How To Create a Slack App for n8n Workflows

Mike Murphy Co November 19, 2025
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Mike Murphy | AI Handyman

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Video Description

Description: In this tutorial, you will learn how to create a Slack App/Bot to send messages from Slack to trigger n8n workflows and have n8n send messages back. The Step-By-Step Guide: Step 1: Setup n8n Workflow Nodes (Slack Trigger, AI Agent, Open AI Model, Slack Message) Step 2: Create New Slack Channel Step 3: Create New Slack App/Bot (https://api.slack.com/apps) Step 4: Go to OAuth & Permissions and add Scopes Step 5: Set Credentials for Slack API in n8n Step 6: Event Subscriptions in Slack API (Verify WebHook URLs) Step 7: Add Slack App/Bot to Slack Channel Step 8: Test n8n Workflow and Activate when ready Detailed Step By Step Blog Post: https://mikemurphy.co/slackapp Get Hostinger VPS for n8n: https://mikemurphy.co/vps n8n Docs (OAuth Scopes): https://docs.n8n.io/integrations/builtin/credentials/slack/#scopes —————— —————— ✅ Chapters: 00:00 Intro: About The Tutorial 00:59 Pre-Tutorial Tip: Add More Scopes! 01:37 Purpose of Tutorial 02:36 Step-By-Step Guide Begins 02:48 Create New Workflow (n8n) 03:01 Add Slack Trigger 03:14 Add Slack Message Node 03:24 Add AI Agent + LLM 03:51 Overview of SlackApp Steps 05:10 Create New Slack Channel 05:27 Go to Slack API 06:15 OAuth & Permissions (Slack API) 06:42 n8n Docs (Scopes) 07:45 How To Add OAuth Scopes 08:34 Install App in Workplace 09:09 OAuth Token 10:26 Set Credentials for Slack 11:18 Channels to Watch 11:58 Attention: Change Trigger On Field 13:08 Create New Slack Message Credential 14:00 Inactive/Active Workflows 14:30 Event Subscriptions 14:47 Subscribe to bot events 15:26 Request URL (Enable Events) 16:23 Reinstall Warning Banner 16:47 Add SlackApp To Channel 17:36 Fix AI Agent Node 18:30 Slack Message Node Configuration 19:15 Remove n8n Attribution 19:54 Inactive & Active Wbhook URLs 20:34 Production WebHook URL (Active) 21:12 Test Workflow! 22:10 Recap —————— ——————Resources——————— ➜Gear I Use: https://mikemurphy.co/resources ➜Adobe After Effects: https://mikemurphy.co/adobe ➜Terrapin Textures: https://terrapintextures.com ➜ Adobe Audition Course (Domestika): https://mikemurphy.co/domestika ➜Amazon Influencer Store: https://www.amazon.com/shop/mikemurphyco ➜See All My Gear: https://www.mikemurphy.co/podgear ➜ Get Adobe Creative Cloud: https://mikemurphy.co/adobe ➜ Screenflow: https://mikemurphy.co/screenflow ➜ Website: https://mikemurphy.co ➜ Podcast: https://mikemurphy.co/mmu ➜ Instagram: http://instagram.com/mikeunplugged ➜ X: http://x.com/mikeunplugged ➜ YouTube: https://mikemurphy.co/youtube Amazon Associates Disclosure: Mike Murphy is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.com

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