export interface ApiErrorBody {
    /** Documented known set lives in the contract; treat unknown codes as opaque. */
    error: string;
    message: string;
    details?: Record<string, unknown>;
}
export type DegradedCause = "timeout" | "network" | "http_5xx" | "invalid_response";
export declare class PortreeveError extends Error {
    readonly status?: number;
    readonly apiError?: ApiErrorBody;
    readonly degradedCause?: DegradedCause;
    constructor(message: string, options?: {
        status?: number;
        apiError?: ApiErrorBody;
        degradedCause?: DegradedCause;
    });
}