--- title: "Connect ActiveCampaign Postmark to Resend - APIANT.ai" description: "When \"New Bounce\" fires in ActiveCampaign Postmark, your agent runs \"Add Contact to Segment\" in Resend." canonical: "https://apiant.ai/connect/activecampaign-postmark-to-resend" --- # Connect ActiveCampaign Postmark to Resend When **New Bounce** fires in [ActiveCampaign Postmark](https://apiant.ai/connections/activecampaign-postmark), your agent runs **Add Contact to Segment** in [Resend](https://apiant.ai/connections/resend). Describe the whole flow and it is built, tested on every scenario and kept running. ActiveCampaign Postmark **6** triggers ActiveCampaign Postmark **13** actions Resend **28** actions What the catalog holds today. Ask for anything missing and your agent reads the API documentation and adds it. ## What do you want ActiveCampaign Postmark and Resend 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 ActiveCampaign Postmark can start in Resend - When **New Bounce** in ActiveCampaign Postmark then **Add Contact to Segment** in Resend - When **New Delivery** in ActiveCampaign Postmark then **Create Contact** in Resend 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 ActiveCampaign Postmark and Resend ## Triggers and actions 6 triggers · 41 actions - Trigger **New Bounce** Triggers when an email sent through Postmark bounces. - Trigger **New Delivery** Triggers when Postmark confirms an email was accepted by a recipient's mail server (one event per recipient). - Trigger **New Email Open** Triggers when a recipient opens an email sent through Postmark with open tracking enabled. - Trigger **New Inbound Message** Triggers when an email arrives at the server's inbound address and Postmark parses it. - Trigger **New Link Click** Triggers when a recipient clicks a tracked link in an email for the first time. - Trigger **New Spam Complaint** Triggers when a recipient marks an email sent through Postmark as spam. - Action **Activate bounce** Reactivates an email address that Postmark deactivated because of a bounce, so it can receive email again. - Action **Add template** Creates a new email template (standard or layout) on your Postmark server. - Action **Delete template** Deletes an email template from your Postmark server by its ID or alias. - Action **Find bounces by criteria** Returns bounces on your Postmark server matching criteria such as bounce type, email address, tag, message, stream, or date range. - Action **Find outbound messages by criteria** Searches outbound email messages sent through your Postmark server by recipient, sender, tag, status, subject, date range or message stream. Returns up to 500 matching messages. - Action **Get bounce** Returns the details of a single bounce, including the bounced email address, bounce type, and whether the address can be reactivated. - Action **Get outbound message** Returns the full details of one sent email, including its bodies, recipients, status, metadata and delivery events. - Action **Get template** Returns a single email template, including its subject, HTML and text content, by its ID or alias. - Action **List templates** Returns the email templates on your Postmark server, optionally filtered by template type or layout. - Action **Send an Email** Sends a single email through your Postmark server. - Action **Send batch emails** Sends up to 500 emails in a single request and returns Postmark's per-message result for each. - Action **Send Email With Template** Sends an email rendered from one of your Postmark templates, filling it with the values you supply. - Action **Update template** Updates an existing Postmark template's name, subject, HTML or text content, alias, or layout. - Action **Add Contact to Segment** Adds a contact to a Resend segment. You can identify the contact by its ID or email address. - Action **Add Suppression** Adds an email address to your Resend suppression list so no further mail is sent to it. - Action **Cancel Email** Cancels a scheduled Resend email that has not been sent yet. - Action **Create API Key** Creates a new Resend API key. The key itself is returned once, so store it right away. - Action **Create Contact** Creates a contact in Resend. Returns the new contact's ID. - Action **Create Domain** Adds a sending domain to Resend. Returns the DNS records you need to add at your domain host to verify it. - Action **Create Segment** Creates a new segment in Resend for grouping contacts. - Action **Delete API Key** Deletes a Resend API key so it can no longer be used. - Action **Delete Contact** Deletes a contact from Resend. You can identify the contact by its ID or email address. - Action **Delete Domain** Removes a sending domain from Resend. - Action **Delete Segment** Deletes a segment from Resend. The contacts themselves are not deleted. - Action **List API Keys** Returns the API keys on your Resend account, with each key's name and when it was last used. The key values themselves are never returned. - Action **List Contacts** Returns the contacts in your Resend account, optionally limited to one segment. - Action **List Domains** Returns the sending domains on your Resend account and each one's verification status. - Action **List Segments** Returns the contact segments in your Resend account. - Action **List Sent Emails** Returns the emails you have sent through Resend, newest first, with each email's id, sender, recipients, subject, send time and latest delivery event. Supports paging before or after a given email id. - Action **List Suppressions** Returns the email addresses on your Resend suppression list, showing for each one the address, why it was suppressed (bounce, complaint or added manually), the email that triggered it and when it was added. - Action **Remove Contact