Connect Mailchimp and Facebook Custom Audiences to power AI-driven automation
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Launch your first automated workflow
Start with a template that brings Mailchimp and Facebook Custom Audiences together. Build enterprise-grade automation in minutes.
Our most popular template
How Zapier works
Zapier makes it easy to integrate Mailchimp with Facebook Custom Audiences - no code necessary. See how you can get setup in minutes.
Choose a trigger
A trigger is the event that starts your Zap—like a "New Campaign" from Mailchimp.
Add your action
An action happens after the trigger—such as "Create Custom Audience" in Facebook Custom Audiences.
You’re connected!
Zapier seamlessly connects Mailchimp and Facebook Custom Audiences, automating your workflow.
Supported triggers and actions
Zapier helps you create workflows that connect your apps to automate repetitive tasks. A trigger is an event that starts a workflow, and an action is an event a Zap performs.
- Audience
- Status
Try ItTriggerPolling- Audience
- LinkRequired
- Track all links clicks
Try ItTriggerPolling- StoreRequired
Try ItTriggerPolling- Store
Try ItTriggerPolling
- Audience
- Trigger each time a subscriber opens an email
Try ItTriggerPolling- New Audience
Triggers when a new audience is added to your MailChimp accounts.
Try ItTriggerPolling - AudienceRequired
- Note_about_samples
Try ItTriggerInstant- AudienceRequired
Try ItTriggerInstant
For AI agents & developers
Use Mailchimp and Facebook Custom Audiences with AI agents and code
Beyond Zap workflows. Call Mailchimp and Facebook Custom Audiences actions directly from your AI client or your codebase, using the same 9,000+ app integrations Zapier already runs.
Connect via Zapier MCP
Expose Mailchimp and Facebook Custom Audiences actions as tools in any MCP client. Authenticate once, then call them in natural language.
Example actions on this page
Works with
Claude · ChatGPT · Cursor · any MCP-compatible client
Call from code with the Zapier SDK
Trigger Mailchimp and Facebook Custom Audiences actions from backend services, scripts, or agent code.
Install
# TypeScript / Node npm install @zapier/zapier-sdk
Run an action
import { createZapierSdk } from '@zapier/zapier-sdk';
const zapier = createZapierSdk();
await zapier.runAction({ /* mailchimp / facebook-custom-audiences action */ });There is no Python package yet. SDK is TypeScript-only (@zapier/zapier-sdk). The MCP server URL is personal to your account; get it at zapier.com/mcp.
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Connect Mailchimp and Facebook Custom Audiences to integrate crucial parts of your business
With Zapier, you can integrate everything from basic data entry to end-to-end processes. Here are some of the business-critical workflows that people automate with Zapier.
Automate your lead management and improve conversions
Create more impactful campaigns with automation
Provide world-class support with a little help from automation
Automate your way to actionable, up-to-date data
Resolve incidents faster with automation
Learn how to automate Mailchimp on the Zapier blog
Make work flow with AI
Frequently Asked Questions about Mailchimp + Facebook Custom Audiences integrations
New to automation with Zapier? You're not alone. Here are some answers to common questions about how Zapier works with Mailchimp and Facebook Custom Audiences
How do I connect my Mailchimp account to Facebook Custom Audiences?
To connect Mailchimp to Facebook Custom Audiences, you first need to authenticate your accounts within our platform. This process involves providing access permissions so that we can sync contacts from Mailchimp as new email subscribers are added.
Can I set triggers for when a new Mailchimp subscriber is added to a Facebook Custom Audience?
Yes, we allow you to set up triggers so that whenever a new subscriber is added in Mailchimp, the contact will automatically be added to your specified Facebook Custom Audience.
Is it possible to update Facebook Custom Audiences based on changes in my Mailchimp list?
Absolutely, you can create an action that updates your Facebook Custom Audience whenever there are updates or changes in your Mailchimp subscriber list.
What kind of data is synced between Mailchimp and Facebook Custom Audiences?
Typically, email addresses are the main piece of data synced from Mailchimp lists into Facebook Custom Audiences. This allows us to identify and match users accordingly on Facebook.
Are there any limitations on the size of the Mailchimp subscriber list for syncing with Facebook?
While we strive for seamless integration, syncing large lists may sometimes take longer. However, there are no explicit size limitations; our system can handle sizable lists efficiently.
Can existing contacts in a Mailchimp list be imported into a Facebook Custom Audience immediately?
Yes, once you set up the integration with us, you can choose an action that allows all existing contacts in a selected Mailchimp list to be imported into a chosen Facebook Custom Audience right away.
How often does the sync occur between my Mailchimp list and Facebook Custom Audiences?
The sync occurs automatically based on the settings you configure during setup. Typically, actions are triggered almost in real-time whenever changes happen in your Mailchimp list.
