/**
 * Stored credentials for a Skills API instance.
 *
 * `apiKey` is the only credential. The identity fields are display metadata
 * echoed back from the instance's `whoami`, so they are optional: an instance
 * that does not return them leaves them unset. They are never invented locally
 * — a placeholder written here is indistinguishable from a value the server
 * actually returned once it is read back out of `auth.json`.
 */
export interface AuthConfig {
    apiKey: string;
    email?: string;
    orgId?: string;
    orgSlug?: string;
    userId?: string;
}
export declare function getAuthConfig(): AuthConfig | null;
export declare function saveAuthConfig(config: AuthConfig): void;
export declare function clearAuthConfig(): void;
export declare function getApiKey(): string | null;
export declare function normalizeSkillsApiOrigin(apiUrl: string): string;
/**
 * Origin every credential-bearing request is sent to.
 *
 * Throws `MissingApiUrlError` when the install has not been pointed at an
 * instance. There is no fallback endpoint: an unconfigured CLI must not decide
 * on the user's behalf where their email address, login code, or API key goes.
 */
export declare function getApiUrl(action?: string): string;