Slack Notification Setup

Get real-time notifications from klink.cloud in your Slack channel

This guide explains how to send Slack notifications automatically whenever a new inbound message is received (from WhatsApp, Live Chat, Instagram, etc.) using Webhook + n8n workflow automation.

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Overview

What this setup does:

• Listens for new inbound messages in your system

• Sends a real-time notification to a Slack channel

• Works for all channels (WhatsApp, Live Chat, Instagram, etc.)

Tools used:

• K-LINK Developer Tools

• Webhook (Inbound Message Event)

• n8n (workflow automation)

• Slack App (Bot + Permissions)

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Step 1: Create a New App in Developer Tools

1. Go to Settings → Developer Tools

2. Click Create New App

3. Enter:

   • App Name: Slack Noti (or any name)

   • Environment: Production

4. Click Create App

5. Click Manage on the created app

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Step 2: Enable Inbound Message Webhook

1. Scroll to Webhook / Notification Settings

2. Enable:

   • Inbound Message Received

3. This event will trigger whenever:

   • A new message arrives from any channel

   • WhatsApp, Live Chat, Instagram, etc.

📌 The system will now send a webhook payload when a new message comes in.

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Step 3: Create a Webhook in n8n

3.1 Create a New Workflow

1. Open n8n

2. Create a New Workflow

3. Add a Webhook Node

   • HTTP Method: POST

   • Path: auto-generated

4. Save the node

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3.2 Copy Webhook URL

1. Copy the Test Webhook URL

2. Go back to Developer Tools → App Settings

3. Paste the webhook URL into the Inbound Message Webhook Endpoint

4. Click Save

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Step 4: Test the Webhook

1. In n8n, click Listen for Webhook

2. Send a test message from any channel (e.g. Live Chat)

3. Confirm:

   • Webhook receives payload

   • Message content appears in n8n

✅ If you see the message data, webhook is working correctly.

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Step 5: Create a Slack App

5.1 Create Slack App

1. Go to Slack API → Your Apps

2. Click Create New App

3. Choose From Scratch

4. Enter:

   • App Name: K-LINK

   • Workspace: Select your workspace

5. Click Create App

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5.2 Configure OAuth & Permissions

1. Go to OAuth & Permissions

2. Under Bot Token Scopes, add:

   • chat:write

   • channels:read

   • channels:write

3. Click Install App to Workspace

4. Copy:

   • Bot User OAuth Token

   • Signing Secret

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Step 6: Connect Slack to n8n

1. In n8n, add a Slack Node

2. Choose Send Message

3. Create New Credentials

4. Paste:

   • Access Token: Bot User OAuth Token

   • Signing Secret

5. Save credentials

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Step 7: Send Webhook Data to Slack

1. Connect:

   • Webhook Node → Slack Node

2. Configure Slack node:

   • Select Slack Channel

   • Message content example:

     New inbound message received:
     {{message.text}}
     From: {{sender.name}}
     Channel: {{channel}}

3. Save workflow

4. Activate workflow

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Step 8: Final Test

1. Send a new message from any channel

2. Confirm:

   • Webhook receives message

   • Slack receives notification instantly

🎉 Done! Slack notifications are now live.