---
title: "Create Checkout Session"
method: POST
path: "/v1/billing/create-checkout-session"
---

# Create Checkout Session

`POST /v1/billing/create-checkout-session`

## Request

- Base URL: `https://cortex.bluesynergy.io` (the document declares no server; this is the origin it was published from)
- URL: `https://cortex.bluesynergy.io/v1/billing/create-checkout-session`
- Auth: none declared

## Request body

- CreateCheckoutSessionRequest
  - `api_key` string, required: API klíč tenanta pro upgrade
  - `plan` string, required: Cílový plán: 'dual_stream' nebo 'tri_stream'

## Response `200`

Successful Response

- unknown

## Other responses

- `422`: Validation Error

---

[API](https://skmtc.dev/bluesynergy/apis/blue-synergy-cortex-saas-api.md) · [All operations](https://skmtc.dev/bluesynergy/apis/blue-synergy-cortex-saas-api/llms.txt) · [OpenAPI document](https://skmtc.dev/bluesynergy/apis/blue-synergy-cortex-saas-api/revisions/4a3c355e9907?raw)