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Connect Customer.io to Mailgun to automate transactional emails and personalized marketing campaigns. Latenode’s visual editor and flexible JavaScript nodes make customization easier and more scalable while our execution-based pricing saves you money.
Connect Customer.io and Mailgun in minutes with Latenode.
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In the workspace, click the “Create New Scenario” button.

Add the first node – a trigger that will initiate the scenario when it receives the required event. Triggers can be scheduled, called by a Customer.io, triggered by another scenario, or executed manually (for testing purposes). In most cases, Customer.io or Mailgun will be your first step. To do this, click "Choose an app," find Customer.io or Mailgun, and select the appropriate trigger to start the scenario.

Select the Customer.io node from the app selection panel on the right.

Customer.io
Click on the Customer.io node to configure it. You can modify the Customer.io URL and choose between DEV and PROD versions. You can also copy it for use in further automations.
Next, click the plus (+) icon on the Customer.io node, select Mailgun from the list of available apps, and choose the action you need from the list of nodes within Mailgun.

Customer.io
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Mailgun
Now, click the Mailgun node and select the connection option. This can be an OAuth2 connection or an API key, which you can obtain in your Mailgun settings. Authentication allows you to use Mailgun through Latenode.
Next, configure the nodes by filling in the required parameters according to your logic. Fields marked with a red asterisk (*) are mandatory.
Use various Latenode nodes to transform data and enhance your integration:

JavaScript
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AI Anthropic Claude 3
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Mailgun
Trigger on Webhook
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Customer.io
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Iterator
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Webhook response
After configuring Customer.io, Mailgun, and any additional nodes, don’t forget to save the scenario and click "Deploy." Activating the scenario ensures it will run automatically whenever the trigger node receives input or a condition is met. By default, all newly created scenarios are deactivated.
Run the scenario by clicking “Run once” and triggering an event to check if the Customer.io and Mailgun integration works as expected. Depending on your setup, data should flow between Customer.io and Mailgun (or vice versa). Easily troubleshoot the scenario by reviewing the execution history to identify and fix any issues.
Customer.io + Mailgun + Slack: When a user is added to a segment in Customer.io, a personalized email is sent via Mailgun. A summary of the sent email is then posted to a Slack channel.
Mailgun + Customer.io + Google Sheets: When a new email is opened (tracked by Mailgun), the event details are logged in Google Sheets. Subsequently, the corresponding customer profile in Customer.io is updated to reflect the email open.
About Customer.io
Use Customer.io in Latenode to automate personalized messaging based on real-time user behavior. React instantly to events like purchases or sign-ups. Build flows that segment users, trigger custom emails, and update profiles automatically. Orchestrate complex campaigns and keep data consistent across platforms.
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About Mailgun
Use Mailgun in Latenode to automate email sending within your workflows. Trigger emails based on data changes, form submissions, or scheduled events. Latenode lets you filter, format, and personalize messages using data from other apps, creating dynamic campaigns and notifications without complex coding. Scale your outreach affordably by paying only for execution time.
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How can I connect my Customer.io account to Mailgun using Latenode?
To connect your Customer.io account to Mailgun on Latenode, follow these steps:
Can I trigger personalized Mailgun emails based on Customer.io events?
Yes, you can! Latenode enables you to trigger highly personalized Mailgun emails based on Customer.io events, ensuring targeted messaging and improved customer engagement.
What types of tasks can I perform by integrating Customer.io with Mailgun?
Integrating Customer.io with Mailgun allows you to perform various tasks, including:
How can I use JavaScript with Customer.io on Latenode?
With Latenode, you can use JavaScript to transform data between Customer.io steps, add custom logic, and build complex automation flows beyond simple triggers.
Are there any limitations to the Customer.io and Mailgun integration on Latenode?
While the integration is powerful, there are certain limitations to be aware of: