Integration
Connect MailerLite Classic and MailUp
When New Group fires in MailerLite Classic, your agent runs Create New Group in MailUp, or New Email Message in List in MailUp to Add Subscriber to Group in MailerLite Classic. Describe the whole flow and it is built, tested on every scenario and kept running.
What the catalog holds today. Ask for anything missing and your agent reads the API documentation and adds it.
Build solutions, not workarounds.
What do you want MailerLite Classic and MailUp to do together?
Ask the assistant
Connect your AI client
Give your AI client this address.
https://mcp.apiant.aiOne connection does both: ask your client to act in an app once, or have it build an automation that keeps running. Any client that takes a remote MCP server. Nothing to install. Create your free account, then sign in once in your browser.
Set it up in your client
Claude Code
Run this in the directory you want to work in.
claude mcp add --transport http -s project apiant-ai https://mcp.apiant.aiStart Claude Code there, approve the server, and sign in in the browser page it opens.
Claude Code guide (opens in a new tab)Claude, web and desktop
Open Customize, then Connectors, then Add custom connector, and paste the address. On Team and Enterprise an owner adds it first.
Setup guide (opens in a new tab)Cursor
Add the address to your MCP configuration as a server URL. Cursor signs you in in your browser.
Setup guide (opens in a new tab)Zed
Open Settings, then AI, then MCP Servers, then Add Server, then Add Remote Server.
Setup guide (opens in a new tab)Codex and the ChatGPT desktop app
Open Settings, then MCP servers, then Add server, and choose Streamable HTTP. From the terminal, Codex takes the address with its own add command and then signs you in.
Setup guide (opens in a new tab)Any other MCP client
Paste the address where the client asks for a remote MCP server URL, and name the server apiant-ai where it lets you. APIANT's skills reach the client over the same connection.
Setup guide (opens in a new tab)Example flows
What MailerLite Classic and MailUp can do together
From MailerLite Classic to MailUp
When New Group in MailerLite Classic
then Create New Group in MailUp
When New Group in MailerLite Classic
then Send Message to Group in MailUp
From MailUp to MailerLite Classic
When New Email Message in List in MailUp
then Add Subscriber to Group in MailerLite Classic
When New Group in MailUp
then Create Group in MailerLite Classic
Starting points drawn from the triggers and actions in the catalog today. Describe the flow you need, at any depth, and your agent builds it and tests every scenario before it ships.
Everything your agent can do with MailerLite Classic and MailUp
Triggers and actions 5 triggers · 43 actions
Trigger
New GroupTriggered when a new subscriber group is created in MailerLite.
Action
Add Subscriber to GroupAdds a subscriber to a MailerLite group, creating the subscriber if they do not exist yet.
Action
Create CampaignCreates a new regular or A/B email campaign addressed to the chosen groups or segments. Its HTML content is added afterwards.
Action
Create GroupCreates a new subscriber group in the MailerLite account and returns the created group.
Action
Delete CampaignDeletes a campaign from the MailerLite account. A scheduled campaign cannot be deleted until it has been cancelled.
Action
Delete GroupDeletes a subscriber group from the MailerLite account.
Action
Find Group by NameReturns the subscriber groups that match the specified group name.
Action
Get GroupReturns one subscriber group by its id, including its name, subscriber counts, email activity totals and dates.
Action
List CampaignsReturns the campaigns in your MailerLite account with the chosen status, with a basic summary and open and click stats for each campaign.
Action
List GroupsReturns the subscriber groups in the MailerLite account, with each group's subscriber counts, email stats and created and updated dates.
Action
List SegmentsReturns the segments stored in your MailerLite account, with each segment's title, rules, subscriber count and email engagement totals.
Action
List Subscriber GroupsReturns the groups a subscriber belongs to, with each group's subscriber counts and sent, opened and clicked totals.
Action
List SubscribersReturns the subscribers in the MailerLite account, optionally limited to one status such as active or unsubscribed.
Action
Remove Subscriber From a GroupRemoves a subscriber from a group, identified by the subscriber's id or email address. The subscriber stays in the account and in any other groups.
Action
Search SubscribersReturns the subscribers in your MailerLite account that match a search term, such as an email address or name.
Action
Send CampaignSends a draft campaign immediately or schedules it for a later time, and returns the campaign with its status and emails.
Action
Set Campaign ContentSets the HTML and plain-text content of a draft campaign, replacing what the campaign's email contains.
Action
Unsubscribe SubscriberMarks a subscriber as unsubscribed across the MailerLite account and returns the updated subscriber. Their name and fields can be updated in the same step.
Action
Update GroupRenames an existing subscriber group and returns the updated group with its subscriber and email counts.
Trigger
New Email Message in ListA new email message was created in the list. MailUp is a multi-list environment and messages are list-specific.
Trigger
New GroupNew group added to the specified list. MailUp is a multi-list environment and groups are list-specific.
Trigger
New Recipient SubscribedThere is a new subscriber in the specified list. MailUp is a multi-list environment.
Trigger
New Recipient UnsubscribedA recipient unsubscribed from the specified list. MailUp is a multi-list environment.
