--- title: "Connect Teamup Calendar to OpenHolidays API - APIANT.ai" description: "When \"New Event\" fires in Teamup Calendar, your agent runs \"Find Public Holidays by Date\" in OpenHolidays API." canonical: "https://apiant.ai/connect/teamup-calendar-to-openholidays-api" --- # Connect Teamup Calendar to OpenHolidays API When **New Event** fires in [Teamup Calendar](https://apiant.ai/connections/teamup-calendar), your agent runs **Find Public Holidays by Date** in [OpenHolidays API](https://apiant.ai/connections/openholidays-api). Describe the whole flow and it is built, tested on every scenario and kept running. Teamup Calendar **6** triggers Teamup Calendar **11** actions OpenHolidays API **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 Teamup Calendar and OpenHolidays API 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 Teamup Calendar can start in OpenHolidays API - When **New Event** in Teamup Calendar then **Find Public Holidays by Date** in OpenHolidays API - When **New Event Matching Search** in Teamup Calendar then **Find School Holidays by Date** in OpenHolidays API 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 Teamup Calendar and OpenHolidays API ## Triggers and actions 6 triggers · 18 actions - Trigger **Event Cancelled** Triggers when an event is cancelled (deleted) on your Teamup calendar. Polls the calendar's change feed and emits each newly deleted event. - Trigger **Event Ended** Triggers when an event on your Teamup calendar has ended. Polls the last day of events and emits each one whose end time has passed. - Trigger **Event Start** Triggers when an event on your Teamup calendar has started. Polls the last day of events and emits each one whose start time has passed. - Trigger **New Event** Triggers when a new event is added to your Teamup calendar. - Trigger **New Event Matching Search** Triggers when a new event matching your search keywords appears on your Teamup calendar. - Trigger **New or Updated Event** Triggers when an event is added or changed on your Teamup calendar. - Action **Add Comment** Posts a comment on an event in your Teamup calendar. Returns the created comment, including its id and creation time. - Action **Add Signup** Signs a person up for an event on your Teamup calendar. Returns the created signup, including its id and creation time. - Action **Create Event** Creates a new event on your Teamup calendar, including any custom event fields defined on the calendar. Returns the created event. - Action **Delete Event** Deletes an event from your Teamup calendar. Returns an undo token for the deletion. - Action **Find Event Matching Remote ID** Finds the event on your Teamup calendar carrying a given remote id. Searches the supplied date range and returns the matching event. - Action **Find Events** Searches your Teamup calendar for events matching a keyword within a date range. Returns the matching events. - Action **Get Event** Returns a single event from your Teamup calendar, including its custom field values, change history and reminders. - Action **Get Sub-Calendar** Returns a single sub-calendar from your Teamup calendar with all its details. - Action **List Events** Returns the events on your Teamup calendar for a date range, optionally limited to selected sub-calendars. - Action **List Sub-Calendars** Returns the sub-calendars on your Teamup calendar. - Action **Update Event** Updates an existing event on your Teamup calendar, including any custom event fields defined on the calendar. Returns the updated event. - Action **Find Public Holidays by Date** returns public holidays from ALL countries on a given date. - Action **Find School Holidays by Date** returns school holidays from ALL countries on a given date. - Action **List Countries** returns the list of all supported countries (isoCode + localized names). - Action **List Languages** returns the list of all languages used in the API's localized name fields. - Action **List Public Holidays** Returns the list of public holidays for a given country and date range (countryIsoCode, validFrom, validTo, languageIsoCode). - Action **List School Holidays** returns the list of official school holidays for a given country and date range (countryIsoCode, validFrom, validTo, languageIsoCode, subdivisionCode). - Action **List Subdivisions** returns the list of relevant subdivisions (states/regions) for a supported country, used as the subdivisionCode param on School Holidays calls. ## Each app on its own - [ **Teamup Calendar** Teamup is a calendar tool for groups and businesses.](https://apiant.ai/connections/teamup-calendar) - [ **OpenHolidays API** Public and school holidays for many countries via an open REST API](https://apiant.ai/connections/openholidays-api) Reviews ## What our customers say ## More from Teamup Calendar - [ **Teamup Calendar to Groq** Groq is a provider of fast LPUs and cloud tools to accelerate AI inference at scale and low cost.](https://apiant.ai/connect/teamup-calendar-to-groq) - [ **Teamup Calendar to Trello** Trello is a visual collaboration tool that organizes projects into boards, lists, and cards.](https://apiant.ai/connect/teamup-calendar-to-trello) - [ **Teamup Calendar to Zoom** Zoom unifies cloud video conferencing, simple online meetings, group messaging, and a software-based...](https://apiant.ai/connect/teamup-calendar-to-zoom) - [ **Teamup Calendar to Twilio** Cloud communications platform for sending SMS/MMS messages, making and managing voice calls, and looking up...](https://apiant.ai/connect/teamup-calendar-to-twilio) - [ **Teamup Calendar to Typeform** Build and publish online forms, surveys, and quizzes with Typeform.](https://apiant.ai/connect/teamup-calendar-to-typeform) - [ **Teamup Calendar to Webflow** Webflow is a professional website builder and CMS for designing, building, and launching responsive...](https://apiant.ai/connect/teamup-calendar-to-webflow) ## More into OpenHolidays API - [ **HubSpot to OpenHolidays API** HubSpot is your all-in-one stop for all of your marketing software needs.](https://apiant.ai/connect/hubspot-to-openholidays-api) - [ **Salesforce to OpenHolidays API** Salesforce is a leading enterprise customer relationship management (CRM) platform.](https://apiant.ai/connect/salesforce-to-openholidays-api) - [ **Slack to OpenHolidays API** Slack is a messaging platform for teams. Post messages, manage channels, users, reminders, and react to...](https://apiant.ai/connect/slack-to-openholidays-api) - [ **Google Sheets to OpenHolidays API** Google Sheets is Google's online spreadsheet app for creating, editing and sharing spreadsheets.](https://apiant.ai/connect/google-sheets-to-openholidays-api) - [ **Gmail to OpenHolidays API** Gmail is Google’s email service, featuring spam protection, search functions, and seamless integration with...](https://apiant.ai/connect/gmail-to-openholidays-api) - [ **Google Calendar to OpenHolidays API** Google Calendar is a time management tool providing scheduling features, event reminders, and integration...](https://apiant.ai/connect/google-calendar-to-openholidays-api) Questions ## Teamup Calendar and OpenHolidays API, answered ### ### What can start an automation from Teamup Calendar? Any of Teamup Calendar's 6 triggers in the catalog, including New Event, New Event Matching Search, New or Updated Event and Event Ended. Describe the moment in plain language and your agent picks the right one. ### ### What can your agent do in OpenHolidays API when something happens in Teamup Calendar? Any of OpenHolidays API's 7 actions, including Find Public Holidays by Date, Find School Holidays by Date, List Countries and List Languages. Your agent maps the data both ways and tests every scenario before it ships. ### ### Can it also run from OpenHolidays API to Teamup Calendar? OpenHolidays API has no triggers in the catalog today, so automations start in Teamup Calendar. If you need the other direction, ask: your agent reads OpenHolidays API's API documentation and adds it. ### ### Do I have to build a connector for Teamup Calendar or OpenHolidays API? 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 Teamup Calendar and OpenHolidays API 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.