/**
 * Custom error classes for the MCP client
 */
export declare class MCPError extends Error {
    constructor(message: string);
}
export declare class MCPConnectionError extends MCPError {
    constructor(message: string);
}
export declare class MCPServerError extends MCPError {
    code?: string | undefined;
    constructor(message: string, code?: string | undefined);
}
export declare class MCPToolError extends MCPError {
    toolName: string;
    constructor(message: string, toolName: string);
}
export declare class MCPConfigError extends MCPError {
    constructor(message: string);
}
export declare class MCPAuthError extends MCPError {
    constructor(message: string);
}
/**
 * Error handling utilities
 */
export declare function handleMCPError(error: unknown): MCPError;