---
title: "UCP: create checkout session"
method: POST
path: "/ucp/v1/checkout-sessions"
tags: ["UCP 2026-04-08"]
---

# UCP: create checkout session

`POST /ucp/v1/checkout-sessions`

## Request

- Base URL: `https://suntekstore.com`
- URL: `https://suntekstore.com/ucp/v1/checkout-sessions`
- Auth: API key in header `X-API-Key`

## Headers

- `UCP-Agent` string, required
- `Request-Id` string, required
- `Idempotency-Key` string

## Response `200`

Checkout / order object

## Other responses

- `201`: Created
- `401`: Missing or bad API key
- `4XX`: Protocol error

---

[API](https://skmtc.dev/suntekstore/apis/suntekstore-catalog-api.md) · [All operations](https://skmtc.dev/suntekstore/apis/suntekstore-catalog-api/llms.txt) · [OpenAPI document](https://skmtc.dev/suntekstore/apis/suntekstore-catalog-api/revisions/a0b09f0d041f?raw)