import type { AgentProfile } from '../../agent-config/index.js';
import type { Config } from '../../config/schema.js';
export declare const VOICE_PERSONA_MAX_CHARS = 2400;
export interface VoicePersonaSnapshot {
    block: string;
    isCurrent: () => boolean;
}
export declare function buildVoicePersonaBlock(input: {
    agentId: string;
    profile?: AgentProfile;
    customInstructions?: string;
    soulMarkdown?: string;
    maxChars?: number;
}): string;
export declare function buildVoicePersonaContext(input: {
    getConfig: () => Config;
    conversationId: string;
    maxChars?: number;
}): VoicePersonaSnapshot;