AI email support system: Gmail, Gemini, GPT-4, Slack & Google Sheets workflow
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 23 nodes and runs on Gmail events (plus 1 other trigger). Along the way it connects OpenAI Chat Model, Gmail, Google Sheets and Slack and 4 more.
How it runs
Trigger: On Gmail events (plus 1 other trigger).
- Text Classifier: classifies text into categories with AI, with model: OpenAI Classification Model
- Google Drive: download
- Set Ticket Metadata (Edit Fields (Set)): sets or maps fields
- Set Ticket Metadata (Edit Fields (Set)): sets or maps fields
- Set Ticket Metadata (Edit Fields (Set)): sets or maps fields
- Set Ticket Metadata (Edit Fields (Set)): sets or maps fields
- Pinecone Vector Store: stores documents in the Pinecone vector store, with embeddings: Embeddings OpenAI; document loader: Default Data Loader
- Technical Support Agent (AI Agent): runs an AI agent, with model: Google Gemini Chat Model; 1 tool (Pinecone Vector Store)
- Billing Support Agent (AI Agent): runs an AI agent, with model: Google Gemini Chat Model; 1 tool (Pinecone Vector Store)
- Urgent Escalation Agent (AI Agent): runs an AI agent, with model: Google Gemini Chat Model; 1 tool (Pinecone Vector Store)
…plus 4 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.
- Still check Gmail Trigger below v1.4 runs as v1.4 (drafts skipped, max emails per poll) (Gmail Trigger).
Nodes used (15)
- OpenAI Chat Model
@n8n/n8n-nodes-langchain.lmChatOpenAi - AI Agent
@n8n/n8n-nodes-langchain.agent - Gmail
n8n-nodes-base.gmail - Google Sheets
n8n-nodes-base.googleSheets - Slack
n8n-nodes-base.slack - Text Classifier
@n8n/n8n-nodes-langchain.textClassifier - Gmail Trigger
n8n-nodes-base.gmailTrigger - Google Gemini Chat Model
@n8n/n8n-nodes-langchain.lmChatGoogleGemini - Pinecone Vector Store
@n8n/n8n-nodes-langchain.vectorStorePinecone - Embeddings OpenAI
@n8n/n8n-nodes-langchain.embeddingsOpenAi - Google Drive Trigger
n8n-nodes-base.googleDriveTrigger - Google Drive
n8n-nodes-base.googleDrive - Default Data Loader
@n8n/n8n-nodes-langchain.documentDefaultDataLoader - Recursive Character Text Splitter
@n8n/n8n-nodes-langchain.textSplitterRecursiveCharacterTextSplitter - Edit Fields (Set)
n8n-nodes-base.set
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