--- title: "Connect Filestage to Factur-X by InvoiceXML - APIANT.ai" description: "When \"When a Reviewer Is Invited to a Reviewer Group\" fires in Filestage, your agent runs \"Create Factur-X Invoice\" in Factur-X by InvoiceXML." canonical: "https://apiant.ai/connect/filestage-to-factur-x-by-invoicexml" --- # Connect Filestage to Factur-X by InvoiceXML When **When a Reviewer Is Invited to a Reviewer Group** fires in [Filestage](https://apiant.ai/connections/filestage), your agent runs **Create Factur-X Invoice** in [Factur-X by InvoiceXML](https://apiant.ai/connections/factur-x-by-invoicexml). Describe the whole flow and it is built, tested on every scenario and kept running. Filestage **1** trigger Filestage **9** actions Factur-X by InvoiceXML **10** actions What the catalog holds today. Ask for anything missing and your agent reads the API documentation and adds it. ## What do you want Filestage and Factur-X by InvoiceXML 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 Filestage can start in Factur-X by InvoiceXML - When **When a Reviewer Is Invited to a Reviewer Group** in Filestage then **Create Factur-X Invoice** in Factur-X by InvoiceXML - When **When a Reviewer Is Invited to a Reviewer Group** in Filestage then **Extract Invoice JSON** in Factur-X by InvoiceXML 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 Filestage and Factur-X by InvoiceXML ## Triggers and actions 1 trigger · 19 actions - Trigger **When a Reviewer Is Invited to a Reviewer Group** Triggers when a reviewer is invited to a reviewer group. - Action **Add Reviewers to Reviewer Group** Invites reviewers by email to a reviewer group in a Filestage project. - Action **Create Folder** Creates a new folder in your Filestage workspace for organizing projects. - Action **Create Project** Creates a new project in Filestage with the given name. - Action **Create Reviewer Group** Creates a new reviewer group in a Filestage project. - Action **Get Folder by ID** Returns a Filestage folder by its ID, including its name and details. - Action **Get Folders** Returns all folders in your Filestage team. - Action **Get Project by ID** Returns a Filestage project, including its name and details, by its ID. - Action **Get Projects** Returns the projects in your Filestage team. - Action **Get Reviewer Groups by Project** Returns the reviewer groups set up in a Filestage project. - Action **Convert CII XML to Factur-X** Converts a CII XML invoice into a Factur-X compliant PDF/A-3 with the XML embedded. The API generates a visual PDF rendering of the invoice and packages it with the source CII XML. - Action **Convert Factur-X PDF to CII** Extracts the embedded CII (UN/CEFACT Cross Industry Invoice) XML from a Factur-X PDF and returns it as a standalone XML file. - Action **Convert Factur-X PDF to UBL** Extracts the embedded CII XML from a Factur-X PDF and converts it to UBL (Universal Business Language) XML. - Action **Convert UBL XML to Factur-X** Converts a UBL XML invoice into a Factur-X compliant PDF/A-3. The API maps UBL to CII, generates a visual PDF rendering, and embeds the CII XML in the PDF/A-3 container. - Action **Create Factur-X Invoice** Builds a Factur-X invoice from structured header, party, payment, and line-item data, then returns a ready-to-deliver PDF/A-3b file. - Action **Embed XML Into PDF (Factur-X)** Takes a PDF and a CII XML and produces a Factur-X compliant PDF/A-3 with the XML attached as factur-x.xml. Use this when you already have both the visual PDF and the structured XML of an invoice and just need the hybrid wrapper. - Action **Extract Invoice JSON** Pulls invoice fields from a PDF into structured JSON, preferring embedded Factur-X XML when present and falling back to intelligent extraction when not. - Action **Extract Invoice XML** Retrieves machine-readable invoice XML from a PDF, returning embedded Factur-X XML directly or generating compliant XML