From Segment** Removes a contact from one of your Resend segments. Identify the contact by its ID or by its email address, and name the segment to take it out of. The contact itself is not deleted. - Action **Remove Suppression** Takes an email address off your Resend suppression list so you can send to it again. Identify it by the suppression ID or by the email address itself. - Action **Retrieve Contact** Returns one contact from your Resend audience, including their name, email address, whether they have unsubscribed, when they were added, and any custom properties stored on them. Look the contact up by its ID or by its email address. - Action **Retrieve Domain** Returns one of your Resend sending domains, including its name, verification status, sending region, tracking settings and the DNS records it needs with each record's current status. - Action **Retrieve Segment** Returns one of your Resend segments by its ID, with the segment's name and when it was created. - Action **Retrieve Sent Email** Returns one email you sent through Resend, with its sender, recipients, subject, HTML and text body, tags, send time and latest delivery event. - Action **Send Batch Emails** Sends up to 100 emails through Resend in a single call. Give it a list of emails, each with a sender, recipients, subject and body, and it returns the id of every email it created. - Action **Send Email** Sends an email through Resend. Set the sender, recipients and subject, provide an HTML or plain text body, and optionally add CC/BCC, reply-to, attachments, tags or a send time. - Action **Update Contact** Updates a contact in your Resend audience. Identify the contact by ID or email address, then change the name, the subscribed/unsubscribed state, or the custom properties. Anything you leave blank stays as it is. - Action **Update Email** Reschedules an email you already queued in Resend, moving it to a new send date and time. Only emails that have not gone out yet can be changed. - Action **Verify Domain** Asks Resend to re-check the DNS records for one of your sending domains and start verifying it. Verification runs in the background, so the domain shows as pending until it finishes. ## Each app on its own - [ **ActiveCampaign Postmark** Postmark is specifically built to deliver your app's emails to the inbox, fast.](https://apiant.ai/connections/activecampaign-postmark) - [ **Resend** Resend is the email API for developers. It's designed for you to build, test, and send transactional and...](https://apiant.ai/connections/resend) Reviews ## What our customers say ## More from ActiveCampaign Postmark - [ **ActiveCampaign Postmark to HubSpot** HubSpot is your all-in-one stop for all of your marketing software needs.](https://apiant.ai/connect/activecampaign-postmark-to-hubspot) - [ **ActiveCampaign Postmark to Salesforce** Salesforce is a leading enterprise customer relationship management (CRM) platform.](https://apiant.ai/connect/activecampaign-postmark-to-salesforce) - [ **ActiveCampaign Postmark to Slack** Slack is a messaging platform for teams. Post messages, manage channels, users, reminders, and react to...](https://apiant.ai/connect/activecampaign-postmark-to-slack) - [ **ActiveCampaign Postmark to Google Sheets** Google Sheets](https://apiant.ai/connect/activecampaign-postmark-to-google-sheets) - [ **ActiveCampaign Postmark to Gmail** Gmail is Google’s email service, featuring spam protection, search functions, and seamless integration with...](https://apiant.ai/connect/activecampaign-postmark-to-gmail) - [ **ActiveCampaign Postmark to Google Calendar** Google Calendar is a time management tool providing scheduling features, event reminders, and integration...](https://apiant.ai/connect/activecampaign-postmark-to-google-calendar) ## More into Resend - [ **Documenso to Resend** Documenso is an open-source digital signing platform.](https://apiant.ai/connect/documenso-to-resend) - [ **Google BigQuery to Resend** BigQuery is Google's serverless and highly scalable enterprise data warehouse, designed to make all your...](https://apiant.ai/connect/google-bigquery-to-resend) - [ **HubSpot to Resend** HubSpot is your all-in-one stop for all of your marketing software needs.](https://apiant.ai/connect/hubspot-to-resend) - [ **Salesforce to Resend** Salesforce is a leading enterprise customer relationship management (CRM) platform.](https://apiant.ai/connect/salesforce-to-resend) - [ **Slack to Resend** Slack is a messaging platform for teams. Post messages, manage channels, users, reminders, and react to...](https://apiant.ai/connect/slack-to-resend) - [ **Google Sheets to Resend** Google Sheets](https://apiant.ai/connect/google-sheets-to-resend) Questions ## ActiveCampaign Postmark and Resend, answered ### ### What can start an automation from ActiveCampaign Postmark? Any of ActiveCampaign Postmark's 6 triggers in the catalog, including New Bounce, New Delivery, New Email Open and New Inbound Message. Describe the moment in plain language and your agent picks the right one. ### ### What can your agent do in Resend when something happens in ActiveCampaign Postmark? Any of Resend's 28 actions, including Create API Key, Create Contact, Create Domain and Create Segment. Your agent maps the data both ways and tests every scenario before it ships. ### ### Can it also run from Resend to ActiveCampaign Postmark? Resend has no triggers in the catalog today, so automations start in ActiveCampaign Postmark. If you need the other direction, ask: your agent reads Resend's API documentation and adds it. ### ### Do I have to build a connector for ActiveCampaign Postmark or Resend? 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 ActiveCampaign Postmark and Resend 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.