--- title: "Connect CalendarLink and Paystack - APIANT.ai" description: "When \"New Upcoming Event\" fires in CalendarLink, your agent runs \"Send Simple Invoice\" in Paystack." canonical: "https://apiant.ai/connect/calendarlink-to-paystack" --- # Connect CalendarLink and Paystack When **New Upcoming Event** fires in [CalendarLink](https://apiant.ai/connections/calendarlink), your agent runs **Send Simple Invoice** in [Paystack](https://apiant.ai/connections/paystack), or **New Chargeback** in Paystack to **List Contacts** in CalendarLink. Describe the whole flow and it is built, tested on every scenario and kept running. CalendarLink **1** trigger CalendarLink **8** actions Paystack **11** triggers Paystack **17** actions What the catalog holds today. Ask for anything missing and your agent reads the API documentation and adds it. ## What do you want CalendarLink and Paystack 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 CalendarLink and Paystack can do together ### From CalendarLink to Paystack - When **New Upcoming Event** in CalendarLink then **Send Simple Invoice** in Paystack - When **New Upcoming Event** in CalendarLink then **Add Product** in Paystack ### From Paystack to CalendarLink - When **New Chargeback** in Paystack then **List Contacts** in CalendarLink - When **New Invoice** in Paystack then **Create New Event** in CalendarLink 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 CalendarLink and Paystack ## Triggers and actions 12 triggers · 25 actions - Trigger **New Upcoming Event** Triggered when a new upcoming event is added to your CalendarLink organisation. - Action **Create New Event** Creates an event in a CalendarLink collection and returns its add-to-calendar link. Times use the format 2026-09-01 09:00:00. Optionally turns on RSVP with a deadline, attendee limit and notification settings. - Action **Find Event** Searches your CalendarLink events for one whose title contains the text you give, and returns the first match with its add-to-calendar link, times and RSVP counts. - Action **List Contacts** Returns a page of the contacts in your CalendarLink organisation, 15 per page, along with how many pages there are. - Action **List Event Collections** Returns every event collection in your CalendarLink organisation, with each collection's ID, name, description, public link and event count. - Action **List Event Registrations** Returns a page of the people who signed up for one CalendarLink event, 15 per page. The event must have RSVP turned on. - Action **List Past Events** Returns a page of your CalendarLink events that have already finished, 15 per page, newest first. - Action **List Upcoming Events** Returns a page of your CalendarLink events that have not happened yet, 15 per page. - Action **Update Event Collection** Changes the settings of one CalendarLink event collection — its name, description, appearance, what visitors can add and whether sign-up is required. Only the fields you fill in are changed; the rest keep their current values. - Trigger **Abandoned Transaction** Triggers when a customer starts a payment but does not complete it, leaving an abandoned transaction. - Trigger **Cancelled Subscription** Triggers when a subscription is cancelled. - Trigger **New Chargeback** Triggers when a customer files a new chargeback (transaction dispute) on your Paystack account. - Trigger **New Invoice** Triggered when a new invoice (payment request) is created in Paystack. - Trigger **New Order** Triggered when a new order is created on your Paystack storefronts or products. - Trigger **New Payment Page Transaction** Triggers when a customer pays through one of your Paystack payment pages. Returns the transaction with its amount, customer, and the page it came from. - Trigger **New Refund** Triggered when a new refund is created in your Paystack account. - Trigger **New Subscription** Triggers when a new subscription is created on your Paystack integration. - Trigger **New Transaction** Triggers when a new transaction is created on your Paystack integration, optionally limited by status, channel, customer and more. - Trigger **New Transfer** Triggered when a new transfer is created on your Paystack business. - Trigger **Subsciption Renewal** Triggers when a subscription renews, meaning a further payment has been made after its first one. - Action **Add Product** Creates a new product on your Paystack integration and returns the created product. - Action **Cancel Subscription** Cancels an active Paystack subscription so the customer is no longer charged on renewal. - Action **Check Terminal Status** Returns whether a Paystack Terminal is online and available to receive an event, so you can check it before sending one. - Action **Create Refund** Creates a refund for a previously completed Paystack transaction, in full or for part of its amount. Returns the new refund and its status. - Action **Create Subscription** Creates a subscription that puts a customer on one of your plans, and returns the new subscription's id, code and email token. - Action **Create Virtual Terminal** Creates a Virtual Terminal on your Paystack integration, with the WhatsApp numbers that should receive its payment notifications. - Action **Find Customer** Returns the Paystack customer