--- title: "Connect Bread & Butter to Maildroppa - APIANT.ai" description: "When \"New Authentication\" fires in Bread & Butter, your agent runs \"Add or Update Subscriber Field (By Email)\" in Maildroppa." canonical: "https://apiant.ai/connect/bread-butter-to-maildroppa" --- # Connect Bread & Butter to Maildroppa When **New Authentication** fires in [Bread & Butter](https://apiant.ai/connections/bread-butter), 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. Bread & Butter **6** triggers Bread & Butter **23** 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 Bread & Butter 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 Bread & Butter can start in Maildroppa - When **New Authentication** in Bread & Butter then **Add or Update Subscriber Field (By Email)** in Maildroppa - When **New Contact Us Submission** in Bread & Butter 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 Bread & Butter and Maildroppa ## Triggers and actions 6 triggers · 54 actions - Trigger **New Authentication** Triggers every time a user signs in. - Trigger **New Contact Us Submission** Triggers when a user submits the Contact Us tool. - Trigger **New Custom Fields** Triggers when a user submits the Custom Fields for Registration. - Trigger **New Custom User Event** Triggers when a user subscribes to custom events, selected in the triggers section below. - Trigger **New Email Captured** Triggers when a user enters their email address, or signs in with SSO for the first time. - Trigger **New Profile Verified** Triggers when a user signs in for the first time. - Action **Add contact us submission** Records a Contact Us submission from a visitor's device in a Bread & Butter app. - Action **Add event** Records an event (such as a page view or custom event code) for a device in a Bread & Butter app. - Action **Add form submission** Records a form submission from a visitor's device in a Bread & Butter app, capturing their email, name and any extra form fields. - Action **Add lead list** Creates a lead list in a Bread & Butter app from a set of leads, returning the new list with its lead count and credit quote. - Action **Add tag** Creates a new tag in a Bread & Butter app. - Action **Add user custom values** Saves custom field values (key/value pairs) for a visitor in a Bread & Butter app. - Action **Create custom event definition** Creates a custom event definition in a Bread & Butter app, which users can then trigger and which can be subscribed to. - Action **Create webhook** Subscribes a webhook URL to a Bread & Butter event so Bread & Butter posts each new occurrence to it. Returns the id of the new subscription. - Action **Delete tag** Deletes a tag from a Bread & Butter app. - Action **Get credit balance** Returns the credit balance for a Bread & Butter app, including credits used this period, the monthly allowance and pending enrichments. - Action **Get device profile** Returns the sign-in options and the visitor's profile state for one registered device. - Action **Get lead list** Returns a Bread & Butter lead list by its ID, including its processing status, lead counts and credit usage. - Action **Identify user** Identifies an anonymous visitor's device as a known person in a Bread & Butter app by attaching their email address and name. - Action **List app triggers** Returns the triggers set up in a Bread & Butter app, including webhook subscriptions, with their kind, filters and activity state. - Action **List custom event definitions** Returns the event definitions configured in a Bread & Butter app, optionally filtered to enabled or disabled ones. - Action **List Events** Returns the events recorded in a Bread & Butter app — sign-ins, page views, custom events, form submissions and more — optionally narrowed to one user or a date range. - Action **List lead lists** Returns all lead lists in a Bread & Butter app, including each list's status, lead counts and credit usage. - Action **List tags** Returns every tag defined in a Bread & Butter app, with each tag's id and name. - Action **List user events** Returns the page views and events (sign-ins, custom events, form submissions and more) a user recorded during one of their sessions in a Bread & Butter app. - Action **List users** Returns the users (visitors and leads) recorded in a Bread & Butter app, optionally narrowed to one email address or user state. - Action **List user sessions** Lists the sessions of one Bread & Butter user, newest first, with each session's ID, start time, location, device and page view count. - Action **Record external authentication** Records that a visitor signed in through your own login system, linking their device to the user with that email address. - Action **Update user lead status** Updates a user's lead status in a Bread & Butter app by setting their lead status rank. - 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 - [ **Bread & Butter** Augment your lead funnel with first-party data.](https://apiant.ai/connections/bread-butter) - [ **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 Bread & Butter - [ **Bread & Butter to HubSpot** HubSpot is your all-in-one stop for all of your marketing software needs.](https://apiant.ai/connect/bread-butter-to-hubspot) - [ **Bread & Butter to Salesforce** Salesforce is a leading enterprise customer relationship management (CRM) platform.](https://apiant.ai/connect/bread-butter-to-salesforce) - [ **Bread & Butter to Slack** Slack is a messaging platform for teams. Post messages, manage channels, users, reminders, and react to...](https://apiant.ai/connect/bread-butter-to-slack) - [ **Bread & Butter to Google Sheets** Google Sheets](https://apiant.ai/connect/bread-butter-to-google-sheets) - [ **Bread & Butter to Gmail** Gmail is Google’s email service, featuring spam protection, search functions, and seamless integration with...](https://apiant.ai/connect/bread-butter-to-gmail) - [ **Bread & Butter to Google Calendar** Google Calendar is a time management tool providing scheduling features, event reminders, and integration...](https://apiant.ai/connect/bread-butter-to-google-calendar) ## 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 ## Bread & Butter and Maildroppa, answered ### ### What can start an automation from Bread & Butter? Any of Bread & Butter's 6 triggers in the catalog, including New Authentication, New Contact Us Submission, New Custom Fields and New Custom User Event. Describe the moment in plain language and your agent picks the right one. ### ### What can your agent do in Maildroppa when something happens in Bread & Butter? 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 Bread & Butter? Maildroppa has no triggers in the catalog today, so automations start in Bread & Butter. 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 Bread & Butter 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 Bread & Butter 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.