--- title: "Connect Calendly and OneSignal - APIANT.ai" description: "When \"New scheduled event (polling)\" fires in Calendly, your agent runs \"Add custom event\" in OneSignal." canonical: "https://apiant.ai/connect/calendly-to-onesignal" --- # Connect Calendly and OneSignal When **New scheduled event (polling)** fires in [Calendly](https://apiant.ai/connections/calendly), your agent runs **Add custom event** in [OneSignal](https://apiant.ai/connections/onesignal), or **New Notification Created** in OneSignal to **Update event type availability schedule** in Calendly. Describe the whole flow and it is built, tested on every scenario and kept running. Calendly **2** triggers Calendly **18** actions OneSignal **1** trigger OneSignal **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 Calendly and OneSignal 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 Calendly and OneSignal can do together ### From Calendly to OneSignal - When **New scheduled event (polling)** in Calendly then **Add custom event** in OneSignal - When **Canceled scheduled event (polling)** in Calendly then **Send email** in OneSignal ### From OneSignal to Calendly - When **New Notification Created** in OneSignal then **Update event type availability schedule** in Calendly - When **New Notification Created** in OneSignal then **Get current user** in Calendly 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 Calendly and OneSignal ## Triggers and actions 3 triggers · 35 actions - Trigger **Canceled scheduled event (polling)** Triggers when a scheduled event is canceled. - Trigger **New scheduled event (polling)** Triggers when a new scheduled event is created. - Action **Cancel scheduled event** Cancels a scheduled event with a specified reason for the cancellation. - Action **Create single-use scheduling link** Creates a single-use booking link that allows one person to schedule an event. - Action **Get current user** Returns the authenticated user's profile including name, email, timezone, and scheduling URL. - Action **Get event type** Returns details for the specified event type. - Action **Get invitee** Returns details about a specific invitee for a scheduled event. - Action **Get invitee next scheduled event** Gets the next scheduled event for the invitee specified by their email. - Action **Get scheduled event** Returns details about a specific scheduled event. - Action **Get user availability schedule** Returns details for the specified user availability schedule. - Action **List event invitees** Returns the list of invitees for a scheduled event, optionally filtered by status. - Action **List event type availability schedules** Returns the event type's availability schedules. - Action **List event types** Returns your calendar's event type templates, optionally filtered by scope and active status. - Action **List organization memberships** Returns all members of the connected Calendly organization (paginated). One record per membership: user_email, user_uri, user_name, role. - Action **List scheduled events** Returns scheduled events, filterable by scope, status, date range, and invitee email. - Action **List user availability schedules** Returns the user's availability schedules. - Action **List webhook subscriptions** Returns all webhook subscriptions for your organization. - Action **Mark invitee as no-show** Records that an invitee did not attend their scheduled event. - Action **Undo invitee no-show** Removes a no-show marking from an invitee. - Action **Update event type availability schedule** Replaces a single host's availability schedule on a Calendly event type with explicit date rules (full overwrite). Built for CalendarConnect: push real Mindbody bookable slots into Calendly so only MBO-bookable times are offered. CRITICAL: the host is targeted by the NESTED availability_rule.user — a top-level user alone is silently ignored and Calendly replaces the OAuth token owner's schedule instead. Always verify stored_user equals the requested host before trusting the result. For round-robin events, call once per host. - Trigger **New Notification Created** Triggers when a new message (push, email or SMS) is created in your OneSignal app. - Action **Add custom event** Records a custom event, such as a purchase or milestone, against a OneSignal user identified by External ID or OneSignal ID. - Action **Add segment** Creates a segment in your OneSignal app from a set of audience filters. - Action **Add subscription** Adds a new email, SMS or push subscription to an existing OneSignal user, found by one of the user's aliases such as their External ID. - Action **Add user** Creates a OneSignal user identified by an External ID, with optional tags, profile properties and subscriptions. If the External ID already exists, the user's subscriptions are updated instead. - Action **Delete notification** Cancels a scheduled or currently sending OneSignal message so it stops going out. - Action **Delete segment** Deletes a segment from your OneSignal app. The users and subscriptions in the segment are not deleted. - Action **Delete user** Deletes a OneSignal user along with all of