/**
 * Tool definitions and safe execution boundary.
 * runToolSafely must never throw — tool failures become tool messages in the loop.
 */
import { z } from "zod";
import type { ToolContext, ToolDefinition, ToolResult } from "../types";
/** Identity helper for typed tool definitions at the call site. */
export declare function defineTool<TInput, TOutput, TContext = Record<string, unknown>>(def: ToolDefinition<TInput, TOutput, TContext>): ToolDefinition<TInput, TOutput, TContext>;
/**
 * Validates input and executes the tool without ever throwing.
 * Keeps a single misbehaving tool from crashing the agent loop.
 */
export declare function runToolSafely<TContext = Record<string, unknown>>(tool: ToolDefinition<any, any, TContext>, rawInput: unknown, ctx: ToolContext<TContext>): Promise<Omit<ToolResult, "toolCallId" | "toolName">>;
export { z };
//# sourceMappingURL=index.d.ts.map