Send personalized cold email sequences with Google Sheets, Gmail, Gemini and Slack

by Muhammed Umar ✓ · 62 views · created 2026-07-25 · Lead Nurturing, Multimodal AI

What this workflow does

This AI workflow has 36 nodes and runs on a schedule (every day at 09:00) (plus 2 other triggers). Along the way it connects Gmail, Google Sheets, Slack and Google Gemini Chat Model.

How it runs

Trigger: On a schedule (every day at 09:00) (plus 2 other triggers).

1. Fetch All Leads (Google Sheets): uses Google Sheets
2. Fetch Follow-up 1 Leads (Google Sheets): uses Google Sheets
3. Fetch Follow-up 2 Leads (Google Sheets): uses Google Sheets
4. Return Pixel Image (Respond to Webhook): sends the response back to the webhook caller
5. Decode Tracking ID (Code): runs custom JavaScript code
6. Extract Email Sender Info (Code): runs custom JavaScript code
7. Filter Pending Only (Code): runs custom JavaScript code
8. Filter FU1 Due (Code): runs custom JavaScript code
9. Filter FU2 Due (Code): runs custom JavaScript code
10. Valid Email? (If): checks a condition and branches into true / false

…plus 22 more steps. See the full node list below.

Services it uses

GmailGoogle SheetsSlackGoogle Gemini Chat Model

Before you upgrade to n8n 3.0

Nodes used (11)

• Gmail Triggern8n-nodes-base.gmailTrigger
• Coden8n-nodes-base.code
• Google Sheetsn8n-nodes-base.googleSheets
• Ifn8n-nodes-base.if
• Slackn8n-nodes-base.slack
• Webhookn8n-nodes-base.webhook
• Respond to Webhookn8n-nodes-base.respondToWebhook
• Schedule Triggern8n-nodes-base.scheduleTrigger
• Gmailn8n-nodes-base.gmail
• Google Gemini Chat Model@n8n/n8n-nodes-langchain.lmChatGoogleGemini
• Basic LLM Chain@n8n/n8n-nodes-langchain.chainLlm

From the author

Quick overview This workflow runs daily to send Gemini-generated cold emails from leads stored in Google Sheets via Gmail, schedules two follow-ups based on time since sending, and continuously monitors Gmail for replies to update the sheet and alert a Slack…

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