🤖 n8n-nodes-smartgent

SmartGent Custom Nodes for n8n - AI-powered automation and intelligent workflow integrations including LiteLLM chat completions and S3/MinIO file storage.

🚀 Overview

SmartGent brings intelligent enterprise search capabilities, AI chat completions, and cloud storage integration to your n8n workflows. Search through your organization's knowledge base using AI-powered chatbots, interact with LLM models, and manage file storage seamlessly.

✨ Features

• 🧠 AI-Powered Enterprise Search - Intelligent search through enterprise knowledge bases
• 🤖 Dynamic Chatbot Selection - Choose from available enterprise chatbots
• 💬 LiteLLM Chat Completions - Interact with various LLM models through LiteLLM API
• 📁 SmartGent MinIO File Storage - Upload files and generate presigned URLs for S3/MinIO
• 🔧 Multiple Node Types - Regular workflow nodes and AI Agent tool versions
• 🛡️ Secure Authentication - API key-based authentication with configurable base URLs
• 📊 Rich Response Data - Structured results with source attribution and metadata
• 🎯 AI Agent Compatible - Tool versions work seamlessly with n8n AI Agent nodes

📦 Installation

Via n8n Community Nodes (Recommended)

1. Go to Settings → Community Nodes in your n8n instance
2. Click Install and enter: n8n-nodes-smartgent
3. Click Install and restart n8n

Via npm

npm install n8n-nodes-smartgent

🔧 Available Nodes

SmartGent Enterprise Search

Main workflow node for manual enterprise search operations.

Operations:

• Get Chatbots - Retrieve list of available enterprise chatbots
• Search - Perform intelligent search using selected chatbot

SmartGent Enterprise Search Tool

AI Agent tool version for automated searches initiated by AI agents.

Features:

• Automatically called by AI Agent nodes
• Returns formatted text optimized for AI consumption
• Same search capabilities as the main node

LiteLLM Chat

Interact with various LLM models through the LiteLLM API.

Features:

• Support for multiple LLM providers
• Text and mixed content (text + files) support
• Dynamic model selection
• Streaming and non-streaming responses

SmartGent MinIO

Comprehensive file storage solution for S3 and MinIO-compatible services.

Operations:

• Upload File - Upload binary or text files to buckets
• Generate Presigned URL - Create time-limited access URLs
• Upload and Get Presigned URL - Combined operation for efficiency

Features:

• Support for AWS S3 and MinIO
• Binary and text file uploads
• Custom metadata and headers
• Configurable expiration times
• Path-style and virtual-hosted-style URLs

⚙️ Configuration

Credentials Setup

1. Create SmartGent API credentials in n8n
2. Configure the following:
   • API Key: Your SmartGent API key
   • Base URL: SmartGent API base URL (e.g., https://smartgendev.w3btest.com)

Node Configuration

• Chatbot Selection: Choose from dynamically loaded enterprise chatbots
• Search Query: Enter your search query or use expressions
• Max Results: Limit the number of results returned (default: 10)

🎯 Usage Examples

Basic Enterprise Search

1. Add SmartGent Enterprise Search node to your workflow
2. Configure your SmartGent API credentials
3. Select Search operation
4. Choose a chatbot (e.g., "Toyota - all about toyota")
5. Enter your search query: "What's the price of RAV4?"
6. Execute the workflow

AI Agent Integration

1. Add AI Agent node to your workflow
2. Connect SmartGent Enterprise Search Tool to the AI Agent
3. Configure the chatbot selection
4. The AI will automatically use the tool when users ask relevant questions

Example AI conversation:

User: "What are the latest Toyota car prices?"
AI Agent: *automatically calls SmartGent tool*
AI Agent: "Based on the latest information, here are the Toyota car prices..."

Workflow Automation

// Example: Auto-search when new support ticket arrives
{
  "nodes": [
    {"type": "Webhook Trigger"},
    {"type": "SmartGent Enterprise Search", "operation": "search"},
    {"type": "Send Email"}
  ]
}

📋 API Response Format

The search operation returns structured data:

{
  "operation": "search",
  "chatbotGuid": "07929b5a-a298-4df1-8cbf-d5fef990c120",
  "query": "rav4 price",
  "results": {
    "success": true,
    "docs": [
      {
        "content": "2025 Toyota RAV4 pricing information...",
        "filename": "toyota_price_list.pdf",
        "page_number": 1
      }
    ]
  },
  "timestamp": "2025-01-27T08:15:30Z",
  "resultCount": 3
}

🔍 Supported Operations

| Operation | Description | Use Case | |-----------|-------------|----------| | Get Chatbots | List available enterprise chatbots | Discovery, configuration | | Search | Execute search query using selected chatbot | Information retrieval |

🛠️ Development

Prerequisites

• Node.js >= 20.15
• n8n installed

Local Development

# Clone the repository
git clone https://github.com/chassis-app/n8n-nodes-smartgent.git
cd n8n-nodes-smartgent

# Install dependencies
npm install

# Build the project
npm run build

# Link for local testing
npm link

Testing

# Run linting
npm run lint

# Format code
npm run format

# Build and test
npm run build

🤝 Contributing

We welcome contributions! Please:

1. Fork the repository
2. Create a feature branch
3. Make your changes with tests
4. Run npm run lint and npm run format
5. Submit a pull request

📄 License

This project is licensed under the MIT License - see the LICENSE file for details.

🔗 Links

• SmartGent API Documentation
• n8n Community Nodes
• Issue Tracker

📞 Support

• 📧 Email: [email protected]
• 🐛 Issues: GitHub Issues
• 💬 Community: n8n Community Forum

Made with ❤️ for the n8n community