Switch an already-active fixed subscription between monthly and yearly
POST/instances/:instanceId/billing/change-cycle
Requires an active/trialing/past_due/unpaid subscription and a real cycle change (not the current one). Any amount owed for the switch is charged immediately (Stripe proration_behavior: always_invoice) — never deferred to the next invoice.
Request
Responses
- 200
- 400
- 403
OK
Validation error
Valid credentials, but not authorized for this instance