matching an email address or customer code, including their transactions, subscriptions and saved authorizations. - Action **Find Order** Returns the details of a Paystack order, including its customer, items and payment status, for the order ID you supply. - Action **Find Transaction** Returns the transaction that matches a transaction reference, including its status, amount, customer and payment authorization. - Action **Find Transfer** Returns the transfer that matches the specified transfer reference, including its status, amount and recipient. - Action **Get Customer Totals** Returns how many transactions a Paystack customer has made and the total value of those transactions, along with the customer's full record. - Action **Initialize Transaction** Creates a new pending Paystack transaction and returns the checkout link to send your customer to, along with its access code and reference. - Action **Initiate a Direct Debit Request** Starts linking a bank account to a customer for Direct Debit and returns the link the customer opens to authorize the mandate. - Action **Remove Phone Number From Virtual Terminal** Removes one or more WhatsApp phone numbers from a Paystack Virtual Terminal, so they stop receiving its payment notifications. - Action **Resolve Account Number** Returns the account name registered to a bank account number, so you can confirm who an account belongs to before paying it. - Action **Send Simple Invoice** Creates a payment request that issues an invoice to a customer and, by default, emails it to them. Returns the new invoice, including its request code. - Action **Share Link for Updating Subscription Card** Returns a link you can share with a customer so they can update the card on their subscription. ## Each app on its own - [ **CalendarLink** CalendarLink creates add-to-calendar links to any calendar service and make sure your users don't forget...](https://apiant.ai/connections/calendarlink) - [ **Paystack** Paystack helps African merchants accept one-time and recurring payments online with a modern, safe, and...](https://apiant.ai/connections/paystack) Reviews ## What our customers say ## More from CalendarLink - [ **CalendarLink to Stripe** Stripe is a payment processing platform for online businesses.](https://apiant.ai/connect/calendarlink-to-stripe) - [ **CalendarLink to PandaDoc** PandaDoc helps you build and deliver sales quotes and proposals and track presentations and close deals...](https://apiant.ai/connect/calendarlink-to-pandadoc) - [ **CalendarLink to HubSpot** HubSpot is your all-in-one stop for all of your marketing software needs.](https://apiant.ai/connect/calendarlink-to-hubspot) - [ **CalendarLink to Salesforce** Salesforce is a leading enterprise customer relationship management (CRM) platform.](https://apiant.ai/connect/calendarlink-to-salesforce) - [ **CalendarLink to Slack** Slack is a messaging platform for teams. Post messages, manage channels, users, reminders, and react to...](https://apiant.ai/connect/calendarlink-to-slack) - [ **CalendarLink to Google Sheets** Google Sheets is Google's online spreadsheet app for creating, editing and sharing spreadsheets.](https://apiant.ai/connect/calendarlink-to-google-sheets) ## More into Paystack - [ **HubSpot to Paystack** HubSpot is your all-in-one stop for all of your marketing software needs.](https://apiant.ai/connect/hubspot-to-paystack) - [ **Google Sheets to Paystack** Google Sheets is Google's online spreadsheet app for creating, editing and sharing spreadsheets.](https://apiant.ai/connect/google-sheets-to-paystack) - [ **Gmail to Paystack** Gmail is Google’s email service, featuring spam protection, search functions, and seamless integration with...](https://apiant.ai/connect/gmail-to-paystack) - [ **Google Calendar to Paystack** Google Calendar is a time management tool providing scheduling features, event reminders, and integration...](https://apiant.ai/connect/google-calendar-to-paystack) - [ **Google Drive to Paystack** Google Drive is a cloud storage solution for uploading, sharing, and collaborating on files across devices...](https://apiant.ai/connect/google-drive-to-paystack) - [ **Mailchimp to Paystack** Mailchimp marketing automation and email platform.](https://apiant.ai/connect/mailchimp-to-paystack) Questions ## CalendarLink and Paystack, answered ### ### What can start an automation from CalendarLink? Any of CalendarLink's 1 trigger in the catalog, including New Upcoming Event. Describe the moment in plain language and your agent picks the right one. ### ### What can your agent do in Paystack when something happens in CalendarLink? Any of Paystack's 17 actions, including Create Refund, Create Subscription, Create Virtual Terminal and Send Simple Invoice. Your agent maps the data both ways and tests every scenario before it ships. ### ### Can it also run from Paystack to CalendarLink? Yes. When something happens in Paystack, your agent can act in CalendarLink too. This page covers both directions: Paystack's triggers and CalendarLink's actions are listed here as well. ### ### Do I have to build a connector for CalendarLink or Paystack? 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 CalendarLink and Paystack 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.