/// <reference types="node" />
import { Message } from './message.dto';
import { OpenAIClientProvider } from './open-ai-client.provider';
import OpenAIApi from 'openai';
import { Role } from './roles.enum';
import { GenerateImageInput } from './generate-image-input.interface';
export declare class OpenAIService {
    private readonly config;
    private readonly openaiProvider;
    openai: OpenAIApi;
    constructor(config: any, openaiProvider: OpenAIClientProvider);
    chat({ prompt, userId, history, role, temperature, numberOfCompletions, }: {
        prompt: string;
        userId: string;
        history?: Message[];
        role?: Role;
        temperature?: number;
        numberOfCompletions?: number;
    }): Promise<string[]>;
    generateImagePngBuffers({ prompt, n, size, user, }: GenerateImageInput): Promise<Buffer[]>;
    generateImageUrls({ prompt, n, size, user, }: GenerateImageInput): Promise<string[]>;
}