---
title: "Start an Atlas subscription (hosted Checkout URL) or switch plans in place"
method: POST
path: "/api/v1/atlas/checkout"
tags: ["Atlas"]
---

# Start an Atlas subscription (hosted Checkout URL) or switch plans in place

`POST /api/v1/atlas/checkout`

## Request

- Base URL: `https://overwing.ai`
- URL: `https://overwing.ai/api/v1/atlas/checkout`
- Auth: HTTP bearer

## Request body

- object
  - `plan` 'pro' | 'team', required
  - `success_url` string, uri
  - `cancel_url` string, uri

## Response `200`

Plan switched in place

## Other responses

- `201`: Checkout session
- `400`: Invalid plan
- `401`: Missing or invalid API key
- `409`: Already on that plan
- `503`: Billing not enabled

---

[API](https://skmtc.dev/overwing/apis/overwing-api.md) · [All operations](https://skmtc.dev/overwing/apis/overwing-api/llms.txt) · [OpenAPI document](https://skmtc.dev/overwing/apis/overwing-api/revisions/ff1282d31438?raw)