/**
 * Tool call handler function type
 */
type ToolCallHandler = (request: {
    params: {
        name: string;
        _meta?: any;
        arguments?: Record<string, any>;
    };
    method: string;
}) => Promise<any>;
/**
 * Wrap a tool call handler with OpenTelemetry tracing
 * Creates a span for each tool invocation with detailed attributes
 *
 * @param handler - The original tool call handler function
 * @returns Wrapped handler with tracing instrumentation
 */
export declare function withTelemetry(handler: ToolCallHandler): ToolCallHandler;
/**
 * Create a manual span for non-tool operations
 * Useful for tracing other server operations outside of tool calls
 *
 * @param name - Span name
 * @param fn - Function to execute within the span
 * @returns Result of the function
 */
export declare function withSpan<T>(name: string, attributes: Record<string, string | number | boolean>, fn: () => Promise<T>): Promise<T>;
/**
 * Add custom attributes to the current active span
 * Useful for adding context during tool execution
 *
 * @param attributes - Key-value pairs to add to the span
 */
export declare function addSpanAttributes(attributes: Record<string, string | number | boolean>): void;
/**
 * Record an event on the current active span
 * Useful for tracking significant moments during tool execution
 *
 * @param name - Event name
 * @param attributes - Optional event attributes
 */
export declare function recordSpanEvent(name: string, attributes?: Record<string, string | number | boolean>): void;
export {};