/**
 * Text sentiment analysis utilities
 */
export interface SentimentResult {
    emotion: 'positive' | 'negative' | 'neutral' | 'frustrated' | 'excited' | 'confused';
    confidence: number;
    intensity: number;
    keywords: string[];
}
/**
 * Analyze text sentiment
 */
export declare function analyzeSentiment(text: string): SentimentResult;
/**
 * Analyze sentiment with AI (optional enhancement)
 */
export declare function analyzeSentimentWithAI(text: string, aiClient?: any): Promise<SentimentResult>;