export interface PromptPattern {
    id: string;
    keywords: string[];
    template: string;
    hitCount: number;
    avgTokensSaved: number;
}
export declare function findPattern(query: string, projectRoot: string, threshold?: number): PromptPattern | null;
export declare function storePattern(query: string, template: string, tokensSaved: number, projectRoot: string): PromptPattern;
export declare function getPatternStats(projectRoot: string): {
    totalPatterns: number;
    topPatterns: PromptPattern[];
};
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