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MailerLite

Add, update and find subscribers in MailerLite, sort them into groups, manage custom fields, and create, schedule and read campaigns.

24 actions · 1 trigger · Paste an API token

Connect MailerLite

  1. In the sidebar, open Connections and press Add connection.
  2. Type mailerlite and choose MailerLite.
  3. Fill in the fields. Each one says Required or Optional.
  4. Press Test and save. GoRunner checks the connection before it saves anything.

The sheet asks for:

API token · Required

The token MailerLite shows once when you generate it.

Paste a MailerLite API token (Integrations › MailerLite API › Use › Generate new token). It works for the whole account.

Connections says how to sign in again, rename or delete it. In a product that embeds GoRunner, Add connection can be missing: then your provider makes connections for you.

Start a workflow

Add a trigger and choose MailerLite. The trigger uses the same connection as the steps.

On Event

Fires when one of the chosen events happens in the MailerLite account. Publishing the workflow creates the webhook in MailerLite; unpublishing removes it. Every delivery must carry MailerLite's signature (HMAC-SHA256 under the webhook's own secret), and one without it is refused. MailerLite retries a delivery it could not hand over three times; a retry starts no second run. Choosing deleted, opened or clicked makes the webhook batched (MailerLite requires it): its events then arrive together, one run per batch, under events.

Events · Required

Which events start the workflow.

Options: Subscriber created to Campaign link clicked (in batches) (14 options).

A later step can use its data, such as {{trigger.email}}, {{trigger.event}}, {{trigger.events}} and 5 more. See Use data from earlier steps.

Do things in MailerLite

Add a MailerLite step, choose a Resource, then an Operation. Choose a row to see its fields.

Later steps read a step’s output by its name: see Use data from earlier steps.

Limits

  • A reply from MailerLite can be up to 16 MB (a file download can have its own limit). A larger one fails the step; it is never cut short.
  • When MailerLite says to slow down (429), the step waits as long as it asks, if the step’s time allows. Otherwise it fails and says when to try again.

Not in your list? See When an app isn’t here.

For developers

In the API, which calls apps pieces, MailerLite is pieceId: "mailerlite" with actionId: "mailerlite", set by resource and an operation_… field, such as operation_campaign. Its trigger is mailerlitetrigger / mailerlite_event. Get an app returns every field.

It can change something outside the run (writes_external). See How versions and side effects work.

MailerLite › Subscriber

Create or Update

Email · Required

The subscriber's email address. When it is already a subscriber, the subscriber is updated: fields and groups not given are kept.

Status · Optional

The subscriber's status. Empty: active for a new subscriber, unchanged for one already there. MailerLite never reactivates an unsubscribed, bounced or junk subscriber through the API.

Options: Active, Unsubscribed, Unconfirmed (sends a confirmation email), Bounced, Junk.

Fields · Optional

Field values by key, such as {"name": "Sam", "last_name": "Lee", "company": "Acme"}. Field › Get Many lists the keys.

Groups · Optional

Group ids, separated by commas. Create or Update adds the subscriber to them; Update makes them the subscriber's only groups.

Resubscribe · Optional

Make an unsubscribed subscriber active again (only with their consent).

Off by default.

Signup IP · Optional

The IP address the subscriber signed up from.

Subscribed At · Optional

When they subscribed (yyyy-MM-dd HH:mm:ss).

Opted In At · Optional

When they confirmed (yyyy-MM-dd HH:mm:ss).

Opt-in IP · Optional

The IP address they confirmed from.

Unsubscribed At · Optional

When they unsubscribed (yyyy-MM-dd HH:mm:ss).

Get

Subscriber · Required

The subscriber's id. For Get, the email address works too.

Include Groups · Optional

Return each subscriber's groups too.

Off by default.

Get Many

Status · Optional

Only subscribers with this status. Empty lists every subscriber.

Options: Active, Unsubscribed, Unconfirmed (sends a confirmation email), Bounced, Junk.

Include Groups · Optional

Return each subscriber's groups too.

Off by default.

Return All · Optional

Read every subscriber, page by page (at most 2000; past that the step fails rather than stop early).

Off by default.

Limit · Optional

How many subscribers to return (1–2000).

Default: 50.

Shows when Return All is off.

Update

Subscriber · Required

The subscriber's id. For Get, the email address works too.

Status · Optional

The subscriber's status. Empty: active for a new subscriber, unchanged for one already there. MailerLite never reactivates an unsubscribed, bounced or junk subscriber through the API.

Options: Active, Unsubscribed, Unconfirmed (sends a confirmation email), Bounced, Junk.

Fields · Optional

Field values by key, such as {"name": "Sam", "last_name": "Lee", "company": "Acme"}. Field › Get Many lists the keys.

