--- title: "Connect One Tap to Maildroppa - APIANT.ai" description: "When \"New Participant Check-in\" fires in One Tap, your agent runs \"Add or Update Subscriber Field (By Email)\" in Maildroppa." canonical: "https://apiant.ai/connect/one-tap-to-maildroppa" --- # Connect One Tap to Maildroppa When **New Participant Check-in** fires in [One Tap](https://apiant.ai/connections/one-tap), your agent runs **Add or Update Subscriber Field (By Email)** in [Maildroppa](https://apiant.ai/connections/maildroppa). Describe the whole flow and it is built, tested on every scenario and kept running. One Tap **2** triggers One Tap **21** actions Maildroppa **31** actions What the catalog holds today. Ask for anything missing and your agent reads the API documentation and adds it. ## What do you want One Tap and Maildroppa to do together? Give your AI client this address. `https://mcp.apiant.ai` One 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.ai` Start Claude Code there, approve the server, and sign in in the browser page it opens. [Claude Code guide (opens in a new tab)](https://apiant.ai/docs/mcp/claude-code) ### 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)](https://apiant.ai/docs/mcp) ### 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)](https://apiant.ai/docs/mcp) ### Zed Open Settings, then AI, then MCP Servers, then Add Server, then Add Remote Server. [Setup guide (opens in a new tab)](https://apiant.ai/docs/mcp) ### 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)](https://apiant.ai/docs/mcp) ### 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)](https://apiant.ai/docs/mcp) Example flows ## What One Tap can start in Maildroppa - When **New Participant Check-in** in One Tap then **Add or Update Subscriber Field (By Email)** in Maildroppa - When **New Profile** in One Tap then **Add or Update Subscriber Field (By Subscriber ID)** in Maildroppa 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 One Tap and Maildroppa ## Triggers and actions 2 triggers · 52 actions - Trigger **New Participant Check-in** Triggered when a participant is checked in on a One Tap list. - Trigger **New Profile** Triggered when a new person profile is created in One Tap. - Action **Add Punch Pass** Creates a punch pass for a profile, giving them a set number of check-ins that can be redeemed over time. Returns the new punch pass. - Action **Check in participant** Checks in a participant on a One Tap list, recording the check-in time, location and method. Returns the updated participant. - Action **Check out participant** Checks out a participant on a One Tap list, recording the check-out time, location and method. Returns the updated participant. - Action **Create List** Creates a new list (event) in One Tap that people can be checked in to. Returns the new list. - Action **Create Participant** Adds a profile to a One Tap list as a participant, optionally recording a check-in or check-out at the same time. Returns the new participant. - Action **Create Profile** Creates a new person profile in One Tap, including any custom fields the account has defined. Returns the new profile. - Action **Delete List** Deletes a list (event) from One Tap. Returns the vendor's confirmation of the deletion. - Action **Delete Pass** Deletes a pass from One Tap so it can no longer be used to check in. Returns the vendor's confirmation of the deletion. - Action **Delete Profile** Deletes a person's profile from One Tap. Returns the vendor's confirmation of the deletion. - Action **Get List** Returns a single One Tap list (event) with its schedule, check-in settings and survey data. - Action **Get Lists** Returns the lists (events) in the One Tap account, with optional filtering by name, date range, type or parent list. - Action **Get Participants on List** Returns the participants on a One Tap list, with their check-in and check-out details. - Action **Get Passes** Returns the passes in the One Tap account, optionally limited to one profile, participant or pass type. - Action **Get Profile** Returns a single person's profile from One Tap, including the account's custom fields. - Action **Get Profile Passes** Returns the passes belonging to one person's profile in One Tap. - Action **Get Profiles** Returns the people profiles in the One Tap account, with optional search, favorite filtering and sorting. - Action **Redeem Punch Pass** Redeems one punch on a punch pass by linking it to a check-in. Returns the updated punch pass. - Action **Remove Participant** Removes a participant from a One Tap list. Returns the vendor's confirmation of the removal. - Action **Update List** Updates a One Tap list (event) — its name, dates, description and check-in settings. Only the values supplied are changed. Returns the updated list. - Action **Update Participant** Updates a participant's check-in and check-out details on a One Tap list. Only the values supplied are changed. Returns the updated participant. - Action **Update Profile** Updates a person's profile in One Tap, including the account's custom fields. Only the values supplied are changed. Returns the updated profile. - Action **Add or Update Subscriber Field (By Email)** Sets (replaces) one custom field value on the subscriber with the given email address. - Action **Add or Update Subscriber Field (By Subscriber ID)** Sets or replaces one custom field value on a subscriber identified by subscriber ID. - Action **Assign Subscriber Tag (By Email)** Assigns a customer tag to the subscriber with the given email address. - Action **Assign Subscriber Tag (By Subscriber ID)** Assigns one of your active customer tags to a subscriber, identified by subscriber ID. Assigning a tag the subscriber already has does nothing. - Action **Count Subscribers (Filtered)** Returns the number of subscribers matching a set of segment conditions, optionally limited to one subscriber status. - Action **Create Field Type** Creates a custom subscriber field in Maildroppa, such as a text, number, date or choice field. - Action **Create Segment** Creates a subscriber segment in Maildroppa from a set of field, tag, topic, segment or purchase conditions. - Action **Create Tag** Creates a new tag in Maildroppa that can be assigned to subscribers and used in segments. - Action **Delete All Subscribers (Optionally by Status)** Deletes all subscribers in the account, optionally only those with a given status. Deletion runs in the background. - Action **Delete Field Type** Archives a customer-created subscriber field so it is no longer active. - Action **Delete Segment** Deletes a segment from your Maildroppa account. Segments still in use cannot be deleted. - Action **Delete Subscriber by Email** Deletes a subscriber from your Maildroppa audience, identified by their email address. - Action **Delete Subscriber by ID** Deletes a single subscriber from your Maildroppa account by their subscriber ID. - Action **Delete Subscriber Field (By Email)** Clears the value of one subscriber field for the subscriber with the given email address. - Action **Delete Subscriber Field (By Subscriber ID)** Clears the value of one subscriber field for the subscriber with the given ID. - Action **Delete Subscribers (Bulk)** Deletes several Maildroppa subscribers at once by their subscriber IDs. - Action **Delete Subscriber Tag (By Email)** Removes a customer tag from the subscriber with the given email address. - Action **Delete Subscriber Tag (By Subscriber ID)** Removes a tag from a subscriber identified by their subscriber ID. - Action **Delete Tag** Deletes (archives) a customer tag in Maildroppa so it can no longer be assigned. An archived tag can be restored later. - Action **Find Subscriber by Email** Finds a subscriber by their exact email address and returns their details. - Action **Get Segment by ID** Returns one Maildroppa segment by its ID, including its name and filter conditions. - Action **Get Subscriber by ID** Returns a subscriber by ID, including field values, tags, status and registration details. - Action **List Field Types (Paged)** Returns all subscriber fields in the Maildroppa account, both built-in and custom, including field types and choice options. - Action **List Filtered Subscribers (Paged)** Returns one page of subscribers matching a filter of field, tag, topic, segment or purchase conditions. - Action **List Tags** Returns the tags in your Maildroppa account, including system-managed tags, optionally with archived ones. - Action **Request Double Opt‑In** Starts double opt-in for a new subscriber by sending them a confirmation email. Their profile, tags and topics are applied once they confirm. - Action **Update Field Type** Updates a custom subscriber field's label, required flag, internal visibility, position and choice options. - Action **Update Segment** Replaces a segment's name and rules in Maildroppa. - Action **Update Subscriber** Updates a subscriber's email, first name, status, custom field values and tags. Values left blank keep the subscriber's current data. - Action **Update Subscriber Email** Changes the email address of an existing Maildroppa subscriber. - Action **Update Tag** Renames an existing customer tag in Maildroppa and returns the updated tag. ## Each app on its own - [ **One Tap** OneTap offers a comprehensive attendance tracking solution ideal for educational institutions, events, and...](https://apiant.ai/connections/one-tap) - [ **Maildroppa** Maildroppa is a B2B email-marketing platform that lets you create, send and track campaigns, manage...](https://apiant.ai/connections/maildroppa) Reviews ## What our customers say ## More from One Tap - [ **One Tap to Google Sheets** Google Sheets](https://apiant.ai/connect/one-tap-to-google-sheets) - [ **One Tap to Salesforce** Salesforce is a leading enterprise customer relationship management (CRM) platform.](https://apiant.ai/connect/one-tap-to-salesforce) - [ **One Tap to Slack** Slack is a messaging platform for teams. Post messages, manage channels, users, reminders, and react to...](https://apiant.ai/connect/one-tap-to-slack) - [ **One Tap to Stripe** Stripe is a payment processing platform for online businesses.](https://apiant.ai/connect/one-tap-to-stripe) - [ **One Tap to Shopify** Shopify is a commerce platform for online stores and retail point-of-sale.](https://apiant.ai/connect/one-tap-to-shopify) - [ **One Tap to QuickBooks Online** QuickBooks Online accounting — manage customers, invoices, bills, payments, vendors, expenses, and more via...](https://apiant.ai/connect/one-tap-to-quickbooks-online) ## More into Maildroppa - [ **HubSpot to Maildroppa** HubSpot is your all-in-one stop for all of your marketing software needs.](https://apiant.ai/connect/hubspot-to-maildroppa) - [ **Salesforce to Maildroppa** Salesforce is a leading enterprise customer relationship management (CRM) platform.](https://apiant.ai/connect/salesforce-to-maildroppa) - [ **Slack to Maildroppa** Slack is a messaging platform for teams. Post messages, manage channels, users, reminders, and react to...](https://apiant.ai/connect/slack-to-maildroppa) - [ **Google Sheets to Maildroppa** Google Sheets](https://apiant.ai/connect/google-sheets-to-maildroppa) - [ **Gmail to Maildroppa** Gmail is Google’s email service, featuring spam protection, search functions, and seamless integration with...](https://apiant.ai/connect/gmail-to-maildroppa) - [ **Google Calendar to Maildroppa** Google Calendar is a time management tool providing scheduling features, event reminders, and integration...](https://apiant.ai/connect/google-calendar-to-maildroppa) Questions ## One Tap and Maildroppa, answered ### ### What can start an automation from One Tap? Any of One Tap's 2 triggers in the catalog, including New Participant Check-in and New Profile. Describe the moment in plain language and your agent picks the right one. ### ### What can your agent do in Maildroppa when something happens in One Tap? Any of Maildroppa's 31 actions, including Create Field Type, Create Segment, Create Tag and Update Field Type. Your agent maps the data both ways and tests every scenario before it ships. ### ### Can it also run from Maildroppa to One Tap? Maildroppa has no triggers in the catalog today, so automations start in One Tap. If you need the other direction, ask: your agent reads Maildroppa's API documentation and adds it. ### ### Do I have to build a connector for One Tap or Maildroppa? 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 One Tap and Maildroppa 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.