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Subscribe to a Nmbrs API product

Your Subscription Key authorises calls to the Nmbrs API gateway and is sent on every request as the X-Subscription-Key header. You obtain it by subscribing to a Nmbrs API product in the developer portal.

1

Sign in to Nmbrs

Sign in to your Nmbrs developer portal.

  • Open the Products page (or use the Products tab in the top navigation).
2

Subscribe to a product

Select a product such as Developers/Starter and complete the subscription flow.

  • If you already have a subscription, open it from the Profile menu → Subscriptions.
3

Copy the Primary key

On the subscription page, copy the Primary key — this is your Subscription Key.

  • The Secondary key is a rotation backup; you do not need it for setup.
  • Store the key securely — it grants access to your Nmbrs API gateway quota.

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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:
  • Subscription Key
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.