---
title: "Changes to Create Checkout Session"
method: POST
path: "/api/v1/auth/signup/{session_id}/checkout/create"
---

# Changes to Create Checkout Session

`POST /api/v1/auth/signup/{session_id}/checkout/create`

> Every recorded change to this endpoint, newest first.

## Timeline

Changed in 1 of 4 revisions.

- **2026-08-14** `d1966b531e25` — 1 info

## Changes

- **2026-08-14** `d1966b531e25` — 1 info
  - added the new optional request property `anyOf[subschema #1: CheckoutInitiateData]/marketing_consent`

---

[Operation](https://skmtc.dev/carbonarc/apis/carbon-arc-client-admin-api/docs/api/v1/auth/signup/:session_id/checkout/create/post.md) · [API](https://skmtc.dev/carbonarc/apis/carbon-arc-client-admin-api.md) · [Page](https://skmtc.dev/carbonarc/apis/carbon-arc-client-admin-api/changes/api/v1/auth/signup/:session_id/checkout/create/post)