Beautiful web UI for GPT-4 multi-agent chat with specialized assistants
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 21 nodes and runs when an HTTP GET request hits its webhook URL (plus 1 other trigger). Along the way it connects OpenAI Chat Model.
How it runs
Trigger: When an HTTP GET request hits its webhook URL (plus 1 other trigger).
- Code: runs custom JavaScript code
- Switch: routes items into 4 branches
- Respond to Webhook: sends the response back to the webhook caller
- AI Agent: runs an AI agent, with model: OpenAI Chat Model
- AI Agent: runs an AI agent, with model: OpenAI Chat Model
- AI Agent: runs an AI agent, with model: OpenAI Chat Model
- AI Agent: runs an AI agent, with model: OpenAI Chat Model
- Format Response - Code (Code): runs custom JavaScript code
- Format Response - Code (Code): runs custom JavaScript code
- Format Response - Code (Code): runs custom JavaScript code
…plus 5 more steps. See the full node list below.
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 (6)
- Webhook
n8n-nodes-base.webhook - Code
n8n-nodes-base.code - Respond to Webhook
n8n-nodes-base.respondToWebhook - Switch
n8n-nodes-base.switch - AI Agent
@n8n/n8n-nodes-langchain.agent - OpenAI Chat Model
@n8n/n8n-nodes-langchain.lmChatOpenAi
From the author
n8n Graphical Input Template - AI Agent Interface A beautiful, ready-to-use HTML interface for n8n workflows that allows your users to interact with AI agents through a clean web UI. No frontend skills required! 🎯 Why Use This Template? - No Frontend Skills…