Integrations

Seamlessly integrate OpenGuardrails with your favorite tools and platforms

n8n Integration

Integrate OpenGuardrails with n8n workflow automation platform to add AI safety guardrails to your workflows.

Step 1: Create n8n Credential

Before using either integration method, you need to create a Bearer Auth credential in n8n with your OpenGuardrails API key.

1. Go to Create Credential

In n8n, click the dropdown menu next to 'Create workflow' and select 'Create credential'.

2. Select Bearer Auth

In the 'Add new credential' dialog, search for and select 'Bearer Auth'.

3. Get API Key from OpenGuardrails

Log in to OpenGuardrails platform → Go to Application Management → Use the default application or create a new one → Click the 'View' button in the Actions column.

4. Copy API Key

Click the copy button to copy your API Key.

5. Paste API Key in n8n

Return to n8n, paste the API key into the 'Bearer Token' field in the Bearer Auth account, then click 'Save'.

n8n credential setupn8n bearer auth

Step 2: Choose Integration Method

Method 1: OpenGuardrails Community Node (Recommended)

Installation
  1. Go to Settings → Community Nodes in your n8n instance
  2. Click Install and enter: n8n-nodes-openguardrails
  3. Click Install and wait for completion
Features
  • ✓ Check Content: Validate any user-generated content for safety issues
  • ✓ Input Moderation: Protect AI chatbots from prompt attacks and inappropriate input
  • ✓ Output Moderation: Ensure AI-generated responses are safe and appropriate
  • ✓ Conversation Check: Monitor multi-turn conversations with context awareness
n8n community noden8n workflow example
Detection Options
  • 🔒 Enable Security Check: Detect jailbreaks, prompt injection, role manipulation
  • ✅ Enable Compliance Check: Check for 18 content safety categories (violence, hate speech, etc.)
  • 🛡️ Enable Data Security: Detect privacy violations, commercial secrets, IP infringement
  • ⚙️ Action on High Risk: Continue with warning / Stop workflow / Use safe response

Method 2: HTTP Request Node

Use n8n's built-in HTTP Request node to call OpenGuardrails API directly.

Configuration Steps
  • Method: POST
  • URL: https://api.openguardrails.com/v1/guardrails
  • Authentication: Select your OpenGuardrails credentials
n8n HTTP requestn8n HTTP configuration

Example Workflow: AI Chatbot with Protection

  1. 1. Webhook - Receive user message
  2. 2. OpenGuardrails - Input Moderation
  3. 3. IF (action = pass)
    • → YES: Continue to LLM
    • → NO: Return safe response
  4. 4. OpenAI Chat - Generate response
  5. 5. OpenGuardrails - Output Moderation
  6. 6. IF (action = pass)
    • → YES: Return to user
    • → NO: Return safe response

Ready to Get Started?

Start protecting your AI applications with OpenGuardrails integrations today

Get API KeyView Documentation