> Documentation index: [Saleor](/llms.txt) · [This section](/api-reference/payments/llms.txt)
> Source: https://docs.saleor.io/api-reference/payments/objects/payment-gateway-initialize

# PaymentGatewayInitialize Object

Initializes a payment gateway session. It triggers the webhook `PAYMENT_GATEWAY_INITIALIZE_SESSION`, to the requested `paymentGateways`. If `paymentGateways` is not provided, the webhook will be send to all subscribed payment gateways. There is a limit of 100 transaction items per checkout / order.

```graphql
type PaymentGatewayInitialize {
  gatewayConfigs: [PaymentGatewayConfig!]
  errors: [PaymentGatewayInitializeError!]!
}
```

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### Fields

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#### [`gatewayConfigs`](#gateway-configs) ● [`[PaymentGatewayConfig!]`](/api-reference/payments/objects/payment-gateway-config.md)

List of payment gateway configurations.

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#### [`errors`](#errors) ● [`[PaymentGatewayInitializeError!]!`](/api-reference/payments/objects/payment-gateway-initialize-error.md)

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### Returned By

[`paymentGatewayInitialize`](/api-reference/payments/mutations/payment-gateway-initialize.md) mutation