Integration
Connect Earth Class Mail and Watermelon
When New Scan Completed fires in Earth Class Mail, your agent runs Add Contact in Watermelon, or New Contact in Watermelon to Email Scan in Earth Class Mail. 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 Earth Class Mail and Watermelon 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)Grok
Open grok.com/connectors, choose New Connector, then Custom, and paste the address. Grok signs you in in your browser.
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 Earth Class Mail and Watermelon can do together
From Earth Class Mail to Watermelon
When New Scan Completed in Earth Class Mail
then Add Contact in Watermelon
When New Scan Completed in Earth Class Mail
then Sends a Message in Watermelon
From Watermelon to Earth Class Mail
When New Contact in Watermelon
then Email Scan in Earth Class Mail
When New Conversation in Watermelon
then Add Tags to Piece in Earth Class Mail
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 Earth Class Mail and Watermelon
Triggers and actions 7 triggers · 39 actions
Trigger
New Scan CompletedTriggers when a mail piece in the inbox has been opened and scanned.
Action
Add Tags to PieceAdds tags to a mail piece, keeping its existing tags.
Action
Archive PieceArchives a mail piece, hiding it from the default inbox view.
Action
Cancel Check DepositCancels a check deposit request the mailroom has not acted on yet.
Action
Cancel Piece ShreddingCancels a pending shred request for a mail piece.
Action
Create ShipmentCreates a shipment of mail pieces using a rate from Get Shipping Rates.
Action
Create TagCreates a tag in an inbox.
Action
Delete TagDeletes a tag from an inbox.
Action
Email ScanEmails a scan's PDF to one or more email addresses.
Action
Get Bulk Piece MediaReturns envelope images and content scans for several mail pieces at once.
Action
Get Current UserReturns the Virtual Mail user the API key belongs to, including the user ID other operations need.
Action
Get PieceReturns one mail piece's details, including sender, recipient and attributes.
Action
Get Piece MediaReturns a mail piece's envelope images and content scans, with download URLs.
Action
Get Piece ScansLists the scans of a mail piece, with status and page counts.
Action
Get Piece ShreddingReturns the pending or completed shred request for a mail piece.
Action
Get Shipping RatesReturns live shipping rates for sending mail pieces to a shipping address.
Action
Get UserReturns one Virtual Mail user's details.
Action
List Check Deposit Bank AccountsLists the bank accounts an inbox's checks can be deposited to.
Action
List Check Deposit RequestsLists the check deposit requests for an inbox.
Action
List InboxesLists the mail inboxes a user can access, with piece counts.
Action
List Inbox PiecesLists the mail pieces in an inbox, with optional filters.
Action
List Inbox TagsLists the tags defined for an inbox.
Action
List Piece Check Deposit RequestsLists the check deposit requests for one mail piece.
Action
List ShipmentsLists the shipments for an inbox.
Action
List Shipping AddressesLists the shipping addresses saved for an inbox.
Action
List User AccountsLists the Virtual Mail accounts a user belongs to.
Action
List User RecipientsLists the mail recipients a user has across their inboxes.
Action
Remove Tag from PieceRemoves one tag from a mail piece.
Action
Request Check DepositRequests a deposit of the checks in a mail piece to one of the inbox's bank accounts.
Action
Request Piece ShreddingRequests that a mail piece be shredded, optionally deleting its scans.
Action
Unarchive PieceRestores an archived mail piece to the default inbox view.
Action
Update TagRenames a tag in an inbox.
Trigger
Archive ConversationTriggers when a Watermelon conversation is archived.
Trigger
Handover Conversation AgentTriggers when a Watermelon conversation is handed over to a human agent (its assigned agent changes).
Trigger
Handover Conversation TeamTriggers when a Watermelon conversation is handed over to a team (its assigned team changes).
Trigger
New ContactTriggers when a new contact is added in Watermelon.
Trigger
New ConversationTriggers when a new conversation starts in Watermelon.
Trigger
Updated ContactTriggers when a Watermelon contact is created or updated.
Action
Add ContactCreates a new contact in Watermelon and returns its ID.
Action
Find ContactReturns a Watermelon contact by its ID.
Action
Find ConversationReturns a Watermelon conversation by its ID.
Action
Get conversationReturns a single conversation by its ID, including its messages, tags, channel and status.
Action
Get messageReturns a single message by its ID, including its text, type, conversation and read status.
Action
Search ContactsSearches Watermelon contacts for a value such as a name, email or phone number and returns the matches.
Action
Sends a MessageSends a message in a Watermelon conversation, or starts a new conversation when no conversation ID is given, and returns the message ID.
Action
Updates an Existing ContactUpdates an existing Watermelon contact's name, email or phone number.
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
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Questions
Earth Class Mail and Watermelon, answered
What can start an automation from Earth Class Mail?
Any of Earth Class Mail's 1 trigger in the catalog, including New Scan Completed. Describe the moment in plain language and your agent picks the right one.
What can your agent do in Watermelon when something happens in Earth Class Mail?
Any of Watermelon's 8 actions, including Add Contact, Find Contact, Find Conversation and Get conversation. Your agent maps the data both ways and tests every scenario before it ships.
Can it also run from Watermelon to Earth Class Mail?
Yes. When something happens in Watermelon, your agent can act in Earth Class Mail too. This page covers both directions: Watermelon's triggers and Earth Class Mail's actions are listed here as well.
Do I have to build a connector for Earth Class Mail or Watermelon?
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 Earth Class Mail and Watermelon 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.