Charge.payment_method_details.us_bank_account.payment_reference, PaymentIntent.next_action.swish_handle_redirect_or_display_qr_code.hosted_instructions_url, PaymentIntent.next_action.swish_handle_redirect_or_display_qr_code.mobile_auth_url, PaymentIntent.next_action.swish_handle_redirect_or_display_qr_code.qr_code.data, PaymentIntent.next_action.swish_handle_redirect_or_display_qr_code.qr_code.image_url_png, PaymentIntent.next_action.swish_handle_redirect_or_display_qr_code.qr_code.image_url_svg, PaymentIntent.next_action.swish_handle_redirect_or_display_qr_code.qr_code, and PaymentIntent.payment_method_options.swish.reference to be requiredCheckout.SessionCreateParams.payment_method_options.swish.reference from emptyable(string) to stringsubscription_item on Discountemail and phone on Identity.VerificationReport, Identity.VerificationSession.options, Identity.VerificationSession.verified_outputs, Identity.VerificationSessionCreateParams.options, and Identity.VerificationSessionUpdateParams.optionsverification_flow on Identity.VerificationReport, Identity.VerificationSessionCreateParams, and Identity.VerificationSessionverification_flow on enums Identity.VerificationReport.type and Identity.VerificationSession.typeprovided_details on Identity.VerificationSessionCreateParams, Identity.VerificationSessionUpdateParams, and Identity.VerificationSessionIdentity.VerificationSessionCreateParams.type to be optionalemail_unverified_other, email_verification_declined, phone_unverified_other, and phone_verification_declined on enum Identity.VerificationSession.last_error.codepromotion_code on InvoiceCreateParams.discounts[], InvoiceItemCreateParams.discounts[], InvoiceItemUpdateParams.discounts[], InvoiceUpdateParams.discounts[], QuoteCreateParams.discounts[], and QuoteUpdateParams.discounts[]discounts on InvoiceUpcomingLinesParams.subscription_items[], InvoiceUpcomingParams.subscription_items[], QuoteCreateParams.line_items[], QuoteUpdateParams.line_items[], SubscriptionCreateParams.add_invoice_items[], SubscriptionCreateParams.items[], SubscriptionCreateParams, SubscriptionItemCreateParams, SubscriptionItemUpdateParams, SubscriptionItem, SubscriptionSchedule.phases[].add_invoice_items[], SubscriptionSchedule.phases[].items[], SubscriptionSchedule.phases[], SubscriptionScheduleCreateParams.phases[].add_invoice_items[], SubscriptionScheduleCreateParams.phases[].items[], SubscriptionScheduleCreateParams.phases[], SubscriptionScheduleUpdateParams.phases[].add_invoice_items[], SubscriptionScheduleUpdateParams.phases[].items[], SubscriptionScheduleUpdateParams.phases[], SubscriptionUpdateParams.add_invoice_items[], SubscriptionUpdateParams.items[], SubscriptionUpdateParams, and SubscriptionInvoice.discounts from array(expandable(deletable($Discount))) | null to array(expandable(deletable($Discount)))allowed_merchant_countries and blocked_merchant_countries on Issuing.Card.spending_controls, Issuing.CardCreateParams.spending_controls, Issuing.CardUpdateParams.spending_controls, Issuing.Cardholder.spending_controls, Issuing.CardholderCreateParams.spending_controls, and Issuing.CardholderUpdateParams.spending_controlszip on PaymentMethodConfigurationCreateParams, PaymentMethodConfigurationUpdateParams, and PaymentMethodConfigurationoffline on SetupAttempt.payment_method_details.card_presentcard_present on SetupIntent.payment_method_options, SetupIntentConfirmParams.payment_method_options, SetupIntentCreateParams.payment_method_options, and SetupIntentUpdateParams.payment_method_optionsmobile_phone_reader on enums Terminal.Reader.device_type and Terminal.ReaderListParams.device_typeFetched March 31, 2026