when none is embedded. - Action **Render CII as PDF** Renders a CII (UN/CEFACT Cross Industry Invoice) XML document into a human-readable PDF. The output is a visual PDF, not a Factur-X hybrid file. - Action **Validate Factur-X Invoice** Checks whether a Factur-X invoice is structurally and semantically valid, including schema status, conformance level, and rule-level issues. ## Each app on its own - [ **Filestage** Share, review and approve all your files in one place and enjoy a faster, more productive approval process](https://apiant.ai/connections/filestage) - [ **Factur-X by InvoiceXML** Factur-X by InvoiceXML is an e-invoice automation: create, transform, validate, and extract Factur-X PDFs...](https://apiant.ai/connections/factur-x-by-invoicexml) Reviews ## What our customers say ## More from Filestage - [ **Filestage to HelloSalut** HelloSalut returns the word for "hello" in a visitor's own language.](https://apiant.ai/connect/filestage-to-hellosalut) - [ **Filestage to Html2PDF** HTML/URL to PDF](https://apiant.ai/connect/filestage-to-html2pdf) - [ **Filestage to HubSpot** HubSpot is your all-in-one stop for all of your marketing software needs.](https://apiant.ai/connect/filestage-to-hubspot) - [ **Filestage to Salesforce** Salesforce is a leading enterprise customer relationship management (CRM) platform.](https://apiant.ai/connect/filestage-to-salesforce) - [ **Filestage to Slack** Slack is a messaging platform for teams. Post messages, manage channels, users, reminders, and react to...](https://apiant.ai/connect/filestage-to-slack) - [ **Filestage to Google Sheets** Google Sheets](https://apiant.ai/connect/filestage-to-google-sheets) ## More into Factur-X by InvoiceXML - [ **Stripe to Factur-X by InvoiceXML** Stripe is a payment processing platform for online businesses.](https://apiant.ai/connect/stripe-to-factur-x-by-invoicexml) - [ **HubSpot to Factur-X by InvoiceXML** HubSpot is your all-in-one stop for all of your marketing software needs.](https://apiant.ai/connect/hubspot-to-factur-x-by-invoicexml) - [ **Salesforce to Factur-X by InvoiceXML** Salesforce is a leading enterprise customer relationship management (CRM) platform.](https://apiant.ai/connect/salesforce-to-factur-x-by-invoicexml) - [ **Slack to Factur-X by InvoiceXML** Slack is a messaging platform for teams. Post messages, manage channels, users, reminders, and react to...](https://apiant.ai/connect/slack-to-factur-x-by-invoicexml) - [ **Google Sheets to Factur-X by InvoiceXML** Google Sheets](https://apiant.ai/connect/google-sheets-to-factur-x-by-invoicexml) - [ **Gmail to Factur-X by InvoiceXML** Gmail is Google’s email service, featuring spam protection, search functions, and seamless integration with...](https://apiant.ai/connect/gmail-to-factur-x-by-invoicexml) Questions ## Filestage and Factur-X by InvoiceXML, answered ### ### What can start an automation from Filestage? Any of Filestage's 1 trigger in the catalog, including When a Reviewer Is Invited to a Reviewer Group. Describe the moment in plain language and your agent picks the right one. ### ### What can your agent do in Factur-X by InvoiceXML when something happens in Filestage? Any of Factur-X by InvoiceXML's 10 actions, including Create Factur-X Invoice, Convert CII XML to Factur-X, Convert Factur-X PDF to CII and Convert Factur-X PDF to UBL. Your agent maps the data both ways and tests every scenario before it ships. ### ### Can it also run from Factur-X by InvoiceXML to Filestage? Factur-X by InvoiceXML has no triggers in the catalog today, so automations start in Filestage. If you need the other direction, ask: your agent reads Factur-X by InvoiceXML's API documentation and adds it. ### ### Do I have to build a connector for Filestage or Factur-X by InvoiceXML? 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 Filestage and Factur-X by InvoiceXML 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.