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Get Your Postmark API Tokens

To connect Postmark with StackOne, you need your Server API Token. Optionally, provide an Account API Token for account-level management.

1

Sign in to Postmark

Go to Postmark and sign in with your account credentials.

2

Copy the Server API Token

From the Servers page, click on the server you want to connect. Navigate to the API Tokens tab and copy the Server API token.

  • The Server API Token is accessible by Account Owners, Account Admins, and Server Admins.
  • You can use POSTMARK_API_TEST as a test token to validate requests without sending real emails.
3

Copy the Account API Token

Click on Account, then go to API Tokens tab. Copy the Account API token displayed on the page. This is only needed if you want to manage servers, sender signatures, and domains.

  • The Account API Token is accessible only by Account Owners and Account Admins.

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Linking the Account from the Hub

1

Navigate to the Hub

Use one of the three Linking Account Methods to access the Hub.
2

Fill out the fields

Fill out the following fields using details from your provider:
  • Server API Token
  • Account API Token (Optional)
3

Connect

  • Click Connect
  • If applicable, the provider will redirect you to a sign-in or authorization page. Complete the provider’s authorization flow.
  • Once authorization is successful, you will see a confirmation popup

If the account linking is successful, you will see the newly linked account in your Accounts page.