export declare const isImageAccessible: (url: string) => Promise<unknown>;
/**
 * Generates an AI thumbnail URL for an img based on its description
 * @param imgDesc - Description to generate thumbnail for
 * @returns URL to the AI-generated thumbnail
 */
export declare const generateAIThumbnailUrl: (imgDesc: string) => string;
export declare function getImageSize(url: string): Promise<{
    width: number;
    height: number;
}>;