import * as z from "zod/v3";
import { Result as SafeParseResult } from "../../types/fp.js";
import { SDKValidationError } from "../errors/sdkvalidationerror.js";
/**
 * Function tool definition: Defines a callable function tool. Provide a tool name and parameters schema, with optional description and deferred loading.
 */
export type FunctionToolDefinition = {
    type: "function";
    name: string;
    parameters: {
        [k: string]: any;
    };
    strict: boolean;
    description?: string | undefined;
    deferLoading?: boolean | undefined;
};
/** @internal */
export declare const FunctionToolDefinition$inboundSchema: z.ZodType<FunctionToolDefinition, z.ZodTypeDef, unknown>;
/** @internal */
export type FunctionToolDefinition$Outbound = {
    type: "function";
    name: string;
    parameters: {
        [k: string]: any;
    };
    strict: boolean;
    description?: string | undefined;
    defer_loading?: boolean | undefined;
};
/** @internal */
export declare const FunctionToolDefinition$outboundSchema: z.ZodType<FunctionToolDefinition$Outbound, z.ZodTypeDef, FunctionToolDefinition>;
export declare function functionToolDefinitionToJSON(functionToolDefinition: FunctionToolDefinition): string;
export declare function functionToolDefinitionFromJSON(jsonString: string): SafeParseResult<FunctionToolDefinition, SDKValidationError>;
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