---
title: "Create a Stripe Checkout session for an organization plan upgrade"
method: POST
path: "/billing/checkout-session"
---

# Create a Stripe Checkout session for an organization plan upgrade

`POST /billing/checkout-session`

## Request

- Base URL: `https://api.eurobase.dev`
- URL: `https://api.eurobase.dev/billing/checkout-session`
- Auth: HTTP bearer

## Request body

- object
  - `organizationId` string: When omitted, the only organization of the user is used; for a user without any project, checkout creates the default billing scope.
  - `planCode` 'starter' | 'pro', required

## Response `201`

Stripe Checkout redirect URL

- BillingCheckoutSessionResponse
  - `url` string, uri, required

## Other responses

- `409`: Billing subscription is already active for this organization

---

[API](https://skmtc.dev/eurobase/apis/eurobase-api.md) · [All operations](https://skmtc.dev/eurobase/apis/eurobase-api/llms.txt) · [OpenAPI document](https://skmtc.dev/eurobase/apis/eurobase-api/revisions/5266a299d18a?raw)