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Overview

To authenticate with Postmark, you need:
  1. Server API Token — the API token of the Postmark server you want to connect.
This guide will show you how to find it.

Prerequisites

  • A Postmark account. If you don’t have one, sign up: every account starts on the free Developer plan, which includes 100 emails every month.

Step 1: Copy your Server API token

  1. Sign in to Postmark and open Servers.
  2. Select the server you want to connect, or click Create server to make a new one.
Postmark Servers page with a server in the list and the Create server button
  1. Open the server’s API Tokens tab.
  2. Copy the token under Server API tokens. Click Generate another token if you want a separate token for this connection.
Postmark server API Tokens tab with the Server API tokens field and the Generate another token button

Step 2: Enter your Server API token in the Connect UI

  1. Open the form where you need to authenticate with Postmark.
  2. Enter your token in the Server API Token field.
  3. Submit the form, and you should be successfully authenticated.
Postmark Connect UI form with the Server API Token field You are now connected to Postmark.