Hi there,
When you retrieve a user via the Studio API using GET /studio/user/, the response includes usage-related fields such as currentUses, extraUses, and totalUses. The same data is also exposed through our Zapier and Make integrations if you prefer not to call the API directly.
For documentation, you can find details about the Studio API in your Studio dashboard under Settings → API Documentation. We also have this walkthrough video:
You can learn more about what our Zapier and Make integrations support by reviewing the resources linked below.