import { McpServer } from "@modelcontextprotocol/sdk/server/mcp.js";
import { CallToolResult } from "@modelcontextprotocol/sdk/types.js";
import { RequestHandlerExtra } from "@modelcontextprotocol/sdk/shared/protocol.js";
type ToolAnnotations = {
    readOnlyHint?: boolean;
    destructiveHint?: boolean;
    idempotentHint?: boolean;
    openWorldHint?: boolean;
};
/**
 * Register a tool with the MCP server, working around TypeScript's
 * "Type instantiation is excessively deep" error that occurs with
 * zod 3.25+ and the MCP SDK's dual v3/v4 type inference.
 *
 * The schema is passed as `any` to bypass deep type inference,
 * while still getting runtime validation from zod.
 */
export declare function registerTool(server: McpServer, name: string, description: string, schema: Record<string, any>, handler: (args: any, extra: RequestHandlerExtra<any, any>) => Promise<CallToolResult>, options?: {
    annotations?: ToolAnnotations;
}): void;
export {};
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