import type { OpenClawConfig } from "../../config/config.js";
export type MemoryRecallSettings = {
    enabled: boolean;
    minMessageLength: number;
    maxResults: number;
    minScore: number;
    maxTokens: number;
    skipHeartbeats: boolean;
    excludeBootstrapped: boolean;
    randomSlot: boolean;
    /**
     * @deprecated Temporal decay is handled by the memory search manager.
     * This field is accepted in config for backward compatibility but has no effect.
     */
    respectTemporalDecay: boolean;
};
export declare function resolveMemoryRecallSettings(cfg: OpenClawConfig): MemoryRecallSettings | null;
/**
 * Run a pre-turn memory recall: search memory with the incoming message
 * and return formatted context to inject into the system prompt.
 *
 * Returns null if recall is disabled, skipped, or finds nothing relevant.
 */
export declare function runPreTurnMemoryRecall(params: {
    cfg: OpenClawConfig;
    agentId: string;
    incomingMessage: string;
    isHeartbeat: boolean;
    bootstrappedPaths?: Set<string>;
    sessionKey?: string;
}): Promise<string | null>;