API to Mailgun Integration | MESA

Connect API to Mailgun and automate your tasks

Why integrate API with Mailgun

The API to Mailgun integration helps you sync data, automate manual tasks, and keep your stack aligned — without writing code.

Pull live data into any Shopify workflow

When an order fires, MESA calls an external API and brings the response in as variables. Pricing feeds, fraud scores, or inventory levels from any service become available to every step that follows.

Send order details to your internal systems

MESA posts Shopify order data to your internal API or ERP the moment an order is created. Your operations and fulfillment tools stay current without custom middleware or manual exports.

Enrich orders with third-party data at checkout

MESA calls an external API at the moment of purchase — pulling fraud signals, shipping rates, or tax data — and uses the response to route or update the order before fulfillment starts.

Send transactional emails from Shopify order events automatically

When an order is placed, updated, or fulfilled in Shopify, MESA triggers the right Mailgun transactional email with the relevant details already populated. Your customers get accurate, timely messages without anyone manually initiating them or maintaining a separate send schedule.

Trigger Mailgun emails from any Shopify customer milestone

When a customer hits a threshold in Shopify — a first purchase, a loyalty tier, a win-back window — MESA sends the signal to Mailgun and fires the right email at the right moment. Your transactional and lifecycle messaging runs on the full range of what happens in your store, not just native Shopify triggers.

Send fulfillment and shipping notifications the moment status changes

When an order ships, is delayed, or is delivered in Shopify, MESA passes the event to Mailgun and fires the corresponding email at the right moment. Your post-purchase communication stays accurate and timely without custom development connecting the two platforms.

Build any API and Mailgun automation

MESA helps you connect apps to automate repetitive tasks. A trigger is an event that starts a workflow, and actions are the steps that occur when it's running.

Clicked Created

Starts when a recipient clicks on a link in your message.

Complained Created

Starts when a recipient complains that a message is spam.

Delivered Created

Starts when a message is delivered.

Opened Created

Starts when a recipient opens an email.

Permanent Fail

Starts when Mailgun stops attempting to deliver messages and drops them.

Temporary Fail

Starts when Mailgun gets a soft bounce.

Unsubscribed Created

Starts when a recipient requests to be unsubscribed from your mailings.

Add a Member to Mailing List

Add one member to a mailing list.

Add Bounce

Add a bounce record to a domain's bounce list.

Add Complaint

Adds an address to the complaints list.

Add Multiple Members to a Mailing List

Add multiple members to a mailing list.

Add Unsubscribe

Add an address to the unsubscribed list.

Assign IP to a Domain

Allocate a dedicated IP to a specific domain. Only dedicated IPs can be assigned to a domain.

Create Mailing List

Create a mailing list.

Create Route

Create a new route.

Create SMTP Credentials

Create a new set of SMTP credentials for a specific domain.

Create Template

Store a new template.

Create Webhook

Create a new webhook. When adding a clicked or opened webhook, ensure that you also have tracking enabled.

Delete an Unsubscribed Record

Removes an address from the unsubscribed list.

Delete Bounce

Remove a bounce from a bounce list.

Delete Bounce List

Remove a bounce list from a domain.

Delete Complaint

Remove a specific spam complaint.

Delete Domain

Remove a domain from your account.

Delete Mailing List

Remove a mailing list.

Delete Member from Mailing List

Remove a member from a specific mailing list.

Delete Route

Remove a route.

Delete SMTP Credentials

Remove SMTP credentials.

Delete Stored Messages

Remove all stored messages.

Delete Tag

Remove a tag from a specific domain. The tag's statistics are not deleted.

Delete Webhook

Remove a webhook.

Get List of Bounces

Obtain a list of bounces for a specific domain.

Get List of Complaints

Obtain a list of complaints for a specific domain.

Get List of Domain Countries

Obtain a list of countries of origin for a specific domain for different event types.

Get List of Domain Devices

Obtain a list of devices for a specific domain that have triggered event types.

Get List of Domain Providers

Obtain a list of email providers for a specific domain and for different event types.

Get List of Domain Stats

Obtain a list of total stats for a specific domain.

Get List of Domain Tags

Obtain a list of tags for a specific domain.

