---
title: "Create Subscription Checkout"
method: POST
path: "/api/v1/billing/subscribe"
tags: ["Billing"]
---

# Create Subscription Checkout

`POST /api/v1/billing/subscribe`

## Request

- Base URL: `https://api.clipmaster.app` (the document declares no server; this is the origin it was published from)
- URL: `https://api.clipmaster.app/api/v1/billing/subscribe`
- Auth: one of:
  - HTTP bearer
  - HTTP bearer

Create a Stripe Checkout Session (mode=subscription) for a paid plan.

## Request body

- SubscribeRequest
  - `plan_key` string, required
  - `interval` string

## Response `200`

Successful Response

- CheckoutResponse
  - `checkout_url` string, required
  - `session_id` string, required

## Other responses

- `422`: Validation Error

---

[API](https://skmtc.dev/clipmaster/apis/semantic-video-clip-ai-agent.md) · [All operations](https://skmtc.dev/clipmaster/apis/semantic-video-clip-ai-agent/llms.txt) · [OpenAPI document](https://skmtc.dev/clipmaster/apis/semantic-video-clip-ai-agent/revisions/c9b8333cd22b?raw)