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Connect Customer.io to Mailchimp

Automate workflows and sync data between Customer.io and Mailchimp with AI-powered automation

5-minute setup
Enterprise secure
No coding required

Why Connect Customer.io & Mailchimp?

Eliminate Manual Data Entry

Replace time-consuming manual processes with intelligent automation that keeps Customer.io and Mailchimp perfectly synchronized.

Real-time Business Intelligence

Create a unified data flow between Customer.io and Mailchimp for instant insights and improved decision-making across your tech stack.

Available Triggers & Actions

Customer.io logo

Customer.io

Actions (4)

Add Customers to Segment

Add people to a manual segment by ID. You are limited to 1000 customer IDs per request. See the docs here

Create or Update Customer

Creates or update a customer. See the docs here

Send Event To

Sends an event to Customer.io. See the docs here

Send Event To Customer io

Sends, tracks a customer event to Customer io. See the docs here

Mailchimp logo

Mailchimp

Triggers (12)

Link Clicked

Emit new event when a recipient clicks a pre-specified link in an specific campaign.

polling
New Audience

Emit new event when an audience is added to the connected Mailchimp account.

polling
New Campaign

Emit new event when a new campaign is created or sent

polling
New Customer

Emit new event when a new customer is added to a selected store.

polling
New File

Emit new event when a new file is added to the File Manager of the connected Mailchimp account.

polling
New List Event (Instant)

Emit new event when the following occurs on an audience list: a campaign is sent or cancelled, a subscriber is added, unsubscribed, has a profile update, or has the associated email address changed, or cleaned.

webhook
New Open

Emit new event when a recipient opens an email in a specific campaign.

polling
New or Updated List Segment

Emit new event when segment is either created or updated.

polling
New or Updated Subscriber (Instant)

Emit new event when a subscriber is added or updated (on profile, or email address change) in an audience list.

webhook
New Order

Emit new event when an order is added to your store, or Mailchimp account.

polling
New Segment Tag Subscriber

Emit new event when a subscriber is added to a segment or tags within an audience list.

polling
New Subscriber (Instant)

Emit new event when a subscriber is added to an audience list.

webhook

Actions (24)

Add Member To Segment

Adds a new member to a static segment. See docs here

Add Note to Subscriber

Adds a new note to an existing subscriber. See docs here

Add Or Remove Members Tags

Add or remove member tags. See docs here

Add or Update Subscriber

Adds a new subscriber to an audience or updates existing subscriber. See docs here

Add Subscriber To Tag

Adds an email address to a tag within an audience. See docs here

Create Campaign

Creates a new campaign draft. See docs here

Create List

Creates a new list. See docs here

Delete Campaign

Delete a specific campaign. See docs here

Delete List

Deletes an existing list. See docs here

Delete List Member

Permanently deletes a member. See docs here

Edit A Campaign Template Content

Edits a defined content area of a custom HTML template. See docs here

Get A Campaign Report

Gets a campaign report. See docs here

Get A Campaign Report

Gets a campaign report. See docs here

Get Campaign

Gets metadata of a specific campaign. See docs here

Get List

Searches for lists. See docs here

Get List Activities

Retrieves up to the previous 180 days of daily detailed aggregated activity stats for a list. See docs here

Get List Member Activities

Get the last 50 events of a member's activity on a specific list. See docs here

Get List Member Tags

Retrieves a list of all member tags. See docs here

List Audience List Id Options

Retrieves available options for the Audience List Id field.

List Campaign ID Options

Retrieves available options for the Campaign ID field.

List Segment Members

Retrieves a list of all segment members. See docs here

List Store Id Options

Retrieves available options for the Store Id field.

Remove Member From A Segment

Removes a member from the specified static segment. See docs here

Search Campaigns

Searches for the campaigns. See docs here

Integration Features

Real-time data synchronization
Bi-directional sync capabilities
Custom field mapping
Advanced filtering options
Error handling & retry logic
Activity monitoring & logs

Popular Workflows

When Mailchimp trigger → Update Customer.io

Bi-directional
MailchimpMailchimp

Link Clicked

Customer.ioCustomer.io

Add Customers to Segment

How It Works

1

Connect Apps

Authenticate your Customer.io and Mailchimp accounts

2

Map Fields

Choose which data fields to sync between apps

3

Set Triggers

Define when and how data should be synchronized

Automate

Sit back and let AI handle the automation

Frequently Asked Questions

Integration Benefits

Real-time Data Sync

Automatic synchronization between Customer.io and Mailchimp with 12 public triggers available for instant updates.

Automated Actions

Execute 28 public actions automatically across both platforms without manual intervention.

Enterprise Security

Industry-standard encryption, OAuth 2.0 authentication, and SOC 2 compliance for secure data transfer.

Quick Setup

Connect Customer.io and Mailchimp in minutes with our guided setup wizard and pre-configured templates.

Custom Field Mapping

Map any field between Customer.io and Mailchimp with intelligent suggestions and validation.

Error Handling

Automatic retry logic, detailed error logs, and smart notifications keep your integration running smoothly.

Mailchimp logoCustomer.io logo

Reverse Integration Available

Also connect Mailchimp to Customer.io for bidirectional automation

View Integration
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All Customer.io Integrations

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All Mailchimp Integrations

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