What changed
No action needed unless it is required.
Affects POST /v1/checkout/sessions.
Who is affected
Code that sends POST /v1/checkout/sessions (subscription_data.billing_cycle_anchor_config).
Before and after
| Where | Before | After |
|---|---|---|
| POST /v1/checkout/sessions · subscription_data.billing_cycle_anchor_config | absent | present |
Based on Stripe’s published API specification. How severity is decided.