/**
 * Configuration management for Hypercontext MCP
 */
import { HypercontextConfig, OptimizationConfig } from './types.js';
export declare class ConfigManager {
    private config;
    private configPath;
    constructor(configPath?: string, options?: {
        writeDefaults?: boolean;
    });
    /**
     * Write DEFAULT_CONFIG to configPath on first run — addresses #120's
     * "Default config created on first run" acceptance criterion.
     * Errors are logged and non-fatal; callers still get an in-memory
     * DEFAULT_CONFIG via loadConfig().
     */
    private writeDefaultConfig;
    private loadConfig;
    private mergeConfig;
    getOptimizationConfig(): OptimizationConfig;
    getModelTokenLimit(modelName: string): number | undefined;
    get(): HypercontextConfig;
    update(updates: Partial<HypercontextConfig>): void;
    getCacheTTL(type: string): number;
    isCacheEnabled(): boolean;
    isMonitoringEnabled(): boolean;
}
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