The project homepage can be found here:
Via the dashboard, API keys can be provisioned and billing configured for projects building on SANDSHREW, in the desired capacity for usage.
API keys for the public SANDSHREW JSON-RPC will fundamentally be available in client-side applications which query SANDSHREW directly from the browser or application, so restrictions can be set on individual API keys on permitted domains according to the desired CORS policy of the associated project.