import * as z from "zod/v4-mini";
import { Result as SafeParseResult } from "../../types/fp.js";
import { SDKValidationError } from "../errors/sdkvalidationerror.js";
import { CostMetadataOutput } from "./costmetadataoutput.js";
import { LLMMetadata } from "./llmmetadata.js";
export type EventMetadataOutput = LLMMetadata | CostMetadataOutput | string | number | number | boolean;
/** @internal */
export declare const EventMetadataOutput$inboundSchema: z.ZodMiniType<EventMetadataOutput, unknown>;
export declare function eventMetadataOutputFromJSON(jsonString: string): SafeParseResult<EventMetadataOutput, SDKValidationError>;
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