v14.5.0a1

This release changes the pinned API version to 2026-02-25.preview.

• #1735 Update generated code for private-preview
  • Add support for new resource AccountSignals
  • Add support for retrieve method on resource AccountSignals
  • Add support for aggregation_period, group_by, and triggered_at on Billing.AlertTriggered
  • Add support for external_account_collection on AccountLinkCreateParamsCollectionOption
  • Add support for funding_source on ApplicationFee
  • Change delegated_checkout.RequestedSessionConfirmParamsPaymentMethodDatumBillingDetailAddress.line1, delegated_checkout.RequestedSessionCreateParamsFulfillmentDetailAddress.line1, delegated_checkout.RequestedSessionCreateParamsPaymentMethodDatumBillingDetailAddress.line1, delegated_checkout.RequestedSessionModifyParamsFulfillmentDetailAddress.line1, and delegated_checkout.RequestedSessionModifyParamsPaymentMethodDatumBillingDetailAddress.line1 to be optional
  • Add support for hosted and ui_mode on FinancialConnections.Session and financial_connections.SessionCreateParams
  • Add support for url on FinancialConnections.Session
  • Add support for billing_cycle_anchor on SubscriptionCreateParamsTrialSettingEndBehavior and SubscriptionModifyParamsTrialSettingEndBehavior

See the changelog for more details.