import { TypeFromCodec } from '@cloudflare/util-en-garde';
export declare const ApiKey: import("@cloudflare/util-en-garde").ObjectCodec<{
    password: import("@cloudflare/util-en-garde").Codec<import("io-ts").StringC>;
    cf_challenge_response: import("@cloudflare/util-en-garde").Codec<import("io-ts").UnionC<[import("@cloudflare/util-en-garde").Codec<import("io-ts").StringC>, import("io-ts").UndefinedC]>>;
}>;
export type ApiKey = TypeFromCodec<typeof ApiKey>;