import type { BillingStateGateway } from '../../../modules/claude-invocation/entities/billingState/billingState.gateway.js';
export interface AuditBillingDependencies {
    billingStateGateway: BillingStateGateway;
    now: () => Date;
}
export type AuditBillingResult = {
    regression: false;
} | {
    regression: true;
    reason: string;
};
export declare function auditBilling(deps: AuditBillingDependencies): Promise<AuditBillingResult>;
//# sourceMappingURL=auditBilling.usecase.d.ts.map