import { z } from 'zod';
import { ThreadManager } from '../core/thread-manager';
import { ToolDefinition } from '../types';
export declare const SearchMessagesInputSchema: z.ZodObject<{
    query: z.ZodString;
    threadId: z.ZodOptional<z.ZodString>;
    topK: z.ZodOptional<z.ZodDefault<z.ZodNumber>>;
    minScore: z.ZodOptional<z.ZodDefault<z.ZodNumber>>;
}, "strip", z.ZodTypeAny, {
    query: string;
    topK?: number | undefined;
    minScore?: number | undefined;
    threadId?: string | undefined;
}, {
    query: string;
    topK?: number | undefined;
    minScore?: number | undefined;
    threadId?: string | undefined;
}>;
export declare const toolDefinition: ToolDefinition;
export declare function toolHandler(toolInvocation: {
    toolName: string;
    input: any;
}, threadManager: ThreadManager): Promise<{
    message: string;
    info?: any;
    isError?: boolean;
}>;