/**
 * Error classes for MCP Client
 */
export declare class McpClientError extends Error {
    readonly code: string;
    readonly details?: any;
    constructor(message: string, code: string, details?: any);
}
export declare class ConnectionError extends McpClientError {
    constructor(message: string, details?: any);
}
export declare class ConfigurationError extends McpClientError {
    constructor(message: string, details?: any);
}
export declare class ProtocolError extends McpClientError {
    constructor(message: string, details?: any);
}
export declare class TimeoutError extends McpClientError {
    constructor(message: string, timeout: number);
}
export declare class ToolNotFoundError extends McpClientError {
    constructor(toolName: string, serverId: string);
}
export declare class ResourceNotFoundError extends McpClientError {
    constructor(uri: string, serverId: string);
}
export declare class PromptNotFoundError extends McpClientError {
    constructor(promptName: string, serverId: string);
}
export declare function isError(value: any): value is Error;
export declare function isMcpError(value: any): value is McpClientError;
export declare function toMcpError(error: unknown): McpClientError;
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