Query Slack channel history with natural language using OpenAI
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 4 nodes and runs when a chat message arrives. Along the way it connects Slack and OpenAI Chat Model.
How it runs
Trigger: When a chat message arrives.
- Slack Channel Chatbot (AI Agent): runs an AI agent, with model: OpenAI Chat Model; 1 tool (Slack History)
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 (4)
- AI Agent
@n8n/n8n-nodes-langchain.agent - Chat Trigger
@n8n/n8n-nodes-langchain.chatTrigger - Slack Tool
n8n-nodes-base.slackTool - OpenAI Chat Model
@n8n/n8n-nodes-langchain.lmChatOpenAi
From the author
Chat with a Slack channel using AI. This workflow fetches the channel’s message history and lets you ask natural-language questions (“what were the decisions?”, “who’s blocked?”, “summarize yesterday”). The assistant only answers from the channel’s actual…