import type { z } from 'zod';
/** MCP tool result content block. */
export interface ToolResultContent {
    type: 'text';
    text: string;
}
/** MCP tool result. */
export interface ToolResult {
    [key: string]: unknown;
    content: ToolResultContent[];
    structuredContent?: Record<string, unknown>;
}
/** Zod raw shape: keys mapping to Zod types, as MCP SDK expects. */
export type ZodShape = Record<string, z.ZodTypeAny>;
export type MaybePromise<T> = T | Promise<T>;
/** A tool registration combining name, description, Zod input shape, and handler. */
export interface ToolRegistration {
    readonly name: string;
    readonly description: string;
    readonly inputSchema: ZodShape;
    readonly outputSchema?: ZodShape;
    readonly handler: (args: Record<string, unknown>) => MaybePromise<ToolResult>;
}
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