How to connect Mailhook and Postmark
Create a New Scenario to Connect Mailhook and Postmark
In the workspace, click the “Create New Scenario” button.

Add the First Step
Add the first node – a trigger that will initiate the scenario when it receives the required event. Triggers can be scheduled, called by a Mailhook, triggered by another scenario, or executed manually (for testing purposes). In most cases, Mailhook or Postmark will be your first step. To do this, click "Choose an app," find Mailhook or Postmark, and select the appropriate trigger to start the scenario.

Add the Mailhook Node
Select the Mailhook node from the app selection panel on the right.

Mailhook
Configure the Mailhook
Click on the Mailhook node to configure it. You can modify the Mailhook URL and choose between DEV and PROD versions. You can also copy it for use in further automations.
Add the Postmark Node
Next, click the plus (+) icon on the Mailhook node, select Postmark from the list of available apps, and choose the action you need from the list of nodes within Postmark.

Mailhook
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Postmark

Authenticate Postmark
Now, click the Postmark node and select the connection option. This can be an OAuth2 connection or an API key, which you can obtain in your Postmark settings. Authentication allows you to use Postmark through Latenode.
Configure the Mailhook and Postmark Nodes
Next, configure the nodes by filling in the required parameters according to your logic. Fields marked with a red asterisk (*) are mandatory.
Set Up the Mailhook and Postmark Integration
Use various Latenode nodes to transform data and enhance your integration:
- Branching: Create multiple branches within the scenario to handle complex logic.
- Merging: Combine different node branches into one, passing data through it.
- Plug n Play Nodes: Use nodes that don’t require account credentials.
- Ask AI: Use the GPT-powered option to add AI capabilities to any node.
- Wait: Set waiting times, either for intervals or until specific dates.
- Sub-scenarios (Nodules): Create sub-scenarios that are encapsulated in a single node.
- Iteration: Process arrays of data when needed.
- Code: Write custom code or ask our AI assistant to do it for you.

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AI Anthropic Claude 3
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Postmark
Trigger on Webhook
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Mailhook
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Iterator
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Webhook response

Save and Activate the Scenario
After configuring Mailhook, Postmark, and any additional nodes, don’t forget to save the scenario and click "Deploy." Activating the scenario ensures it will run automatically whenever the trigger node receives input or a condition is met. By default, all newly created scenarios are deactivated.
Test the Scenario
Run the scenario by clicking “Run once” and triggering an event to check if the Mailhook and Postmark integration works as expected. Depending on your setup, data should flow between Mailhook and Postmark (or vice versa). Easily troubleshoot the scenario by reviewing the execution history to identify and fix any issues.
Most powerful ways to connect Mailhook and Postmark
Mailhook + Postmark + Google Sheets: When a new email is received via Mailhook, Postmark sends a confirmation email using a template, and the email details are logged in Google Sheets.
Postmark + Mailhook + Slack: If an email bounces in Postmark, Mailhook captures the bounce information and sends a notification to a designated Slack channel to alert the support team.
Mailhook and Postmark integration alternatives
About Mailhook
Use Mailhook in Latenode to instantly capture incoming emails and parse their contents into usable data. Trigger workflows on specific email events, like form submissions or order confirmations. Route parsed data to other apps, databases, or AI models for advanced processing. Automate email handling without code and scale as needed.
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About Postmark
Use Postmark in Latenode to automate transactional emails. Connect events from your apps to trigger personalized messages, like order confirmations or password resets. Benefit from Postmark’s deliverability, plus Latenode's visual workflow builder and flexible logic to filter events and enrich email data, ensuring accurate and timely communication.
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See how Latenode works
FAQ Mailhook and Postmark
How can I connect my Mailhook account to Postmark using Latenode?
To connect your Mailhook account to Postmark on Latenode, follow these steps:
- Sign in to your Latenode account.
- Navigate to the integrations section.
- Select Mailhook and click on "Connect".
- Authenticate your Mailhook and Postmark accounts by providing the necessary permissions.
- Once connected, you can create workflows using both apps.
Can I forward parsed emails to Postmark?
Yes, you can! Latenode lets you parse emails in Mailhook and send customized responses via Postmark. Benefit from no-code blocks and JavaScript to enrich your workflow logic.
What types of tasks can I perform by integrating Mailhook with Postmark?
Integrating Mailhook with Postmark allows you to perform various tasks, including:
- Automatically adding new email subscribers to a Postmark mailing list.
- Sending personalized email responses based on data extracted from Mailhook.
- Triggering Postmark transactional emails upon receiving specific Mailhook events.
- Creating email campaigns based on parsed data from incoming emails.
- Forwarding attachments from Mailhook emails to Postmark for processing.
How do I handle bounced emails from Postmark in Mailhook?
Latenode allows you to set up workflows that trigger actions in Mailhook when Postmark reports a bounce, enabling immediate response and list cleaning automation.
Are there any limitations to the Mailhook and Postmark integration on Latenode?
While the integration is powerful, there are certain limitations to be aware of:
- Rate limits of both Mailhook and Postmark APIs may affect performance.
- Complex email parsing logic might require custom JavaScript code.
- Large attachment handling can be subject to storage and processing limits.