--- title: "Connect Buy Me a Coffee to Quaderno - APIANT.ai" description: "When \"New Member\" fires in Buy Me a Coffee, your agent runs \"Add invoice payment\" in Quaderno." canonical: "https://apiant.ai/connect/buy-me-a-coffee-to-quaderno" --- # Connect Buy Me a Coffee to Quaderno When **New Member** fires in [Buy Me a Coffee](https://apiant.ai/connections/buy-me-a-coffee), your agent runs **Add invoice payment** in [Quaderno](https://apiant.ai/connections/quaderno). Describe the whole flow and it is built, tested on every scenario and kept running. Buy Me a Coffee **3** triggers Quaderno **3** triggers Quaderno **24** actions What the catalog holds today. Ask for anything missing and your agent reads the API documentation and adds it. ## What do you want Buy Me a Coffee and Quaderno 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 Buy Me a Coffee can start in Quaderno - When **New Member** in Buy Me a Coffee then **Add invoice payment** in Quaderno - When **New Support** in Buy Me a Coffee then **Create Contact** in Quaderno 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 Buy Me a Coffee and Quaderno ## Triggers and actions 6 triggers · 24 actions - Trigger **Cancelled Membership** Triggered instantly when a member cancels their membership. Create a webhook in your Buy Me a Coffee dashboard under Integrations, paste in the address APIANT gives you, and select the membership.cancelled event. - Trigger **New Member** Triggered instantly when someone starts a membership. Create a webhook in your Buy Me a Coffee dashboard under Integrations, paste in the address APIANT gives you, and select the membership.started event. - Trigger **New Support** Triggered instantly when someone buys you a coffee. Create a webhook in your Buy Me a Coffee dashboard under Integrations, paste in the address APIANT gives you, and select the donation.created event. - Trigger **New Contact** Triggers when a new contact is created in Quaderno. - Trigger **New Invoice** Triggers when a new invoice is created in Quaderno. - Trigger **New Sale** Triggers when a new sale is recorded in Quaderno, i.e. a new invoice or receipt is created. - Action **Add invoice payment** Records a payment against a Quaderno invoice. When total payments reach the invoice amount, the invoice is marked as paid. - Action **Add product** Creates a new product in Quaderno that can be used as a line item on invoices, credit notes and expenses. - Action **Add receipt** Creates a paid receipt in Quaderno for a completed sale, with its customer, line items and payment method. - Action **Calculate tax rate** Calculates the tax rate and tax amount that applies to a sale for a given customer location and product type. - Action **Create Contact** Creates a new contact (customer or vendor) in Quaderno and returns the created contact. - Action **Create Estimate** Creates an estimate (proforma) in Quaderno for a customer, with line items, dates and notes. - Action **Create Expense** Creates an expense in Quaderno for a vendor, with its line items, and returns the new expense. - Action **Create Invoice** Creates an invoice for a customer with line items; optionally records full payment so the invoice is marked paid. - Action **Create Paid Invoice** Creates an invoice for a customer and records a full payment against it, so the invoice is marked paid. - Action **Create Sale** Records a sale in Quaderno, which calculates taxes and issues the matching invoice or receipt for the customer. - Action **Delete contact** Permanently deletes a contact (customer or vendor) from your Quaderno account. - Action **Find Contact** Finds contacts whose name, email or tax ID matches the search text, or whose payment-processor ID matches. - Action **Find Sale** Finds sales (invoices) by invoice number, customer name or PO number, payment processor transaction id, customer, state or issue date range, and returns the matches. - Action **Get contact** Returns a single Quaderno contact (customer or vendor) by its ID. - Action **Get Estimate** Returns a single estimate (proforma) by its id, including its number, customer, line items, taxes and totals. - Action **Get Expense** Returns the details of an existing expense in your Quaderno account. - Action **Get invoice** Returns a single invoice by its id, including number, contact, line items, taxes, totals and