--- title: "Connect Keygen to ZUGFeRD & XRechnung by InvoiceXML - APIANT.ai" description: "When \"License Created\" fires in Keygen, your agent runs \"Create XRechnung Invoice\" in ZUGFeRD & XRechnung by InvoiceXML." canonical: "https://apiant.ai/connect/keygen-to-zugferd-xrechnung-by-invoicexml" --- # Connect Keygen to ZUGFeRD & XRechnung by InvoiceXML When **License Created** fires in [Keygen](https://apiant.ai/connections/keygen), your agent runs **Create XRechnung Invoice** in [ZUGFeRD & XRechnung by InvoiceXML](https://apiant.ai/connections/zugferd-xrechnung-by-invoicexml). Describe the whole flow and it is built, tested on every scenario and kept running. Keygen **13** triggers Keygen **28** actions ZUGFeRD & XRechnung by InvoiceXML **8** actions What the catalog holds today. Ask for anything missing and your agent reads the API documentation and adds it. ## What do you want Keygen and ZUGFeRD & XRechnung 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. 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[Setup guide (opens in a new tab)](https://apiant.ai/docs/mcp) Example flows ## What Keygen can start in ZUGFeRD & XRechnung by InvoiceXML - When **License Created** in Keygen then **Create XRechnung Invoice** in ZUGFeRD & XRechnung by InvoiceXML - When **New Event** in Keygen then **Create ZUGFeRD Invoice** in ZUGFeRD & XRechnung 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 Keygen and ZUGFeRD & XRechnung by InvoiceXML ## Triggers and actions 13 triggers · 36 actions - Trigger **License Created** Fires when a license is created in Keygen. - Trigger **License Deleted** Triggers when a license is deleted. - Trigger **License Expired** Triggers when a license has expired. - Trigger **License Expiring** Triggers when a license is expiring soon. - Trigger **License Renewed** Triggers when a license is renewed. - Trigger **License Used** Triggers when a license's usage is incremented. - Trigger **Machine Activated** Triggers when a machine is activated. - Trigger **Machine Deactivated** Triggers when a machine is deactivated. - Trigger **New Event** Triggers when a new event like a license validation, an activation, or an expiration occurs. - Trigger **Password Reset** Triggers when a user requests a password reset. - Trigger **Release Created** Triggers when a new release is created. - Trigger **Release Published** Triggers when a release is published. - Trigger **User Created** Triggers when a new user is created. - Action **Activate Machine** Activates a new machine for a license using a known fingerprint. - Action **Add Release** creates a new release (version, channel, product relationship) for a product; fires the release.created webhook event. - Action **Checkout License** Checks out a license file. - Action **Checkout Machine** Checks out a machine file. - Action **Create License** Creates a new license according to a policy. - Action **Create Policy** Creates a license policy for a Keygen product. - Action **Create Product** Creates a product in Keygen. - Action **Create Release** /releases with version, channel and product relationship (status DRAFT): creates a draft release for a product, which Publish Release can then publish. - Action **Create Token** Creates a new API token for a license. - Action **Create User** Creates a new user. - Action **Deactivate Machine** deactivates (deletes) a machine, firing machine.deleted. - Action **Delete License** Permanently deletes a license. - Action **Find License** Finds an existing license by its license key or Keygen ID. - Action **Find User** Finds an existing user by their email address or Keygen ID. - Action **Get Token** Retrieves a single API token by its id, returning its kind, name, expiry and permissions. - Action **Increment License Usage** /v1/accounts/{account}/licenses/{id}/actions/increment-usage with optional body {"meta":{"increment":N}} — increments the license's uses count (fires license.usage.incremented). - Action **List Entitlements** Lists a license's entitlements by license key or license ID. - Action **List Policies** Lists the policies in the Keygen account. - Action **Publish Release** moves a draft release to PUBLISHED status; fires the release.published webhook event. - Action **Reinstate License** Reinstates a suspended license. - Action **Renew License** Renews a license by extending its expiration date. - Action **Request Password Reset** /v1/accounts/{account}/passwords with meta.email (and meta.deliver=false) — the Forgot Password call; issues a reset token for the user and fires the user.password-reset webhook event. - Action **Reset License Usage** Resets a license's usage counter. - Action **Suspend License** Suspends a license. - Action **Transfer License** Transfer an existing license to a different policy. - Action **Update License** Updates a license. - Action **Update Machine** Updates a machine. - Action **Update User** Updates a user. - Action **Convert XRechnung to PDF** Renders an XRechnung invoice XML file (UBL or CII syntax) into a readable PDF preview. The PDF is for human reading only and has no legal standing. - Action **Create XRechnung