Workflows help you to automate certain tasks while managing your images using Pixboost service. Workflows consist of API endpoints that you could use from your applications. Currently, Pixboost supports only one workflow endpoint:
To call a workflow API, you will need to create an API secret first. Please, read about creating and managing API secrets here.
Example of the workflow could be a CDN cache invalidation in case of image replacement on S3 bucket. You can find a reference implementation of such a scenario here
There is a limitation in number of calls that you allowed to do that depends on the selected plan. Please, refer to the pricing page to see the exact numbers.