---
title: "Create credit purchase checkout"
method: POST
path: "/billing/checkout/credits"
tags: ["Billing"]
---

# Create credit purchase checkout

`POST /billing/checkout/credits`

Creates a Polar checkout session for credit purchase. Minimum $10. Pass interval "month" to start a recurring monthly top-up instead of a one-time purchase.

## Request body

- object
  - `amount` number, required — Amount in dollars (minimum $10)
  - `interval` 'month' — Omit for a one-time purchase. "month" starts a recurring top-up of the same amount every month.

## Response `200`

Checkout session created

- object
  - `data` object, required
    - `checkoutUrl` string, required
    - `checkoutId` string, required

## Other responses

- `400` — Invalid amount
- `401` — Unauthorized
- `500` — Checkout creation failed

## Changes

- **2026-09-20** `420f0f5209ca` — 1 info
  - added the new optional request property `interval`
- **2026-08-31** `fafe355d0698` — 1 info
  - the security scope `billing:write` was added to the endpoint's security scheme `bearerAuth`
- **2026-08-29** `4d10ec4266ee` — 1 info
  - api operation id `createCreditsCheckout` was added

[Change history](https://skmtc.dev/rendobar/apis/rendobar-api/changes/billing/checkout/credits/post.md)

---

[API](https://skmtc.dev/rendobar/apis/rendobar-api.md) · [All operations](https://skmtc.dev/rendobar/apis/rendobar-api/llms.txt) · [OpenAPI document](https://skmtc.dev/rendobar/apis/rendobar-api/revisions/14f92fdd491f?raw)