Automate Zendesk Support replies with GPT-4o-mini, Google Sheets & Gmail
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 12 nodes and runs manually, when you click “Execute workflow”. Along the way it connects Azure OpenAI Chat Model, Zendesk, Google Sheets and Gmail.
How it runs
Trigger: Manually, when you click “Execute workflow”.
- Fetch Zendesk Tickets (Zendesk): uses Zendesk
- Load FAQ List (Google Sheets): uses Google Sheets
- Select Latest Ticket (Code): runs custom JavaScript code
- Merge: merges the data from its input branches
- Fetch Requester Email (Zendesk): uses Zendesk
- Prepare Data for AI (Code): runs custom JavaScript code
- Merge: merges the data from its input branches
- Generate Support Reply (Basic LLM Chain): sends a prompt to an LLM, with model: Azure OpenAI Chat Model
- Format Email for Gmail (Code): runs custom JavaScript code
- Send Auto-Reply (Gmail): uses Gmail
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 (8)
- Azure OpenAI Chat Model
@n8n/n8n-nodes-langchain.lmChatAzureOpenAi - Manual Trigger
n8n-nodes-base.manualTrigger - Zendesk
n8n-nodes-base.zendesk - Code
n8n-nodes-base.code - Google Sheets
n8n-nodes-base.googleSheets - Merge
n8n-nodes-base.merge - Basic LLM Chain
@n8n/n8n-nodes-langchain.chainLlm - Gmail
n8n-nodes-base.gmail
From the author
Description This workflow automates Zendesk ticket handling with AI-powered auto-replies. It pulls in new support tickets, checks against a Google Sheets FAQ database, and generates accurate responses using GPT-4o-mini. If the question matches an FAQ, the…