import type { GenerateImageParams } from '../../../types.js';
export declare const generateImage: (prompt: string, { aspectRatio, model, outputMimeType, }?: GenerateImageParams & {
    aspectRatio?: "1:1" | "3:4" | "4:3" | "9:16" | "16:9";
    model?: string;
    outputMimeType?: "image/jpeg" | "image/png";
}) => Promise<{
    alt: string;
    buffer: Buffer<ArrayBuffer>;
}>;