---
title: "Change the Stripe subscription price"
method: POST
path: "/zephr/payment/stripe/subscriptions/{externalId}/change-previews"
---

# Change the Stripe subscription price

`POST /zephr/payment/stripe/subscriptions/{externalId}/change-previews`

## Request

- Base URL: `https://demo-site`
- URL: `https://demo-site/zephr/payment/stripe/subscriptions/{externalId}/change-previews`
- Auth: one of:
  - API key in cookie `blaize_session`
  - API key in query parameter `jwt`
  - API key in header `x-blaize-jwt`
  - API key in header `x-zephr-jwt`
  - HTTP bearer
  - API key in cookie `blaize_jwt`

Generates a new preview of the price that Stripe will charge the customer if they create a new subscription for the specified plan.
Note: This method does not create any entities in Stripe and does not result in any payments being made.

## Path parameters

- `externalId` string, required

## Request body

- object
  - `plan_id` string

## Response `200`

OK

- object
  - `total` number: The total amount the user will be initially charged for the subscription in the relevant currency's lowest denomination (e.g. pence), i.e. for a monthly subscription, the first month's cost.
  - `sub_total` number: The total amount minus tax for the initial charge in the relevant currency's lowest denomination (e.g. pence).

## Other responses

- `400`: Bad Request

---

[API](https://skmtc.dev/zuora/apis/zuora-2.md) - [All operations](https://skmtc.dev/zuora/apis/zuora-2/llms.txt) - [OpenAPI document](https://skmtc.dev/zuora/apis/zuora-2/revisions/678190d04c40?raw)