--- title: "Connect Beehiiv and Formstack Documents - APIANT.ai" description: "When \"New subscriber to publication\" fires in Beehiiv, your agent runs \"Create Document\" in Formstack Documents." canonical: "https://apiant.ai/connect/beehiiv-to-formstack-documents" --- # Connect Beehiiv and Formstack Documents When **New subscriber to publication** fires in [Beehiiv](https://apiant.ai/connections/beehiiv), your agent runs **Create Document** in [Formstack Documents](https://apiant.ai/connections/formstack-documents), or **New Merged Document** in Formstack Documents to **Update subscription by email** in Beehiiv. Describe the whole flow and it is built, tested on every scenario and kept running. Beehiiv **8** triggers Beehiiv **42** actions Formstack Documents **1** trigger Formstack Documents **15** 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 Formstack Documents 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 and Formstack Documents can do together ### From Beehiiv to Formstack Documents - When **New subscriber to publication** in Beehiiv then **Create Document** in Formstack Documents - When **New unsubscriber to publication** in Beehiiv then **Update Document** in Formstack Documents ### From Formstack Documents to Beehiiv - When **New Merged Document** in Formstack Documents then **Update subscription by email** in Beehiiv - When **New Merged Document** in Formstack Documents then **Add subscription tag** in Beehiiv 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 Formstack Documents ## Triggers and actions 9 triggers · 57 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 **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. - Trigger **New Merged Document** Triggers when a merged/populated document is created. - Action **Combine Files** Joins several files into one PDF or Word document. Give it the files in the order you want them, either as links or as base64 content, and it returns the combined file. - Action **Convert File to PDF** Turns a Word, Excel, PowerPoint, image or HTML file into a PDF. Point it at the file with a link or supply the file content, and it returns the PDF. - Action **Copy Document** Makes a copy of one of your Formstack Documents templates under a new name, and returns the new document with its merge key, merge URL and available merge fields. - Action **Create Data Route** Creates a data route in Formstack Documents — a single endpoint that sends one set of data to several documents at once, following the rules you give it. Returns the new route with the URL to post data to. - Action **Create Data Route Merge** Sends one set of data into a Formstack Documents data route, which merges it into every document the route's rules select. Optionally returns the finished documents in the response. - Action **Create Document** Creates a new document template in Formstack Documents from HTML or from an uploaded PDF, Word, Excel or PowerPoint file, and returns its merge URL and the merge fields found in it. - Action **Delete Data Route** Deletes a data route from Formstack Documents. The documents the route pointed at are not deleted. - Action **Delete Document** Deletes a document template from Formstack Documents. - Action **Get Data Route** Returns one Formstack Documents data route, with its name, its merge URL and the rules that decide which documents the data goes to. - Action **Get Document** Returns one document template from Formstack Documents, with its name, type, output format, merge URL and — for HTML templates — the template's HTML. - Action **Get Document Fields** Returns the merge fields found in a Formstack Documents template, so you know which names to send when merging data into it. - Action **List Data Routes** Returns your Formstack Documents data routes, each with its name, key and the URL to send data to. - Action **List Documents** Returns your Formstack Documents templates, each with its name, type, output format and merge URL. - Action **Update Data Route** Updates a Formstack Documents data route — its name, folder, or the rules that decide which documents receive the data. Anything you leave blank stays as it is. - Action **Update Document** Updates a Formstack Documents template — its name, folder, output format, filename or the template content itself. Anything you leave blank stays as it is; the template type cannot be changed. ## Each app on its own - [ **Beehiiv** Beehiiv is a newsletter publishing and audience growth platform.](https://apiant.ai/connections/beehiiv) - [ **Formstack Documents** Introducing Formstack Documents, formerly WebMerge.](https://apiant.ai/connections/formstack-documents) 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 Formstack Documents - [ **Shopify to Formstack Documents** Shopify is a commerce platform for online stores and retail point-of-sale.](https://apiant.ai/connect/shopify-to-formstack-documents) - [ **Airtable to Formstack Documents** Organize anything with Airtable, a modern database created for everyone.](https://apiant.ai/connect/airtable-to-formstack-documents) - [ **Trello to Formstack Documents** Trello is a visual collaboration tool that organizes projects into boards, lists, and cards.](https://apiant.ai/connect/trello-to-formstack-documents) - [ **ClickUp to Formstack Documents** ClickUp is an all-in-one app to plan, track, and manage your work in a beautifully intuitive environment.](https://apiant.ai/connect/clickup-to-formstack-documents) - [ **Discord to Formstack Documents** Discord is an all-in-one voice and text chat for gamers.](https://apiant.ai/connect/discord-to-formstack-documents) - [ **Brevo to Formstack Documents** Brevo is the leading CRM suite designed to cultivate long-term customer relationships and help businesses...](https://apiant.ai/connect/brevo-to-formstack-documents) Questions ## Beehiiv and Formstack Documents, 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 Formstack Documents when something happens in Beehiiv? Any of Formstack Documents's 15 actions, including Create Data Route, Create Data Route Merge, Create Document and Update Data Route. Your agent maps the data both ways and tests every scenario before it ships. ### ### Can it also run from Formstack Documents to Beehiiv? Yes. When something happens in Formstack Documents, your agent can act in Beehiiv too. This page covers both directions: Formstack Documents's triggers and Beehiiv's actions are listed here as well. ### ### Do I have to build a connector for Beehiiv or Formstack Documents? 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 Formstack Documents 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.