export interface Config {
    /** start.gg API token. Undefined when not configured — tools then fail with AUTH_ERROR. */
    token: string | undefined;
    enableWrites: boolean;
    /** Max requests per 60-second sliding window. start.gg allows 80; default leaves headroom. */
    rateLimitPerMinute: number;
    timeoutMs: number;
    cacheEnabled: boolean;
}
/**
 * Read configuration exclusively from the given env object (defaults to
 * process.env). The API endpoint is intentionally NOT configurable via
 * environment: the token must only ever be sent to api.start.gg. Library
 * consumers can still inject `apiUrl`/`fetchFn` on StartggClient directly.
 */
export declare function loadConfig(env?: NodeJS.ProcessEnv): Config;