/**
 * Zod Validation Helpers
 * Provides utilities for validating tool parameters with Zod schemas
 */
import { z } from 'zod';
/**
 * Result of parameter validation
 */
export type ValidationResult<T> = {
    success: true;
    data: T;
} | {
    success: false;
    error: any;
};
/**
 * Validates parameters against a Zod schema
 * Returns validated data or formatted error response
 */
export declare function validateParams<T extends z.ZodTypeAny>(params: unknown, schema: T, toolName: string): ValidationResult<z.infer<T>>;
/**
 * Helper to create tool definitions with Zod schemas
 * Automatically generates JSON Schema for MCP ListTools response
 */
export declare function createTool<T extends z.ZodTypeAny>(description: string, zodSchema: T, handler: (args: z.infer<T>, abortSignal?: AbortSignal) => Promise<any>): {
    description: string;
    zodSchema: T;
    inputSchema: import("zod-to-json-schema").JsonSchema7Type & {
        $schema?: string | undefined;
        definitions?: {
            [key: string]: import("zod-to-json-schema").JsonSchema7Type;
        } | undefined;
    };
    handler: (args: z.infer<T>, abortSignal?: AbortSignal) => Promise<any>;
};
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