Welcome to Fastum Developer Portal
Our APIs for integration partners

Contact Fastum to get your developer account. Once the account is created you'll receive an email inviting you to join this developer portal.
Sign in and subscribe to a product. When you subscribe to a product, you get a subscription key that you'll need in order to use the APIs associated to the product.
Try out our APIs here in the portal, read the documentation, download API definitions or code examples and you are ready to develop your integrations.
Fastum Developer Portal