import type { ChatMessage, LLMProvider } from '../types.js';
export interface UserModel {
    preferences: Record<string, string>;
    expertise: string[];
    communicationStyle: string;
    goals: string[];
    history: string[];
    updatedAt: string;
}
export declare function updateUserModel(messages: ChatMessage[], currentModel: UserModel, provider: LLMProvider, config: {
    model: string;
}): Promise<UserModel>;
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