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Generating an API Key

Your API key grants the integration access to your Mailchimp account data and includes your datacenter prefix.

1

Sign in to Mailchimp

Sign in to your Mailchimp account using your credentials.

2

Navigate to API Keys

From your Mailchimp account page:

  • Navigate to your account settings (Account & billing).
  • Click on Extras in the top navigation menu.
  • Select API keys from the dropdown menu.
3

Create a New API Key

On the API Keys page:

  • In the Your API keys section, click the Create A Key button.
  • In the “Name New API Key” dialog, enter a descriptive name for your API key (e.g., “StackOne Integration”).
  • Click Generate Key to create your API key.
4

Copy the API Key

On the “Copy New API Key” page:

  • Copy the generated API key immediately and store it securely. The key format includes your datacenter suffix (e.g., 9def10feedf2096ca056f27f915c680-us18).
  • The datacenter prefix (the part after the hyphen) will be automatically extracted and used for API requests.
  • Note the warning - you won’t be able to see or copy this key again. If you lose it, you’ll need to generate a new key.
  • Click Done when finished.

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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:
  • API Key
  • Webhook Audience ID (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.

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Next Steps

Webhooks setup

Configure receiving Events for Mailchimp into StackOne.