Invoice** Generates a validated XRechnung 3.0 e-invoice (UBL by default, or CII) from structured invoice data and returns the XML document. Totals and the VAT breakdown are calculated from the lines unless supplied. - Action **Create ZUGFeRD Invoice** Creates a new ZUGFeRD compliant PDF/A-3b invoice from scratch using the provided invoice data. - Action **Extract Invoice JSON** Reads a structured e-invoice (a Factur-X / ZUGFeRD / Peppol PDF with embedded CII or UBL XML, or a standalone CII or UBL XML file) and returns its data as structured JSON. Pure XML parsing, no AI. - Action **Extract Invoice XML** Pulls the embedded XML invoice out of a hybrid PDF (ZUGFeRD, Factur-X or other PDF/A-3 invoice) and returns it unchanged. - Action **Transform to ZUGFeRD** Turns a plain PDF invoice into a ZUGFeRD 2.x hybrid invoice (PDF/A-3 with embedded XML) using AI extraction. - Action **Validate XRechnung Invoice** Validates a CII XML invoice for XRechnung / EN16931 compliance. - Action **Validate ZUGFeRD Invoice** Validates a ZUGFeRD 2.x hybrid PDF invoice against the official schema and EN 16931 business rules for the profile it declares, and returns whether it is compliant along with any errors and warnings. ## Each app on its own - [ **Keygen** Keygen is a key generation service that makes it easy for businesses to license and distribute their software.](https://apiant.ai/connections/keygen) - [ **ZUGFeRD & XRechnung by InvoiceXML** ZUGFeRD & XRechnung by InvoiceXML is a German e-invoice compliance service for creating, validating...](https://apiant.ai/connections/zugferd-xrechnung-by-invoicexml) Reviews ## What our customers say ## More from Keygen - [ **Keygen to Lexware Office** Lexware Office is a cloud app for german accounting.](https://apiant.ai/connect/keygen-to-lexware-office) - [ **Keygen to Sendr** Sendr is a personalized outreach platform that helps sales teams enrich data, clean leads, and create...](https://apiant.ai/connect/keygen-to-sendr) - [ **Keygen to Salesforce** Salesforce is a leading enterprise customer relationship management (CRM) platform.](https://apiant.ai/connect/keygen-to-salesforce) - [ **Keygen to Slack** Slack is a messaging platform for teams. Post messages, manage channels, users, reminders, and react to...](https://apiant.ai/connect/keygen-to-slack) - [ **Keygen to Mailchimp** Mailchimp marketing automation and email platform.](https://apiant.ai/connect/keygen-to-mailchimp) - [ **Keygen to Stripe** Stripe is a payment processing platform for online businesses.](https://apiant.ai/connect/keygen-to-stripe) ## More into ZUGFeRD & XRechnung by InvoiceXML - [ **Freshworks CRM to ZUGFeRD & XRechnung by InvoiceXML** Freshworks CRM (Freshsales Suite) — manage contacts, sales accounts, deals, notes, tasks, and appointments.](https://apiant.ai/connect/freshworks-crm-to-zugferd-xrechnung-by-invoicexml) - [ **Open Government, Netherlands to ZUGFeRD & XRechnung by InvoiceXML** Netherlands Government Open Data. Public open-data portal — search dataset catalogs and retrieve published...](https://apiant.ai/connect/open-government-netherlands-to-zugferd-xrechnung-by-invoicexml) - [ **Paperless to ZUGFeRD & XRechnung by InvoiceXML** Paperless lets you create, sign, and manage intelligent documents on a single platform.](https://apiant.ai/connect/paperless-to-zugferd-xrechnung-by-invoicexml) - [ **Smartsheet to ZUGFeRD & XRechnung by InvoiceXML** Smartsheet is a work execution platform for managing sheets, rows, and columns.](https://apiant.ai/connect/smartsheet-to-zugferd-xrechnung-by-invoicexml) - [ **HubSpot to ZUGFeRD & XRechnung by InvoiceXML** HubSpot is your all-in-one stop for all of your marketing software needs.](https://apiant.ai/connect/hubspot-to-zugferd-xrechnung-by-invoicexml) - [ **Salesforce to ZUGFeRD & XRechnung by InvoiceXML** Salesforce is a leading enterprise customer relationship management (CRM) platform.](https://apiant.ai/connect/salesforce-to-zugferd-xrechnung-by-invoicexml) Questions ## Keygen and ZUGFeRD & XRechnung by InvoiceXML, answered ### ### What can start an automation from Keygen? Any of Keygen's 13 triggers in the catalog, including License Created, New Event, Release Created and User Created. Describe the moment in plain language and your agent picks the right one. ### ### What can your agent do in ZUGFeRD & XRechnung by InvoiceXML when something happens in Keygen? Any of ZUGFeRD & XRechnung by InvoiceXML's 8 actions, including Create XRechnung Invoice, Create ZUGFeRD Invoice, Convert XRechnung to PDF and Extract Invoice JSON. Your agent maps the data both ways and tests every scenario before it ships. ### ### Can it also run from ZUGFeRD & XRechnung by InvoiceXML to Keygen? ZUGFeRD & XRechnung by InvoiceXML has no triggers in the catalog today, so automations start in Keygen. If you need the other direction, ask: your agent reads ZUGFeRD & XRechnung by InvoiceXML's API documentation and adds it. ### ### Do I have to build a connector for Keygen or ZUGFeRD & XRechnung 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 Keygen and ZUGFeRD & XRechnung 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.