export declare class ToolError extends Error {
    status?: number;
    constructor(message: string, status?: number);
}
export declare function getBaseUrl(): string;
export declare function buildHeaders(extra?: Record<string, string>): Record<string, string>;
export declare function postJson<T>(path: string, body: unknown): Promise<T>;
export declare function postJsonLong<T>(path: string, body: unknown, timeoutMs?: number): Promise<T>;
export declare function getJson<T>(path: string): Promise<T>;