payments. - Action **Get product** Returns a single product (item) from your Quaderno account by its id, including its name, code, price and tax settings. - Action **Get Receipt** Returns a receipt by its id, including number, totals, taxes, contact and payment details. - Action **Update contact** Updates an existing Quaderno contact. Fields left blank keep their current values. - Action **Update invoice** Updates the editable fields of an existing invoice: PO number, tags, payment details, notes, custom metadata and billing address. - Action **Update product** Updates an existing product in Quaderno. Only the fields you fill in are changed. - Action **Validate tax ID** Checks whether a customer's tax ID (EU/UK VAT, ABN, NZBN, QST, Swiss UID) is valid and belongs to a real business. - Action **Void invoice** Voids an existing invoice in Quaderno and returns the voided invoice. ## Each app on its own - [ **Buy Me a Coffee** A free, fast, and beautiful way to fund your creativity.](https://apiant.ai/connections/buy-me-a-coffee) - [ **Quaderno** Quaderno is a tax software that handles sales tax, VAT, and GST for your online business.](https://apiant.ai/connections/quaderno) Reviews ## What our customers say ## More from Buy Me a Coffee - [ **Buy Me a Coffee to Vercel** Vercel is a platform for building, deploying, and scaling fast, modern web applications effortlessly.](https://apiant.ai/connect/buy-me-a-coffee-to-vercel) - [ **Buy Me a Coffee to Roboflow** Roboflow is an end to end suite of computer vision tools.](https://apiant.ai/connect/buy-me-a-coffee-to-roboflow) - [ **Buy Me a Coffee to HubSpot** HubSpot is your all-in-one stop for all of your marketing software needs.](https://apiant.ai/connect/buy-me-a-coffee-to-hubspot) - [ **Buy Me a Coffee to Salesforce** Salesforce is a leading enterprise customer relationship management (CRM) platform.](https://apiant.ai/connect/buy-me-a-coffee-to-salesforce) - [ **Buy Me a Coffee to Slack** Slack is a messaging platform for teams. Post messages, manage channels, users, reminders, and react to...](https://apiant.ai/connect/buy-me-a-coffee-to-slack) - [ **Buy Me a Coffee to Google Sheets** Google Sheets](https://apiant.ai/connect/buy-me-a-coffee-to-google-sheets) ## More into Quaderno - [ **HubSpot to Quaderno** HubSpot is your all-in-one stop for all of your marketing software needs.](https://apiant.ai/connect/hubspot-to-quaderno) - [ **Google Sheets to Quaderno** Google Sheets](https://apiant.ai/connect/google-sheets-to-quaderno) - [ **Gmail to Quaderno** Gmail is Google’s email service, featuring spam protection, search functions, and seamless integration with...](https://apiant.ai/connect/gmail-to-quaderno) - [ **Google Calendar to Quaderno** Google Calendar is a time management tool providing scheduling features, event reminders, and integration...](https://apiant.ai/connect/google-calendar-to-quaderno) - [ **Google Drive to Quaderno** Google Drive is a cloud storage solution for uploading, sharing, and collaborating on files across devices...](https://apiant.ai/connect/google-drive-to-quaderno) - [ **Mailchimp to Quaderno** Mailchimp marketing automation and email platform.](https://apiant.ai/connect/mailchimp-to-quaderno) Questions ## Buy Me a Coffee and Quaderno, answered ### ### What can start an automation from Buy Me a Coffee? Any of Buy Me a Coffee's 3 triggers in the catalog, including New Member, New Support and Cancelled Membership. Describe the moment in plain language and your agent picks the right one. ### ### What can your agent do in Quaderno when something happens in Buy Me a Coffee? Any of Quaderno's 24 actions, including Create Contact, Create Estimate, Create Expense and Create Invoice. Your agent maps the data both ways and tests every scenario before it ships. ### ### Can it also run from Quaderno to Buy Me a Coffee? Quaderno has no triggers in the catalog today, so automations start in Buy Me a Coffee. If you need the other direction, ask: your agent reads Quaderno's API documentation and adds it. ### ### Do I have to build a connector for Buy Me a Coffee or Quaderno? 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 Buy Me a Coffee and Quaderno without building an automation? Yes. With your AI client connected to APIANT, ask it to do something in Quaderno 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.