---
title: "Start a Polar checkout"
method: POST
path: "/v1/billing/checkout"
tags: ["billing"]
---

# Start a Polar checkout

`POST /v1/billing/checkout`

## Request

- Base URL: `https://postbag.dev`
- URL: `https://postbag.dev/v1/billing/checkout`
- Auth: HTTP bearer

## Request body

- object
  - `plan` 'pro' | 'team', required
  - `interval` 'month' | 'year', required

## Response `201`

checkout created

- object
  - `url` string, uri, required

## Other responses

- `400`: Error
- `401`: Error
- `403`: Error
- `404`: Not found
- `409`: Error
- `422`: Error

---

[API](https://skmtc.dev/postbag/apis/postbag-api.md) · [All operations](https://skmtc.dev/postbag/apis/postbag-api/llms.txt) · [OpenAPI document](https://skmtc.dev/postbag/apis/postbag-api/revisions/3da976524695?raw)