import { StructuredTool } from '@langchain/core/tools';
export declare class LivingMemoryPassTool extends StructuredTool {
    name: string;
    description: string;
    schema: import("zod").ZodObject<{}, "strip", import("zod").ZodTypeAny, {}, {}>;
    _call(): Promise<{
        lc_direct_tool_output: true;
        updated: boolean;
    }>;
}