Custom Domain
API referenceBilling

Metered domain usage, plan, and quota for the caller's tenant

GET
/billing/usage

The tenant is derived from the authenticated credential, never a query parameter. ?period= defaults to the current UTC calendar month.

AuthorizationBearer <token>

Long-lived tenant API key (sk_live_… / sk_test_…), stored hashed. Scoped to the owning application's tenant.

In: header

Query Parameters

period?string

Response Body

application/json

application/json

application/json

curl -X GET "https://example.com/billing/usage"
{  "period": "2026-07",  "plan": "free",  "used": 0,  "limit": 0}
{  "code": "string",  "title": "string",  "details": "string"}
{  "code": "string",  "title": "string",  "details": "string"}