HubSpot MCP Server + Mailchimp MCP Server

Intermediate1 hour
Use Cases

Common Use Cases

  • Contact list syncing
  • Segmented campaigns
  • Lead nurture sequences
  • Lifecycle stage marketing
Before You Begin

Prerequisites

  • HubSpot account with contacts
  • Mailchimp account with audiences
  • API keys for both platforms
Walkthrough

Step-by-Step Guide

1

Configure Both Servers

Set up HubSpot and Mailchimp MCP Servers with API credentials.

2

Map Contact Fields

Define how HubSpot properties map to Mailchimp merge fields.

3

Sync Contacts

Push HubSpot contacts to Mailchimp audiences based on lifecycle stage.

async function syncContacts() {
  const contacts = await hubspot.listContacts({ property: ["email", "firstname", "lastname", "lifecyclestage"] });
  for (const contact of contacts) {
    const audience = mapLifecycleToAudience(contact.lifecyclestage);
    await mailchimp.addMember({
      list_id: audience,
      email_address: contact.email,
      merge_fields: { FNAME: contact.firstname, LNAME: contact.lastname }
    });
  }
}
4

Track Campaign Results

Pull Mailchimp campaign results back into HubSpot for unified reporting.

Examples

Code Examples

typescript
Lifecycle Mapper
function mapLifecycleToAudience(stage) {
  const map = { subscriber: "LIST_SUBSCRIBERS", lead: "LIST_LEADS", customer: "LIST_CUSTOMERS" };
  return map[stage] || "LIST_GENERAL";
}
Help

Troubleshooting

How do I handle unsubscribes?+
What about GDPR compliance?+

Quick Info

DifficultyIntermediate
Time Estimate1 hour
Tools
HubSpot MCP ServerMailchimp MCP Server

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