes an image using AI models and returns insights about the image.

Required Parameters:

• Model: Select from available image analysis models (dynamically loaded from your Luntrex instance)
• Image URL: The URL of the image to analyze (must be a valid HTTP/HTTPS URL)

Optional Parameters:

• Prompt: Guide the image analysis with a custom prompt
• Include Raw Response: Include the raw API response in the output

Output:

{
  "status": "success",
  "summary": "The image shows...",
  "labels": ["object1", "object2"],
  "objects": ["detected object 1", "detected object 2"],
  "raw": { ... }
}

Example Usage

Basic Image Analysis

{
  "model": "gemini/gemini-2.5-flash-image",
  "imageUrl": "https://example.com/image.jpg",
  "prompt": "Describe this image in detail"
}

Workflow Ideas

1. Image Moderation: Analyze uploaded images for inappropriate content
2. Product Categorization: Automatically categorize product images
3. Accessibility: Generate alt text for images on your website
4. Visual Search: Analyze images to find similar products
5. Quality Control: Detect defects or issues in product images

Compatibility

• Minimum n8n version: 0.200.0
• Compatible with n8n Cloud and self-hosted instances

Resources

• n8n community nodes documentation
• Luntrex API Documentation

Support

For issues or questions:

• Open an issue on GitHub
• Contact Luntrex support at [email protected]

License

MIT