How to connect Postmark and Cloze
Create a New Scenario to Connect Postmark and Cloze
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 Postmark, triggered by another scenario, or executed manually (for testing purposes). In most cases, Postmark or Cloze will be your first step. To do this, click "Choose an app," find Postmark or Cloze, and select the appropriate trigger to start the scenario.

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


Postmark

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


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Cloze

Authenticate Cloze
Now, click the Cloze node and select the connection option. This can be an OAuth2 connection or an API key, which you can obtain in your Cloze settings. Authentication allows you to use Cloze through Latenode.
Configure the Postmark and Cloze 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 Postmark and Cloze 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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Cloze
Trigger on Webhook
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Postmark
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Webhook response

Save and Activate the Scenario
After configuring Postmark, Cloze, 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 Postmark and Cloze integration works as expected. Depending on your setup, data should flow between Postmark and Cloze (or vice versa). Easily troubleshoot the scenario by reviewing the execution history to identify and fix any issues.
Most powerful ways to connect Postmark and Cloze
Postmark + Cloze + Google Sheets: When a new email is successfully sent via Postmark, create or update a person in Cloze with the recipient's information, then add a row to a Google Sheet tracking the email send and contact details.
Cloze + Postmark + Slack: When a project changes in Cloze (specifically, when a deal closes), automatically send a thank you email via Postmark and notify the sales team in a designated Slack channel.
Postmark and Cloze integration alternatives

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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About Cloze
Use Cloze in Latenode to automate your CRM and sales processes. Automatically update records, trigger follow-ups, and generate reports based on real-time data. Integrate Cloze with other apps like email, calendars, and databases using Latenode's visual editor. Customize flows with JavaScript or AI for advanced lead qualification and faster deal closing.
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See how Latenode works
FAQ Postmark and Cloze
How can I connect my Postmark account to Cloze using Latenode?
To connect your Postmark account to Cloze on Latenode, follow these steps:
- Sign in to your Latenode account.
- Navigate to the integrations section.
- Select Postmark and click on "Connect".
- Authenticate your Postmark and Cloze accounts by providing the necessary permissions.
- Once connected, you can create workflows using both apps.
Can I track email opens in Cloze from Postmark campaigns?
Yes! Latenode's flexible data mapping lets you automatically update Cloze contacts when Postmark emails are opened. This boosts sales insights and follow-up efficiency, saving time and improving lead management.
What types of tasks can I perform by integrating Postmark with Cloze?
Integrating Postmark with Cloze allows you to perform various tasks, including:
- Create Cloze contacts from new Postmark email recipients automatically.
- Log sent Postmark emails as activities on Cloze contact timelines.
- Update Cloze opportunity stages based on Postmark email engagement.
- Trigger Postmark transactional emails when a Cloze deal reaches a stage.
- Sync email unsubscribes from Postmark to prevent outreach in Cloze.
How can I handle bounced email notifications from Postmark in Latenode?
Latenode allows you to automatically flag or remove contacts in Cloze based on Postmark bounce events, ensuring data quality and improving deliverability across systems.
Are there any limitations to the Postmark and Cloze integration on Latenode?
While the integration is powerful, there are certain limitations to be aware of:
- Historical data sync between Postmark and Cloze is not supported.
- Complex conditional logic may require JavaScript knowledge.
- Rate limits apply, depending on your Postmark and Cloze plans.