---
title: "Changes to Preview upcoming subscription charges"
method: POST
path: "/subscriptions/{id}/preview"
---

# Changes to Preview upcoming subscription charges

`POST /subscriptions/{id}/preview`

> Every recorded change to this operation, newest first.

## Timeline

Changed in 2 of 15 revisions.

- **2026-10-28** `2fe552c5d11d`: 3 info
- **2026-09-12** `30062b3c3dd5`: 2 warning

## Changes

- **2026-10-28** `2fe552c5d11d`: 3 info
  - added the new optional request property `allOf[#/components/schemas/PreviewSubscriptionRequest]/archieTierId` (media type: application/json-patch+json)
  - added the new optional request property `allOf[#/components/schemas/PreviewSubscriptionRequest]/archieTierId` (media type: application/json)
  - added the new optional request property `allOf[#/components/schemas/PreviewSubscriptionRequest]/archieTierId` (media type: application/*+json)
- **2026-09-12** `30062b3c3dd5`: 2 warning
  - added the new `4.00` enum value to the `immediateProrationPayment/allOf[#/components/schemas/InvoicePreview]/previewLineItems/items/product/allOf[#/components/schemas/Product]/smokeballProductType/allOf[#/components/schemas/SmokeballProductType]/` response property for the response status `200`
  - added the new `4.00` enum value to the `nextBillingCyclePayment/allOf[#/components/schemas/InvoicePreview]/previewLineItems/items/product/allOf[#/components/schemas/Product]/smokeballProductType/allOf[#/components/schemas/SmokeballProductType]/` response property for the response status `200`

---

[Operation](https://skmtc.dev/smokeball/apis/smokeball-api/docs/subscriptions/:id/preview/post.md) - [API](https://skmtc.dev/smokeball/apis/smokeball-api.md) - [Page](https://skmtc.dev/smokeball/apis/smokeball-api/changes/subscriptions/:id/preview/post)