import type { ModelInfo, ModelRef, RegistryLike, TokenUsage, VoiceResult } from "./types.js";
import { runSubagentVoice } from "./subagent.js";
export interface AgentSynthesisArgs {
    conductor: ModelRef;
    prompt: string;
    optimizedPrompt?: string;
    voices: VoiceResult[];
    totalVoices: number;
    registry: ModelInfo[];
    modelRegistry?: RegistryLike;
    signal: AbortSignal;
    fetchImpl?: typeof fetch;
    cwd?: string;
    artifactDir?: string;
    timeoutMs?: number;
    runSubagentVoiceImpl?: typeof runSubagentVoice;
    onDelta?: (text: string) => void;
}
export interface AgentSynthesisResult {
    synthesis: string;
    activityLog?: string;
    usage?: TokenUsage;
    costUsd: number | null;
}
export declare function synthesizeWithMainAgent(args: AgentSynthesisArgs): Promise<AgentSynthesisResult>;
export declare function buildMainAgentPrompt(args: {
    prompt: string;
    optimizedPrompt?: string;
    voices: VoiceResult[];
    totalVoices: number;
    registry?: ModelInfo[];
    conductor?: ModelRef;
}): string;