---
title: "Start Usage Bundle Checkout"
method: POST
path: "/api/v1/billing/checkout/usage-bundle"
tags: ["billing"]
---

# Start Usage Bundle Checkout

`POST /api/v1/billing/checkout/usage-bundle`

Start checkout for a one-time usage bundle.

## Headers

- `Idempotency-Key` string, nullable

## Response `200`

Successful Response

- CheckoutSessionResponse — Where to send the browser to complete payment.
  - `checkout_url` string, required

## Other responses

- `409` — Conflict
- `422` — Validation Error
- `503` — Service Unavailable

## Changes

- **2026-09-15** `499d0b94aa94` — 1 info
  - endpoint added

[Change history](https://skmtc.dev/maia-analytics/apis/maia-api/changes/api/v1/billing/checkout/usage-bundle/post.md)

---

[API](https://skmtc.dev/maia-analytics/apis/maia-api.md) · [All operations](https://skmtc.dev/maia-analytics/apis/maia-api/llms.txt) · [OpenAPI document](https://skmtc.dev/maia-analytics/apis/maia-api/revisions/499d0b94aa94?raw)