their properties, subscriptions and identity aliases. - Action **Get notification** Returns the details of a single OneSignal message, including its content, delivery statistics and outcomes. - Action **Get user** Returns a OneSignal user, including their aliases, properties (tags, country, activity dates) and subscriptions. - Action **List notifications** Returns the push, email and SMS messages sent from your OneSignal app, newest first, with their content and delivery stats. - Action **List segments** Returns all segments in your OneSignal app, with each segment's name, description, status and dates. - Action **List templates** Returns the message templates in your OneSignal app, optionally filtered to push, email or SMS templates. - Action **Send Advanced Push Notification** Sends a push notification with OneSignal's full set of options: audience targeting by users, subscriptions, segments or filters, plus images, icons, buttons, sounds, badges, platform selection, scheduling and throttling. - Action **Send email** Sends an email message through OneSignal to email addresses, users, subscriptions or segments, using your own content or a saved template. - Action **Send Push Notification** Sends a push notification to your OneSignal app's subscribers, chosen by segment, filters, user alias or subscription ID. Returns the ID of the notification that was created. - Action **Send SMS** Sends an SMS or MMS text message through OneSignal to phone numbers, users, subscriptions or segments, and returns the new message's ID. - Action **Update user** Updates a OneSignal user's properties, such as tags, language, timezone, location and country, and records session activity and purchases. ## Each app on its own - [ **Calendly** Calendly is a scheduling automation platform for eliminating the back-and-forth emails to find the perfect...](https://apiant.ai/connections/calendly) - [ **OneSignal** OneSignal is a simple and smart service that send push notifications across all platforms.](https://apiant.ai/connections/onesignal) Reviews ## What our customers say ## More from Calendly - [ **Calendly to Notion** A new tool that blends your everyday work apps into one. It's the all-in-one workspace for you and your team.](https://apiant.ai/connect/calendly-to-notion) - [ **Calendly to GoHighLevel** All-in-one sales and marketing platform agencies white-label and resell to their clients — contacts...](https://apiant.ai/connect/calendly-to-gohighlevel) - [ **Calendly to CleverReach** CleverReach is an email marketing solution that lets you easily create newsletters online and send them to...](https://apiant.ai/connect/calendly-to-cleverreach) - [ **Calendly to CORE** Access the world's Open Access research papers](https://apiant.ai/connect/calendly-to-core) - [ **Calendly to Fera** Fera is a customer reviews app that allows you to automate review requests, display reviews on your site and...](https://apiant.ai/connect/calendly-to-fera) - [ **Calendly to Fidel Api** API for linking bank cards and streaming real-time card transaction data to power loyalty and rewards...](https://apiant.ai/connect/calendly-to-fidel-api) ## More into OneSignal - [ **HubSpot to OneSignal** HubSpot is your all-in-one stop for all of your marketing software needs.](https://apiant.ai/connect/hubspot-to-onesignal) - [ **Google Sheets to OneSignal** Google Sheets](https://apiant.ai/connect/google-sheets-to-onesignal) - [ **Gmail to OneSignal** Gmail is Google’s email service, featuring spam protection, search functions, and seamless integration with...](https://apiant.ai/connect/gmail-to-onesignal) - [ **Google Calendar to OneSignal** Google Calendar is a time management tool providing scheduling features, event reminders, and integration...](https://apiant.ai/connect/google-calendar-to-onesignal) - [ **Google Drive to OneSignal** Google Drive is a cloud storage solution for uploading, sharing, and collaborating on files across devices...](https://apiant.ai/connect/google-drive-to-onesignal) - [ **Mailchimp to OneSignal** Mailchimp marketing automation and email platform.](https://apiant.ai/connect/mailchimp-to-onesignal) Questions ## Calendly and OneSignal, answered ### ### What can start an automation from Calendly? Any of Calendly's 2 triggers in the catalog, including New scheduled event (polling) and Canceled scheduled event (polling). Describe the moment in plain language and your agent picks the right one. ### ### What can your agent do in OneSignal when something happens in Calendly? Any of OneSignal's 17 actions, including Send Advanced Push Notification, Send email, Send Push Notification and Send SMS. Your agent maps the data both ways and tests every scenario before it ships. ### ### Can it also run from OneSignal to Calendly? Yes. When something happens in OneSignal, your agent can act in Calendly too. This page covers both directions: OneSignal's triggers and Calendly's actions are listed here as well. ### ### Do I have to build a connector for Calendly or OneSignal? 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 Calendly and OneSignal 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.