--- title: "Connect Formstack Documents and Kit - APIANT.ai" description: "When \"New Merged Document\" fires in Formstack Documents, your agent runs \"Add Subscriber to Form\" in Kit." canonical: "https://apiant.ai/connect/formstack-documents-to-kit" --- # Connect Formstack Documents and Kit When **New Merged Document** fires in [Formstack Documents](https://apiant.ai/connections/formstack-documents), your agent runs **Add Subscriber to Form** in [Kit](https://apiant.ai/connections/kit), or **New Form Subscriber** in Kit to **Create Document** in Formstack Documents. Describe the whole flow and it is built, tested on every scenario and kept running. Formstack Documents **1** trigger Formstack Documents **15** actions Kit **7** triggers Kit **7** actions What the catalog holds today. Ask for anything missing and your agent reads the API documentation and adds it. ## What do you want Formstack Documents and Kit 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 Formstack Documents and Kit can do together ### From Formstack Documents to Kit - When **New Merged Document** in Formstack Documents then **Add Subscriber to Form** in Kit - When **New Merged Document** in Formstack Documents then **Add Tag to Subscriber** in Kit ### From Kit to Formstack Documents - When **New Form Subscriber** in Kit then **Create Document** in Formstack Documents - When **New Purchase** in Kit then **Update Document** in Formstack Documents 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 Formstack Documents and Kit ## Triggers and actions 8 triggers · 22 actions - 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. - Trigger **New Form Subscriber** Triggers when a subscription occurs on a specific form. - Trigger **New Purchase** Triggers when a new purchase is added to your account. - Trigger **New Sequence Subscriber** Triggers when a subscriber is added to a sequence. - Trigger **New Subscriber** Triggers when a new subscriber is confirmed within your account (has completed any applicable double opt-ins). - Trigger **New Unsubscribe** Triggers when a subscriber unsubscribes from your emails. - Trigger **Subscriber Added to Tag** Triggers when a specific tag is added to a subscriber. - Trigger **Tag Removed From Subscriber** Triggers when a specific tag is removed from a subscriber. - Action **Add Subscriber to Form** Subscribe someone to a specific form. - Action **Add Tag to Subscriber** Add a subscriber to a specific tag. - Action **Create or Update Subscriber** Creates a Kit subscriber, or updates the first name and custom fields of an existing subscriber with the same email address. Returns the subscriber. - Action **Find Subscriber** Finds an existing confirmed subscriber by email. - Action **Get Subscriber** Returns one Kit subscriber by ID, with their name, email address, state and custom field values. - Action **List Tags for Subscriber** Lists the tags on a Kit subscriber, with each tag's ID, name and the date it was applied. - Action **Remove Tag From Subscriber** Remove a specific tag from a subscriber if they have it. ## Each app on its own - [ **Formstack Documents** Introducing Formstack Documents, formerly WebMerge.](https://apiant.ai/connections/formstack-documents) - [ **Kit** Kit is an email marketing platform for professional bloggers.](https://apiant.ai/connections/kit) Reviews ## What our customers say ## More from Formstack Documents - [ **Formstack Documents to HubSpot** HubSpot is your all-in-one stop for all of your marketing software needs.](https://apiant.ai/connect/formstack-documents-to-hubspot) - [ **Formstack Documents to Salesforce** Salesforce is a leading enterprise customer relationship management (CRM) platform.](https://apiant.ai/connect/formstack-documents-to-salesforce) - [ **Formstack Documents to Slack** Slack is a messaging platform for teams. Post messages, manage channels, users, reminders, and react to...](https://apiant.ai/connect/formstack-documents-to-slack) - [ **Formstack Documents to Google Sheets** Google Sheets is Google's online spreadsheet app for creating, editing and sharing spreadsheets.](https://apiant.ai/connect/formstack-documents-to-google-sheets) - [ **Formstack Documents to Gmail** Gmail is Google’s email service, featuring spam protection, search functions, and seamless integration with...](https://apiant.ai/connect/formstack-documents-to-gmail) - [ **Formstack Documents to Google Calendar** Google Calendar is a time management tool providing scheduling features, event reminders, and integration...](https://apiant.ai/connect/formstack-documents-to-google-calendar) ## More into Kit - [ **Slack to Kit** Slack is a messaging platform for teams. Post messages, manage channels, users, reminders, and react to...](https://apiant.ai/connect/slack-to-kit) - [ **Gmail to Kit** Gmail is Google’s email service, featuring spam protection, search functions, and seamless integration with...](https://apiant.ai/connect/gmail-to-kit) - [ **Google Calendar to Kit** Google Calendar is a time management tool providing scheduling features, event reminders, and integration...](https://apiant.ai/connect/google-calendar-to-kit) - [ **Google Drive to Kit** Google Drive is a cloud storage solution for uploading, sharing, and collaborating on files across devices...](https://apiant.ai/connect/google-drive-to-kit) - [ **Stripe to Kit** Stripe is a payment processing platform for online businesses.](https://apiant.ai/connect/stripe-to-kit) - [ **ActiveCampaign to Kit** ActiveCampaign is a marketing automation, email marketing, and CRM platform.](https://apiant.ai/connect/activecampaign-to-kit) Questions ## Formstack Documents and Kit, answered ### ### What can start an automation from Formstack Documents? Any of Formstack Documents's 1 trigger in the catalog, including New Merged Document. Describe the moment in plain language and your agent picks the right one. ### ### What can your agent do in Kit when something happens in Formstack Documents? Any of Kit's 7 actions, including Create or Update Subscriber, Add Subscriber to Form, Add Tag to Subscriber and Find Subscriber. Your agent maps the data both ways and tests every scenario before it ships. ### ### Can it also run from Kit to Formstack Documents? Yes. When something happens in Kit, your agent can act in Formstack Documents too. This page covers both directions: Kit's triggers and Formstack Documents's actions are listed here as well. ### ### Do I have to build a connector for Formstack Documents or Kit? 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 Formstack Documents and Kit 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.