---
title: "Changes to checkout.session.completed"
method: POST
path: "/webhook-events/checkout.session.completed"
---

# Changes to checkout.session.completed

`POST /webhook-events/checkout.session.completed`

> Every recorded change to this operation, newest first.

## Timeline

Changed in 12 of 139 revisions.

- **2026-10-12** `9b1ab5a75b5e`: 2 warning
- **2026-10-12** `d663503436ad`: 2 info
- **2026-10-10** `dbd15795e0ad`: 2 warning
- **2026-09-28** `91efded425ee`: 1 warning
- **2026-09-28** `fa71deaf653b`: 1 info
- **2026-09-27** `758871229df8`: 1 warning
- **2026-09-11** `614c3fd4a9b1`: 1 warning
- **2026-09-03** `e36fe54e0efb`: 3 warning
- **2026-09-02** `87ce400e15de`: 1 warning
- **2026-08-14** `29f14678f58f`: 18 warning
- **2026-07-31** `50b7421a9690`: 3 warning, 2 info
- **2026-07-15** `f8ecf435d25d`: 1 info

## Changes

- **2026-10-12** `9b1ab5a75b5e`: 2 warning
  - added the new `invoice.sync.failed` enum value to the `event_type` response property for the response status `200`
  - added the new `invoice.sync.success` enum value to the `event_type` response property for the response status `200`
- **2026-10-12** `d663503436ad`: 2 info
  - removed the `invoice.sync.failed` enum value from the `event_type` response property for the response status `200`
  - removed the `invoice.sync.success` enum value from the `event_type` response property for the response status `200`
- **2026-10-10** `dbd15795e0ad`: 2 warning
  - added the new `invoice.sync.failed` enum value to the `event_type` response property for the response status `200`
  - added the new `invoice.sync.success` enum value to the `event_type` response property for the response status `200`
- **2026-09-28** `91efded425ee`: 1 warning
  - added the new `stripe` enum value to the `checkout_session/payment_provider` response property for the response status `200`
- **2026-09-28** `fa71deaf653b`: 1 info
  - removed the `stripe` enum value from the `checkout_session/payment_provider` response property for the response status `200`
- **2026-09-27** `758871229df8`: 1 warning
  - added the new `stripe` enum value to the `checkout_session/payment_provider` response property for the response status `200`
- **2026-09-11** `614c3fd4a9b1`: 1 warning
  - added the new `pay_invoice` enum value to the `checkout_session/action` response property for the response status `200`
- **2026-09-03** `e36fe54e0efb`: 3 warning
  - added the new `refund.created` enum value to the `event_type` response property for the response status `200`
  - added the new `refund.failed` enum value to the `event_type` response property for the response status `200`
  - added the new `refund.succeeded` enum value to the `event_type` response property for the response status `200`
- **2026-09-02** `87ce400e15de`: 1 warning
  - added the new `chargebee` enum value to the `checkout_session/payment_provider` response property for the response status `200`
- **2026-08-14** `29f14678f58f`: 18 warning
  - removed the optional property `checkout_session/cancel_url` from the response with the `200` status
  - removed the optional property `checkout_session/configuration` from the response with the `200` status
  - removed the optional property `checkout_session/created_at` from the response with the `200` status
  - removed the optional property `checkout_session/created_by` from the response with the `200` status
  - removed the optional property `checkout_session/environment_id` from the response with the `200` status
  - removed the optional property `checkout_session/failure_url` from the response with the `200` status
  - removed the optional property `checkout_session/idempotency_key` from the response with the `200` status
  - removed the optional property `checkout_session/metadata` from the response with the `200` status
  - removed the optional property `checkout_session/payment_provider_config` from the response with the `200` status
  - removed the optional property `checkout_session/provider_result` from the response with the `200` status
  - removed the optional property `checkout_session/result` from the response with the `200` status
  - removed the optional property `checkout_session/status` from the response with the `200` status
  - removed the optional property `checkout_session/success_url` from the response with the `200` status
  - removed the optional property `checkout_session/tenant_id` from the response with the `200` status
  - removed the optional property `checkout_session/updated_at` from the response with the `200` status
  - removed the optional property `checkout_session/updated_by` from the response with the `200` status
  - added the new `add_addon` enum value to the `checkout_session/action` response property for the response status `200`
  - added the new `subscription.plan_changed` enum value to the `event_type` response property for the response status `200`
- **2026-07-31** `50b7421a9690`: 3 warning, 2 info
  - added the new `entitlement.grant.exhausted` enum value to the `event_type` response property for the response status `200`
  - added the new `modify_subscription` enum value to the `checkout_session/action` response property for the response status `200`
  - added the new `wallet_topup` enum value to the `checkout_session/action` response property for the response status `200`
  - added the optional property `checkout_session/configuration/modify_subscription_params` to the response with the `200` status
  - added the optional property `checkout_session/configuration/wallet_topup_params` to the response with the `200` status
- **2026-07-15** `f8ecf435d25d`: 1 info
  - endpoint added

---

[Operation](https://skmtc.dev/flexprice/apis/flexprice-api/docs/webhook-events/checkout.session.completed/post.md) - [API](https://skmtc.dev/flexprice/apis/flexprice-api.md) - [Page](https://skmtc.dev/flexprice/apis/flexprice-api/changes/webhook-events/checkout.session.completed/post)