import type { WorkerRequestOptions } from '../worker-client.svelte';
import type { SynthesisPlan, SynthesisPlanProgress, SynthesisPlanRequest } from './types';
export declare const plan_synthesis_async: ((request: SynthesisPlanRequest, options?: WorkerRequestOptions<SynthesisPlanProgress>) => Promise<SynthesisPlan>) & {
    cancel: (reason?: string) => void;
    release: () => void;
};
export type PlanSynthesisAsync = typeof plan_synthesis_async;