Groups · Optional

Group ids, separated by commas. Create or Update adds the subscriber to them; Update makes them the subscriber's only groups.

Signup IP · Optional

The IP address the subscriber signed up from.

Subscribed At · Optional

When they subscribed (yyyy-MM-dd HH:mm:ss).

Opted In At · Optional

When they confirmed (yyyy-MM-dd HH:mm:ss).

Opt-in IP · Optional

The IP address they confirmed from.

Unsubscribed At · Optional

When they unsubscribed (yyyy-MM-dd HH:mm:ss).

Delete and Forget (GDPR)

Subscriber · Required

The subscriber's id. For Get, the email address works too.

MailerLite › Group

Create

Name · Required

The group's name (at most 255 characters).

Get Many

Name Contains · Optional

Only groups whose name contains this.

Return All · Optional

Read every item, page by page (at most 2000; past that the step fails rather than stop early).

Off by default.

Limit · Optional

How many items to return (1–2000).

Default: 50.

Shows when Return All is off.

Rename

Group · Required

The group.

Name · Required

The group's name (at most 255 characters).

Delete

Group · Required

The group.

Get Subscribers

Group · Required

The group.

Status · Optional

Only subscribers with this status (MailerLite lists active ones when empty).

Options: Active, Unsubscribed, Unconfirmed (sends a confirmation email), Bounced, Junk.

Return All · Optional

Read every item, page by page (at most 2000; past that the step fails rather than stop early).

Off by default.

Limit · Optional

How many items to return (1–2000).

Default: 50.

Shows when Return All is off.

Add Subscriber and Remove Subscriber

Group · Required

The group.

Subscriber · Required

The subscriber's id.

MailerLite › Field

Create

Name · Required

The field's name (at most 255 characters).

Type · Required

What the field holds.

Options: Text, Number, Date.

Default: Text.

Get Many

Name Contains · Optional

Only fields whose name contains this.

Return All · Optional

Read every field, page by page (at most 2000; past that the step fails rather than stop early).

Off by default.

Limit · Optional

How many fields to return (1–2000).

Default: 50.

Shows when Return All is off.

Rename

Field · Required

The field's id.

Name · Required

The field's name (at most 255 characters).

Delete

Field · Required

The field's id.

MailerLite › Campaign

Create

Name · Required

The campaign's name (at most 255 characters; people never see it).

Subject · Required

The email's subject line.

From Name · Required

The sender's name.

From Email · Required

A sender address verified in MailerLite.

Reply To · Optional

Where replies go.

HTML · Optional

The email's HTML (custom HTML needs MailerLite's Advanced plan). Empty leaves the content to the MailerLite editor.

Groups · Optional

Send to these groups (ids, separated by commas).

Segments · Optional

Send to these segments instead (ids, separated by commas; segments win over groups).

Get, Cancel and Delete

Campaign · Required

The campaign's id.

Get Many

Status · Optional

Which campaigns: sent, drafts, or ready to send (MailerLite's default).

Options: Sent, Draft, Ready.

Default: Ready.

Type · Optional

Only campaigns of this type. Empty lists every type.

Options: Regular, A/B test, Resend, RSS.

Return All · Optional

Read every campaign, page by page (at most 2000; past that the step fails rather than stop early).

Off by default.

Limit · Optional

How many campaigns to return (1–2000).

Default: 50.

Shows when Return All is off.

Update

Campaign · Required

The campaign's id.

Name · Required

The campaign's name (at most 255 characters; people never see it).

Subject · Required

The email's subject line.

From Name · Required

The sender's name.

From Email · Required

A sender address verified in MailerLite.

Reply To · Optional

Where replies go.

HTML · Optional

The email's HTML (custom HTML needs MailerLite's Advanced plan). Empty leaves the content to the MailerLite editor.

Groups · Optional

Send to these groups (ids, separated by commas).

Segments · Optional

Send to these segments instead (ids, separated by commas; segments win over groups).

Schedule

Campaign · Required

The campaign's id.

Delivery · Required

Send now, at a time, or at a time in each subscriber's own time zone.

Options: Now, At a time, At a time in each subscriber's time zone.

Default: Now.

Date · Required

The day (yyyy-MM-dd), in the future.

Shows when Delivery is At a time or At a time in each subscriber's time zone.

Hour · Required

The hour, 00–23.

Shows when Delivery is At a time or At a time in each subscriber's time zone.

Minutes · Required

The minutes, 00–59.

Shows when Delivery is At a time or At a time in each subscriber's time zone.

Time Zone ID · Optional

MailerLite's time zone id for At a time (the account's when empty).

Shows when Delivery is At a time or At a time in each subscriber's time zone.