Integration
Connect MailUp and Squarespace Commerce
When New Email Message in List fires in MailUp, your agent runs Create Contact in Squarespace Commerce, or New Profile in Squarespace Commerce to Create New Email Message in MailUp. 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 MailUp and Squarespace Commerce 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 MailUp and Squarespace Commerce can do together
From MailUp to Squarespace Commerce
When New Email Message in List in MailUp
then Create Contact in Squarespace Commerce
When New Group in MailUp
then Fulfill order in Squarespace Commerce
From Squarespace Commerce to MailUp
When New Profile in Squarespace Commerce
then Create New Email Message in MailUp
When New Transaction in Squarespace Commerce
then Send Message to Email Address in MailUp
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 MailUp and Squarespace Commerce
Triggers and actions 6 triggers · 38 actions
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}
Trigger
New ProfileTriggers when a new customer, subscriber or donor profile is added to the Squarespace site.
Trigger
New TransactionTriggers when a new payment transaction document (for an order or a donation) appears in your Squarespace store.
Action
Create ContactCreates a new contact on your Squarespace site with a name, locale and primary email, optionally opting them in to marketing emails.
Action
Delete productDeletes a product, along with its variants and images, from the Squarespace store.
Action
Fulfill orderMarks a Squarespace Commerce order as fulfilled, optionally adding shipment tracking details and emailing the customer a shipping notification.
Action
Get contactReturns a single contact from your Squarespace site, including name, locale, primary email with marketing status, and default shipping address.
Action
Get orderReturns a single Squarespace Commerce order by its id, including line items, totals, addresses, payment state and fulfillment status.
Action
Get productReturns a store product by its id, including its variants, pricing, stock, images and SEO details.
Action
List contactsReturns all contacts for the Squarespace website, including names, locale, primary email with marketing status and default shipping address.
Action
List discountsReturns the discounts and promo codes configured for the Squarespace store, optionally filtered by status, type or a search term.
Action
List inventoryReturns the current stock level of every product variant in the store, including its SKU, description, quantity and whether stock is unlimited.
Action
List ordersReturns the store's orders, most recently modified first, optionally narrowed to one customer, a modification date range, a fulfillment status or payment states.
Action
List productsReturns the products in your Squarespace store, optionally narrowed by product type, a search term, or a last-modified date range.
Action
List transactionsReturns the financial transactions for your store's orders and donations, grouped per order or donation, optionally filtered by modification date or order.
Action
Update inventoryAdjusts stock quantities for product variants: add or subtract stock, set an exact quantity, or mark variants as having unlimited stock.
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
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Questions
MailUp and Squarespace Commerce, answered
What can start an automation from MailUp?
Any of MailUp's 4 triggers in the catalog, including New Email Message in List, New Group, New Recipient Subscribed and New Recipient Unsubscribed. Describe the moment in plain language and your agent picks the right one.
What can your agent do in Squarespace Commerce when something happens in MailUp?
Any of Squarespace Commerce's 13 actions, including Create Contact, Update inventory, Fulfill order and Get contact. Your agent maps the data both ways and tests every scenario before it ships.
Can it also run from Squarespace Commerce to MailUp?
Yes. When something happens in Squarespace Commerce, your agent can act in MailUp too. This page covers both directions: Squarespace Commerce's triggers and MailUp's actions are listed here as well.
Do I have to build a connector for MailUp or Squarespace Commerce?
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 MailUp and Squarespace Commerce 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.