--- title: "Connect Calendly to EchtPost Postcards - APIANT.ai" description: "When \"New scheduled event (polling)\" fires in Calendly, your agent runs \"Create Contact\" in EchtPost Postcards." canonical: "https://apiant.ai/connect/calendly-to-echtpost-postcards" --- # Connect Calendly to EchtPost Postcards When **New scheduled event (polling)** fires in [Calendly](https://apiant.ai/connections/calendly), your agent runs **Create Contact** in [EchtPost Postcards](https://apiant.ai/connections/echtpost-postcards). Describe the whole flow and it is built, tested on every scenario and kept running. Calendly **2** triggers Calendly **18** actions EchtPost Postcards **3** 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 EchtPost Postcards 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 can start in EchtPost Postcards - When **New scheduled event (polling)** in Calendly then **Create Contact** in EchtPost Postcards - When **Canceled scheduled event (polling)** in Calendly then **Get Contact** in EchtPost Postcards 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 EchtPost Postcards ## Triggers and actions 2 triggers · 21 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. - Action **Create Contact** Creates a Contact within EchtPost. - Action **Get Balance** Returns the account's current credit balance. - Action **Get Contact** Returns a single saved contact by id. ## 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) - [ **EchtPost Postcards** With EchtPost, you write the postcard digitally in your web browser.](https://apiant.ai/connections/echtpost-postcards) 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 EchtPost Postcards - [ **Stripe to EchtPost Postcards** Stripe is a payment processing platform for online businesses.](https://apiant.ai/connect/stripe-to-echtpost-postcards) - [ **Square to EchtPost Postcards** Square is a commerce platform for payments, point of sale, orders, customers, catalog, and invoices.](https://apiant.ai/connect/square-to-echtpost-postcards) - [ **timeBuzzer to EchtPost Postcards** timeBuzzer is a simple time tracker and timesheet app to track hours worked across projects in real time.](https://apiant.ai/connect/timebuzzer-to-echtpost-postcards) - [ **HubSpot to EchtPost Postcards** HubSpot is your all-in-one stop for all of your marketing software needs.](https://apiant.ai/connect/hubspot-to-echtpost-postcards) - [ **Salesforce to EchtPost Postcards** Salesforce is a leading enterprise customer relationship management (CRM) platform.](https://apiant.ai/connect/salesforce-to-echtpost-postcards) - [ **Slack to EchtPost Postcards** Slack is a messaging platform for teams. Post messages, manage channels, users, reminders, and react to...](https://apiant.ai/connect/slack-to-echtpost-postcards) Questions ## Calendly and EchtPost Postcards, 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 EchtPost Postcards when something happens in Calendly? Any of EchtPost Postcards's 3 actions, including Create Contact, Get Balance and Get Contact. Your agent maps the data both ways and tests every scenario before it ships. ### ### Can it also run from EchtPost Postcards to Calendly? EchtPost Postcards has no triggers in the catalog today, so automations start in Calendly. If you need the other direction, ask: your agent reads EchtPost Postcards's API documentation and adds it. ### ### Do I have to build a connector for Calendly or EchtPost Postcards? 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 EchtPost Postcards 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.