import * as z from "zod/v3";
import { Result as SafeParseResult } from "../../types/fp.js";
import { SDKValidationError } from "../errors/sdkvalidationerror.js";
/**
 * Custom tool choice: Forces a specific custom tool by name.
 */
export type CustomToolChoice = {
    type: "custom";
    name: string;
};
/** @internal */
export declare const CustomToolChoice$inboundSchema: z.ZodType<CustomToolChoice, z.ZodTypeDef, unknown>;
/** @internal */
export type CustomToolChoice$Outbound = {
    type: "custom";
    name: string;
};
/** @internal */
export declare const CustomToolChoice$outboundSchema: z.ZodType<CustomToolChoice$Outbound, z.ZodTypeDef, CustomToolChoice>;
export declare function customToolChoiceToJSON(customToolChoice: CustomToolChoice): string;
export declare function customToolChoiceFromJSON(jsonString: string): SafeParseResult<CustomToolChoice, SDKValidationError>;
//# sourceMappingURL=customtoolchoice.d.ts.map