/**
 * Extracts frame metadata from a given URL, designed to be used with Next.js' `generateMetadata` export function.
 *
 * @example
 * // app/page.tsx
 * import { getFrameMetadata } from 'frog'
 * import type { Metadata } from 'next'
 *
 * export async function generateMetadata(): Promise<Metadata> {
 *   const frameMetadata = await getFrameMetadata(`https://myframe.com/api`)
 *   return {
 *     other: frameMetadata,
 *   }
 * }
 */
export declare function getFrameMetadata(url: string): Promise<Record<string, string>>;
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