> Documentation index: [Saleor](/llms.txt) · [This section](/api-reference/miscellaneous/llms.txt)
> Source: https://docs.saleor.io/api-reference/miscellaneous/unions/order-or-checkout

# OrderOrCheckout Union

No description

```graphql
union OrderOrCheckout = Checkout | Order
```

<a id="possible-types"></a>

### Possible types

<a id="checkout"></a>

#### [`Checkout`](/api-reference/checkout/objects/checkout.md)

Checkout object.

<a id="order"></a>

#### [`Order`](/api-reference/orders/objects/order.md)

Represents an order in the shop.

<a id="member-of"></a>

### Member Of

[`PaymentGatewayInitializeSession`](/api-reference/payments/objects/payment-gateway-initialize-session.md) object  ● [`TransactionInitializeSession`](/api-reference/payments/objects/transaction-initialize-session.md) object  ● [`TransactionProcessSession`](/api-reference/payments/objects/transaction-process-session.md) object