--- title: "Connect Beehiiv to Mailsoftly - APIANT.ai" description: "When \"New subscriber to publication\" fires in Beehiiv, your agent runs \"Add contact list\" in Mailsoftly." canonical: "https://apiant.ai/connect/beehiiv-to-mailsoftly" --- # Connect Beehiiv to Mailsoftly When **New subscriber to publication** fires in [Beehiiv](https://apiant.ai/connections/beehiiv), your agent runs **Add contact list** in [Mailsoftly](https://apiant.ai/connections/mailsoftly). Describe the whole flow and it is built, tested on every scenario and kept running. Beehiiv **8** triggers Beehiiv **43** actions Mailsoftly **18** actions What the catalog holds today. Ask for anything missing and your agent reads the API documentation and adds it. ## What do you want Beehiiv and Mailsoftly 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 Beehiiv can start in Mailsoftly - When **New subscriber to publication** in Beehiiv then **Add contact list** in Mailsoftly - When **New unsubscriber to publication** in Beehiiv then **Add contact note** in Mailsoftly 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 Beehiiv and Mailsoftly ## Triggers and actions 8 triggers · 61 actions - Trigger **List automations** poll for automations; new automations surface over time (trigger). - Trigger **List newsletter lists** poll newsletter lists; new lists surface over time (trigger). - Trigger **List polls** poll for polls; new polls surface over time (trigger). - Trigger **List segment subscriber IDs** poll subscriber IDs in a segment; new IDs surface over time (trigger). - Trigger **List segment subscribers** poll subscribers in a segment; new members surface over time (trigger). - Trigger **List tiers** poll subscription tiers; new tiers surface over time (trigger). - Trigger **New subscriber to publication** Polls Beehiiv and emits each new subscriber to the specified publication. Lists subscriptions newest-first; dedup by subscription id. - Trigger **New unsubscriber to publication** Polls Beehiiv and emits each new unsubscriber (inactive subscription) to the specified publication. Dedup by subscription id. - Action **Add subscription tag** add a tag to a subscription. - Action **Bulk create subscription** create multiple subscriptions in a single bulk request. - Action **Create custom field** create a new custom field. - Action **Create newsletter list** create a new newsletter list. - Action **Create segment** create a new segment. - Action **Create subscription** Creates a new subscriber on a publication. Sets email plus optional custom fields, UTM attribution, and referral source. - Action **Delete custom field** delete a custom field. - Action **Delete newsletter list** delete a newsletter list. - Action **Delete segment** delete a segment. - Action **Delete subscription** Remove a subscriber from a publication. - Action **Get aggregate stats** get aggregate statistics across posts. - Action **Get author** get details for a specific author. - Action **Get custom field** get details for a specific custom field. - Action **Get newsletter list** get details for a specific newsletter list. - Action **Get newsletter list subscription** get details for a newsletter list subscription. - Action **Get post** Retrieve a single post by ID. Returns content, stats, and publish status. - Action **Get post templates** get available post templates for a publication. - Action **Get publication** get details for a specific publication. - Action **Get publication engagements** get aggregate engagement stats for a publication. - Action **Get publications by subscription email** get publications associated with a subscriber email. - Action **Get referral program** get referral program details for a publication. - Action **Get segment** get details for a specific segment. - Action **Get subscription by email** Retrieve a single subscription by email address. Returns the subscriber's status, tier, and custom fields. - Action **Get subscription by ID** get details for a subscription by its ID. - Action **Get subscription update** get a specific bulk subscription update record. - Action **Identify user** get current OAuth user info. - Action **Identify workspace** get current workspace info. - Action **List authors** list all authors for a publication. - Action **List complimentary access** list free access grants for a publication. - Action **List condition sets** list all condition sets for a publication. - Action **List custom fields** List a publication's subscriber custom fields. Returns field names and types for mapping. - Action **List posts** List posts for a publication. Returns posts with status, audience, and publish metadata. - Action **List publications** List the publications on the account. Returns each publication's id, name, and settings — the entry point for resolving a publication id. - Action **List segments** List segments for a publication. Returns segment ids, names, and types for audience targeting. - Action **List subscriptions** List subscriptions for a publication. Returns subscribers with status, tier, and custom fields, supports filtering/pagination. - Action **List subscription updates** list bulk subscription update records. - Action **Recalculate segment** recalculate segment membership. - Action **Update a tier** update an existing tier. - Action **Update custom field** update an existing custom field. - Action **Update subscription by email** Update an existing subscriber identified by email. Changes tier, status, or custom fields. - Action **Update subscription by ID** update a subscription by its ID. - Action **Update subscriptions** update multiple subscriptions at once. - Action **Update subscriptions' status** bulk update subscription status. - Action **Add contact list** Creates a new, empty contact list in Mailsoftly with the name you give it and returns the new list's id. - Action **Add contact note** Writes a plain-text note on a Mailsoftly contact, visible to the whole team on the