/**
 * @license
 * Copyright 2025 Google LLC
 * SPDX-License-Identifier: Apache-2.0
 */
export declare function drainPromptInstallerNotices(): Promise<string[]>;
/**
 * Async version of getCoreSystemPrompt that uses the new PromptService
 */
export declare function getCoreSystemPromptAsync(userMemory?: string, model?: string, tools?: string[]): Promise<string>;
/**
 * Initialize the prompt system - call this early in application startup
 */
export declare function initializePromptSystem(): Promise<void>;
/**
 * Provides the system prompt for the history compression process.
 * This prompt instructs the model to act as a specialized state manager,
 * think in a scratchpad, and produce a structured XML summary.
 */
export declare function getCompressionPrompt(): string;