Action
Add listCreate a new list. POST Console/List
Action
Add Recipient to GroupAdd recipient to the specified group on the list.
Action
Add Recipient to ListAdds a new recipient to the specified list as a subscriber.
Action
Create New Email MessageCreate a new email message on the specified list.
Action
Create New GroupAdd a new group to the specified list. MailUp is a multi-list environment.
Action
Delete email messageDelete an email message. DELETE Console/List/{id_List}/Email/{id_Message}
Action
Delete groupDelete a group in a list. DELETE Console/List/{id_List}/Group/{id_Group}
Action
Delete listDelete a list. DELETE Console/List/{id_List}
Action
Get email messageRetrieve email message details. GET Console/List/{id_List}/Email/{id_Message}
Action
Get listRetrieve list details by id. GET Console/List/{id_List}
Action
List email messagesRetrieve email messages of a list. GET Console/List/{id_List}/Emails
Action
List Email Message Sendingslists the sendings (send tasks, with recipients count and status) created for an email message.
Action
List Group RecipientsLists the recipients in a MailUp group (GET Console/Group/{id_group}/Recipients), with id, email, name and personal data fields.
Action
List groupsRetrieve groups of a list. GET Console/List/{id_List}/Groups
Action
List listsRetrieve the console's lists. GET Console/List on services.mailup.com/API/v1.1/Rest/ConsoleService.svc
Action
List subscribed recipientsRetrieve subscribed recipients of a list. GET Console/List/{id_List}/Recipients/Subscribed
Action
Remove recipient from groupUnsubscribe a recipient from a group. DELETE Console/Group/{id_Group}/Unsubscribe/{id_Recipient}
Action
Remove Recipient From ListThis method unsubscribe the given recipient from the specified list.
Action
Send Message to Email AddressSends the specified message (previously created in MailUp in the specified List) to the email address specified.
Action
Send Message to GroupSend a message to a predefined group in the specified list.
Action
Send message to listSend an email message to all recipients of a list. POST Console/List/{id_List}/Email/{id_Message}/Send
Action
Unsubscribe recipient from listUnsubscribe a recipient from a list. DELETE Console/List/{id_List}/Unsubscribe/{id_Recipient}
Action
Update email messageModify an email message. PUT Console/List/{id_List}/Email/{id_Message}
Action
Update groupModify a group in a list. PUT Console/List/{id_List}/Group/{id_Group}
Action
Update listModify details of a list. PUT Console/List/{id_List}
No trigger or action matches that. Ask your agent to add it: it reads the API documentation and builds what you describe.
Each app on its own
Reviews
What our customers say
More from MailerLite Classic
MailerLite Classic to SalesforceSalesforce is a leading enterprise customer relationship management (CRM) platform.
MailerLite Classic to SlackSlack is a messaging platform for teams. Post messages, manage channels, users, reminders, and react to...
MailerLite Classic to StripeStripe is a payment processing platform for online businesses.
MailerLite Classic to ShopifyShopify is a commerce platform for online stores and retail point-of-sale.
MailerLite Classic to QuickBooks OnlineQuickBooks Online accounting — manage customers, invoices, bills, payments, vendors, expenses, and more via...
MailerLite Classic to PipedrivePipedrive is a sales CRM and pipeline management tool.
More into MailUp
HubSpot to MailUpHubSpot is your all-in-one stop for all of your marketing software needs.
Google Sheets to MailUpGoogle Sheets is Google's online spreadsheet app for creating, editing and sharing spreadsheets.
Gmail to MailUpGmail is Google’s email service, featuring spam protection, search functions, and seamless integration with...
Google Calendar to MailUpGoogle Calendar is a time management tool providing scheduling features, event reminders, and integration...
Google Drive to MailUpGoogle Drive is a cloud storage solution for uploading, sharing, and collaborating on files across devices...
Mailchimp to MailUpMailchimp marketing automation and email platform.
Questions
MailerLite Classic and MailUp, answered
What can start an automation from MailerLite Classic?
Any of MailerLite Classic's 1 trigger in the catalog, including New Group. Describe the moment in plain language and your agent picks the right one.
What can your agent do in MailUp when something happens in MailerLite Classic?
Any of MailUp's 25 actions, including Create New Email Message, Create New Group, Send Message to Email Address and Send Message to Group. Your agent maps the data both ways and tests every scenario before it ships.
Can it also run from MailUp to MailerLite Classic?
Yes. When something happens in MailUp, your agent can act in MailerLite Classic too. This page covers both directions: MailUp's triggers and MailerLite Classic's actions are listed here as well.
Do I have to build a connector for MailerLite Classic or MailUp?
No. Both are in the catalog with their triggers and actions. You describe the automation; your agent builds it, tests every scenario and keeps it running.
Can my AI client use MailerLite Classic and MailUp without building an automation?
Yes. With your AI client connected to APIANT, ask it to do something in either app once and it runs that action on the spot. Ask for an automation and your agent builds it, tests every scenario and keeps it running. One connection covers both.
What happens when something fails?
Your agent works that out for you. It plans the failure paths along with the happy path, then tests every scenario before it ships.
Is there a free plan?
Yes. Every plan includes the agent, including free, and building from your own AI client spends no assistant credits.