Get List of Domains

Obtains a list of domains under your account.

Get List of Event Statistics

Obtain a list of event statistics for a specific domain.

Get List of Events

Obtain a list of events for a specific domain.

Get List of IPs for a Domain

Obtain a list of IPs currently assigned to a specific domain.

Get List of IPs for an Account

Obtain a list of IPs assigned to your account.

Get List of Mailing List Members

Obtain a list of members in a specific mailing list.

Get List of Mailing Lists

Obtain a list of mailing lists under your account.

Get List of Routes

Obtain a list of routes.

Get List of Tag Stats

Obtain a list of statistics for a specific tag.

Get List of Templates

Obtain a list of stored templates for a specific domain.

Get List of Unsubscribes

Obtain a list of recipients who have unsubscribed from your emails.

Get List of Webhooks

Obtain a list of webhooks.

Parse Email Address List

Parses a delimiter-separated list of email addresses into two lists: parsed addresses and unparsable portions.

Parse Email Address List (Private)

Parses a delimiter-separated list of email addresses into two lists: parsed addresses and unparsable portions.

Retrieve an Unsubscribed Record

Grab all details about a single unsubscribe record.

Retrieve Bounce

Grab all details about a specific bounce event by a specific email address.

Retrieve Complaint

Grab all details about a single spam complaint by a specific email address.

Retrieve Domain

Grab all details about a domain, including credentials and DNS records.

Retrieve Domain Connection Settings

Grab all details about the delivery connection settings for a specific domain.

Retrieve Domain Tag

Grab all details about a tag from a specific domain.

Retrieve Domain Tracking Settings

Grab all details about the tracking settings for a specific domain.

Retrieve IP

Grabs all details about the specific IP.

Retrieve Mailing List

Grab all details about a single mailing list by a specific address.

Retrieve Mailing List Member

Grab all details about a mailing list member.

Retrieve Route

Grab all details about a route.

Retrieve SMTP Credentials for a Domain

Grab all details about the domain's SMTP credentials.

Retrieve Stored Message

Grab all details about a stored message.

Retrieve Template

Grab all details about the specific template, including metadata information.

Retrieve Webhook

Grab all details about a webhook

Send Message

Send a message.

Unassign IP from a Domain

Disconnect an IP from a specific domain.

Update Click Domain Tracking Settings

Modify click tracking settings for a specific domain.

Update DKIM Authority

Modify DKIM authority for a specific domain.

Update Domain Delivery Connection Settings

Modify specified delivery connection settings for a specific domain.

Update Mailing List

Modify a mailing list such as address, description or name.

Update Mailing List Member

Modify a mailing list member.

Update Open Domain Tracking Settings

Modify open tracking settings for a specific domain.

Update Route

Modify a route.

Update SMTP Credentials

Modify an existing SMTP credentials. Currently, only the password can be changed.

Update Tag

Modify a tag for a specific domain.

Update Unsubscribe Domain Tracking Settings

Modify unsubscribe tracking settings for a specific domain.

Update Webhook

Modify an existing webhook.

Validate Email Address

Verifies an email address based off defined checks.

Validate Email Addresses

Verify email addresses based off defined checks.

Verify Domain

Validates a domain. If the domain is successfully validated, you should see the following in a workflow's Logs: Domain DNS records have been updated.

API Key

Most common: for services that use a single copy-and-paste API key that is passed as a header.

Basic Auth

For services that make authenticated requests with a username and password.

No Authentication

Use for publicly-accessible APIs.

OAuth

Advanced: for services that use OAuth 2.0 refresh tokens for authentication.

Expert support included

MESA includes hands-on support from automation experts who know how to get things done.

Free workflow setup

We'll build your first workflow with you live. Most merchants walk away with automation saving 5+ hours/week.

Fast response times

Average first response: Same day. Critical issues: Immediate escalation. Complex builds: 24-48 hours.

Managed services available

Personalized workflow reviews, and quarterly check-ins to identify new opportunities as your business grows.

Real humans, always

Chat with real automation experts (not bots). Email support 9am-5pm PST. Google Meet sessions for complex workflows.

Integrate API with Mailgun today.

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