import { StreamChunk } from '../types.js';
export declare function structuredOutputStartChunk(args: {
    messageId: string;
    model: string;
    threadId: string;
    runId: string;
    timestamp?: number;
}): StreamChunk;
export declare function structuredOutputCompleteChunk(args: {
    messageId: string;
    model: string;
    threadId: string;
    runId: string;
    object: unknown;
    raw: string;
    timestamp?: number;
}): StreamChunk;