Slack slash commands AI chat bot
Ready for 3.0Ready for 3.0. This template uses no nodes that n8n 3.0 removes. No removed nodes, versions or helpers found. Static check, last run 2026-10-19.
What this workflow does
This AI workflow has 5 nodes and runs when an HTTP POST request hits its webhook URL. Along the way it connects OpenAI Chat Model and Slack.
How it runs
Trigger: When an HTTP POST request hits its webhook URL.
- Switch: routes items into 2 branches
- Basic LLM Chain: sends a prompt to an LLM, with model: OpenAI Chat Model
- Send a Message (Slack): uses Slack
Services it uses
Before you upgrade to n8n 3.0
Nothing in this workflow is removed in n8n 3.0, so it should import and run after the upgrade.
Nodes used (5)
- Webhook
n8n-nodes-base.webhook - Switch
n8n-nodes-base.switch - Basic LLM Chain
@n8n/n8n-nodes-langchain.chainLlm - OpenAI Chat Model
@n8n/n8n-nodes-langchain.lmChatOpenAi - Slack
n8n-nodes-base.slack
From the author
This is a response chatbot in public channels through slash commands. I explain more in detail through the YouTube video, but it's only available in Korean. How it works? When you request the created slash command in Slack, the request comes to the webhook.…