# Start platform checkout for a plan

```json
{
  "/billing/checkout": {
    "post": {
      "tags": [
        "Billing"
      ],
      "summary": "Start platform checkout for a plan",
      "operationId": "createBillingCheckout",
      "security": [
        {
          "bearerAuth": []
        }
      ],
      "responses": {
        "201": {
          "description": "Created successfully"
        },
        "400": {
          "description": "Invalid request"
        },
        "401": {
          "description": "Unauthorized"
        }
      }
    }
  }
}
```