Sync HubSpot contacts to Klaviyo and log activity to Slack and Google Sheets
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 workflow has 8 nodes and runs when an HTTP POST request hits its webhook URL. Along the way it connects Slack and Google Sheets. It also calls a.klaviyo.com over HTTP.
How it runs
Trigger: When an HTTP POST request hits its webhook URL.
- Configure Mapping and Settings (Code): runs custom JavaScript code
- Fetch Full HubSpot Contact (HTTP Request): calls an HTTP API
- Map to Klaviyo List (Code): runs custom JavaScript code
- Create Klaviyo Profile (HTTP Request): calls a.klaviyo.com (POST)
- Add to Klaviyo List (HTTP Request): calls an HTTP API (POST)
- Notify Sync Complete (Slack): uses Slack
- Log Sync to Sheets (Google Sheets): append
Services it uses
HTTP calls to: a.klaviyo.com
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 (5)
- Webhook
n8n-nodes-base.webhook - Code
n8n-nodes-base.code - HTTP Request
n8n-nodes-base.httpRequest - Slack
n8n-nodes-base.slack - Google Sheets
n8n-nodes-base.googleSheets
From the author
Quick overview This workflow receives new HubSpot contact webhooks, fetches full contact details, maps lifecycle stages to Klaviyo lists, creates/updates the Klaviyo profile, adds it to the right list, then notifies Slack and logs the sync to Google Sheets.…