export { MAX_UPLOAD_BYTES } from './upload-limits.js';
export declare const UPLOAD_FETCH_TIMEOUT_MS = 30000;
export interface FetchedUploadSource {
    buffer: Buffer;
    contentType: string | null;
}
/**
 * Fetches a remote URL for asset upload with timeout and size limits.
 */
export declare function fetchUploadSource(url: string): Promise<FetchedUploadSource>;
//# sourceMappingURL=upload-fetch.d.ts.map