| DELETE | /admin/billing/credit-note/{number} | Delete credit invoice | detail → |
| GET | /admin/billing/credit-note/{number} | Get credit invoice details | detail → |
| PUT | /admin/billing/credit-note/{number} | Void credit invoice | detail → |
| GET | /admin/billing/credit-notes | Credit note list | detail → |
| DELETE | /admin/billing/dunning-settings/{tenant_id} | Delete dunning configuration | detail → |
| GET | /admin/billing/dunning-settings/{tenant_id} | Get dunning configuration | detail → |
| PUT | /admin/billing/dunning-settings/{tenant_id} | Configure dunning policy | detail → |
| POST | /admin/billing/invoice/{invoice_number}/credit-note | Create credit invoice | detail → |
| GET | /admin/billing/metered-usage/{tenant_id} | Metered billing records | detail → |
| GET | /admin/billing/payment-gateways | Payment gateway list | detail → |
| POST | /admin/billing/payment-gateways | Create payment gateway | detail → |
| DELETE | /admin/billing/payment-gateways/{plan_id} | Delete payment gateway | detail → |
| GET | /admin/billing/payment-gateways/{plan_id} | Get payment gateway details | detail → |
| PUT | /admin/billing/payment-gateways/{plan_id} | Update payment gateway | detail → |
| GET | /admin/billing/plans | Get plan pricing list | detail → |
| POST | /admin/billing/plans | Create plan pricing | detail → |
| DELETE | /admin/billing/plans/{plan_id} | Delete plan pricing | detail → |
| PUT | /admin/billing/plans/{plan_id} | Update plan pricing | detail → |
| PATCH | /admin/billing/plans/{plan_id}/feature-gates | Update plan feature gates | detail → |
| DELETE | /admin/billing/records/{plan_id} | Void billing record | detail → |
| POST | /admin/billing/refund-approval | Submit refund approval | detail → |
| DELETE | /admin/billing/refund-approval/{plan_id} | Delete refund approval | detail → |
| GET | /admin/billing/refund-approval/{plan_id} | Get refund approval status | detail → |
| POST | /admin/billing/refund-approval/{plan_id}/approve | Approve refund | detail → |
| POST | /admin/billing/refund-approval/{plan_id}/execute | Execute refund approval | detail → |
| POST | /admin/billing/refund-approval/{plan_id}/reject | Reject refund approval | detail → |
| GET | /admin/billing/refund-approvals | Query refund approval list | detail → |
| GET | /admin/billing/revenue-amortization | Revenue deferral report | detail → |
| DELETE | /admin/billing/subscription/{tenant_id} | Cancel subscription | detail → |
| PUT | /admin/billing/subscription/{tenant_id} | Update subscription configuration | detail → |
| GET | /admin/billing/subscription/{tenant_id}/apps | List application pricing | detail → |
| DELETE | /admin/billing/subscription/{tenant_id}/apps/{app_id}/pricing | Delete application pricing | detail → |
| GET | /admin/billing/subscription/{tenant_id}/apps/{app_id}/pricing | Get application pricing | detail → |
| POST | /admin/billing/subscription/{tenant_id}/apps/{app_id}/pricing | Configure application pricing | detail → |
| POST | /admin/billing/subscription/{tenant_id}/cancel-trial | Cancel trial period | detail → |
| POST | /admin/billing/subscription/{tenant_id}/change-plan | Change plan | detail → |
| POST | /admin/billing/subscription/{tenant_id}/extend-trial | Extend trial period | detail → |
| POST | /admin/billing/subscription/{tenant_id}/rollback-plan | Rollback Plan | detail → |
| GET | /admin/billing/subscriptions | Subscription List | detail → |
| GET | /admin/billing/tax-export | Tax Export | detail → |
| GET | /admin/billing/tax-exports | Tax Export List | detail → |
| PUT | /admin/billing/usage-stats/{tenant_id}/{plan_id} | Update Usage Statistics | detail → |
| GET | /billing/alerts | List Usage Alerts | detail → |
| POST | /billing/alerts | Create Usage Alert | detail → |
| GET | /billing/alerts/{id} | Get Usage Alert Details | detail → |
| DELETE | /billing/alerts/{plan_id} | Delete Usage Alert | detail → |
| PUT | /billing/alerts/{plan_id} | Update Usage Alert | detail → |
| GET | /billing/balance | Query Wallet Balance | detail → |
| GET | /billing/credit-balance/{tenant_id} | Query Tenant Credit Balance | detail → |
| GET | /billing/credit-transactions/{tenant_id} | Query Credit Transactions | detail → |
| GET | /billing/invoice/{invoice_number} | Get Invoice Details | detail → |
| GET | /billing/invoice/{invoice_number}/export | Export Invoice | detail → |
| GET | /billing/invoice/{invoice_number}/pdf | Download Invoice PDF | detail → |
| GET | /billing/plans | Get Public Plan List | detail → |
| POST | /billing/prorations/calculate/{tenant_id} | Preview Plan Change Proration | detail → |
| GET | /billing/records/{tenant_id} | Get Billing Records | detail → |
| GET | /billing/records/{tenant_id}/apps/{app_id} | Get Billing Records by Application | detail → |
| GET | /billing/records/{tenant_id}/search | Advanced Search Billing Records | detail → |
| GET | /billing/statistics/{tenant_id} | Get Tenant Statistics | detail → |
| GET | /billing/statistics/{tenant_id}/apps/{app_id} | Get Tenant Statistics by Application | detail → |
| POST | /billing/subscribe | Subscribe Service | detail → |
| GET | /billing/subscription/{tenant_id} | Get Subscription Info | detail → |
| GET | /billing/usage/{tenant_id} | Get Usage Statistics | detail → |
| GET | /billing/usage/{tenant_id}/apps/{app_id} | Get Usage Statistics by Application | detail → |
| GET | /billing/usage/{tenant_id}/apps/{app_id}/current | Get Current Usage by Application | detail → |
| GET | /billing/usage/{tenant_id}/current | Get Current Usage | detail → |
| GET | /billing/usage/{tenant_id}/endpoints | Get Endpoint Usage TopN | detail → |
| GET | /billing/usage/{tenant_id}/timeline | Get Usage Time Series | detail → |