Sync Zoom webinar attendees to Mailchimp with double opt-in and email filtering
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 10 nodes and runs manually, when you click “Execute workflow”. Along the way it connects Mailchimp.
How it runs
Trigger: Manually, when you click “Execute workflow”.
- Type in IDs (Edit Fields (Set)): sets 2 fields: webinar_id, occurence_id
- Get Webinar Attendees from Zoom (HTTP Request): calls an HTTP API
- Extract Registrant Emails (Code): runs custom JavaScript code
- Filter: keeps only the items that match a condition
- Update a member (Mailchimp): update
- If: checks a condition and branches into true / false
- MD5 Hash Email (Code): runs custom JavaScript code
- Mailchimp - Send Double Opt in Email (HTTP Request): calls an HTTP API (PUT)
- Mailchimp - Add Leads Tag (HTTP Request): calls an HTTP API (POST)
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 (7)
- Mailchimp
n8n-nodes-base.mailchimp - HTTP Request
n8n-nodes-base.httpRequest - Code
n8n-nodes-base.code - Filter
n8n-nodes-base.filter - If
n8n-nodes-base.if - Edit Fields (Set)
n8n-nodes-base.set - Manual Trigger
n8n-nodes-base.manualTrigger
From the author
Description Use this workflow to automatically sync Zoom webinar registrants into Mailchimp, filter out internal contacts, and send double opt-in confirmation emails. Ideal for keeping your newsletter audiences clean, accurate, and enriched with new…