n8n-docs/docs/integrations/builtin/credentials/postmark.md
2025-09-10 10:16:20 +01:00

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Postmark credentials Documentation for Postmark credentials. Use these credentials to authenticate Postmark in n8n, a workflow automation platform.
integration
reference

Postmark credentials

You can use these credentials to authenticate the following nodes:

Prerequisites

Create a Postmark account on a Postmark server.

Supported authentication methods

  • API token

Refer to Postmark's API documentation for more information about the service.

Using API token

To configure this credential, you'll need:

  • A Server API Token: The Server API token is accessible by Account Owners, Account Admins, and users who have Server Admin privileges on a server. Get yours from the API Tokens tab under your Postmark server. Refer to API Authentication for more information.