contact record. Optionally backdates the note to when the conversation happened. - Action **Add Global Unsubscribe** Globally unsubscribes an email address from all email campaigns and newsletters in the account, creating the contact if it does not exist yet. - Action **Add or update contact** Creates a new contact in Mailsoftly, or updates the existing contact with the same email address (or the given contact ID). - Action **Add to Contact List** Adds an existing contact to an existing contact list. If the contact is already on the list, it returns an informational message instead of an error. - Action **Add to Suppression List** Adds an email address to your Mailsoftly suppression list so no further mail from the account goes to it, creating a contact for the address if none exists. - Action **Create Contact** Creates a new contact in your Mailsoftly account and returns the saved contact, including its new ID. - Action **Create Tag** Creates a contact tag in Mailsoftly, or returns the existing tag when one with the same name already exists. - Action **Delete contact** Permanently deletes a contact from Mailsoftly, along with its list memberships, tags and activity. - Action **Find contacts** Returns the contacts that exactly match the email address, first name and/or last name you supply. - Action **Get contact** Returns one contact by its id, with all of its details including address, company, subscription dates and custom fields. - Action **Get Contact Activity** Returns one contact's activity timeline, newest first: list and subscription events, campaign emails with their opens and clicks, and teammate notes. - Action **Get Contact Subscriptions** Returns one contact's email subscription state: whether the address is suppressed or globally unsubscribed, and which email types the contact receives. - Action **List contact lists** Returns all contact lists in your Mailsoftly account with their ids, names and contact counts. - Action **List Contacts in Contact List** Returns the contacts that belong to one contact list, with when each was added to the list. - Action **List Tags** Returns every contact tag in the account with its id, name and color. - Action **Remove contact from contact list** Removes a contact from one of your Mailsoftly contact lists. The contact record and its other list memberships are left untouched. - Action **Update Contact** Updates an existing Mailsoftly contact. Only the fields you fill in are changed; everything else on the contact keeps its current value. ## Each app on its own - [ **Beehiiv** Beehiiv is a newsletter publishing and audience growth platform.](https://apiant.ai/connections/beehiiv) - [ **Mailsoftly** Mailsoftly is a free email marketing tool designed to send personalized emails and newsletters.](https://apiant.ai/connections/mailsoftly) Reviews ## What our customers say ## More from Beehiiv - [ **Beehiiv to Salesforce** Salesforce is a leading enterprise customer relationship management (CRM) platform.](https://apiant.ai/connect/beehiiv-to-salesforce) - [ **Beehiiv to Slack** Slack is a messaging platform for teams. Post messages, manage channels, users, reminders, and react to...](https://apiant.ai/connect/beehiiv-to-slack) - [ **Beehiiv to Shopify** Shopify is a commerce platform for online stores and retail point-of-sale.](https://apiant.ai/connect/beehiiv-to-shopify) - [ **Beehiiv to QuickBooks Online** QuickBooks Online accounting — manage customers, invoices, bills, payments, vendors, expenses, and more via...](https://apiant.ai/connect/beehiiv-to-quickbooks-online) - [ **Beehiiv to Zoom** Zoom unifies cloud video conferencing, simple online meetings, group messaging, and a software-based...](https://apiant.ai/connect/beehiiv-to-zoom) - [ **Beehiiv to Twilio** Cloud communications platform for sending SMS/MMS messages, making and managing voice calls, and looking up...](https://apiant.ai/connect/beehiiv-to-twilio) ## More into Mailsoftly - [ **HubSpot to Mailsoftly** HubSpot is your all-in-one stop for all of your marketing software needs.](https://apiant.ai/connect/hubspot-to-mailsoftly) - [ **Salesforce to Mailsoftly** Salesforce is a leading enterprise customer relationship management (CRM) platform.](https://apiant.ai/connect/salesforce-to-mailsoftly) - [ **Slack to Mailsoftly** Slack is a messaging platform for teams. Post messages, manage channels, users, reminders, and react to...](https://apiant.ai/connect/slack-to-mailsoftly) - [ **Google Sheets to Mailsoftly** Google Sheets](https://apiant.ai/connect/google-sheets-to-mailsoftly) - [ **Gmail to Mailsoftly** Gmail is Google’s email service, featuring spam protection, search functions, and seamless integration with...](https://apiant.ai/connect/gmail-to-mailsoftly) - [ **Google Calendar to Mailsoftly** Google Calendar is a time management tool providing scheduling features, event reminders, and integration...](https://apiant.ai/connect/google-calendar-to-mailsoftly) Questions ## Beehiiv and Mailsoftly, answered ### ### What can start an automation from Beehiiv? Any of Beehiiv's 8 triggers in the catalog, including New subscriber to publication, New unsubscriber to publication, List automations and List newsletter lists. Describe the moment in plain language and your agent picks the right one. ### ### What can your agent do in Mailsoftly when something happens in Beehiiv? Any of Mailsoftly's 18 actions, including Create Contact, Create Tag, Update Contact and Add contact list. Your agent maps the data both ways and tests every scenario before it ships. ### ### Can it also run from Mailsoftly to Beehiiv? Mailsoftly has no triggers in the catalog today, so automations start in Beehiiv. If you need the other direction, ask: your agent reads Mailsoftly's API documentation and adds it. ### ### Do I have to build a connector for Beehiiv or Mailsoftly? 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 Beehiiv and Mailsoftly 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.