---
title: "Start checkout"
method: POST
path: "/api/tenants/me/billing/confirm"
tags: ["Billing"]
---

# Start checkout

`POST /api/tenants/me/billing/confirm`

## Request

- Base URL: `https://kortexio.io` (the document declares no server; this is the origin it was published from)
- URL: `https://kortexio.io/api/tenants/me/billing/confirm`
- Auth: HTTP bearer

Create Mollie hosted checkout session and return redirect URL.

## Request body

- ConfirmBillingCheckoutRequest
  - `tier` 0 | 1 | 2 | 3
  - `billingInterval` string, nullable
  - `vat` BillingVatDetails
    - `countryCode` string, nullable
    - `vatNumber` string, nullable
    - `billingAddress` string, nullable

## Response `200`

OK

---

[API](https://skmtc.dev/kortexio/apis/kortexio-api.md) · [All operations](https://skmtc.dev/kortexio/apis/kortexio-api/llms.txt) · [OpenAPI document](https://skmtc.dev/kortexio/apis/kortexio-api/revisions/38e1e5c3bb04?raw)