flutter_stripe_payment has been discontinued - a new plugin called flutter_stripe should be used instead:

Main changes

the credit card information form is no longer a dialog but can be used as and styled as a native view
support for Payment Sheet
support for many more payment providers
PCI compliant, SCA-Ready with 3D Secure authentication
integration with the Pay plugin
documentation, support and regular updates

Migration

Old method name	New method name	Comment
`setOptions`	`initialize`
`setStripeAccount`	`initialize`	`stripeAccountId` parameter
`deviceSupportsNativePay`	-	Apple + Google Pay is supported by using the `pay` plugin or payment sheet
`canMakeNativePayPayments`	-	see above
`paymentRequestWithNativePay`	-	see above
`completeNativePayRequest`	-	see above
`cancelNativePayRequest`	-	see above
`paymentRequestWithCardForm`	-	use the `CardField` view or payment sheet
`createTokenWithCard`	`createToken`
`createTokenWithBankAccount`	-
`createSourceWithParams`	`createPaymentMethod`
`createPaymentMethod`	`createPaymentMethod`
`authenticatePaymentIntent`	`handleCardAction`
`confirmPaymentIntent`	`confirmPaymentMethod`
`authenticateSetupIntent`	-
`confirmSetupIntent`	`confirmSetupIntent`

Check the example app for details on how to use the new plugin.