export declare const VOICE_MODES: readonly ["wake", "conversation", "ambient"];
export type VoiceMode = (typeof VOICE_MODES)[number];
/** Silence long enough that a conversation-window exchange counts as over. */
export declare const CONVERSATION_WINDOW_MS = 120000;
/**
 * Wake mode: saying the name opens a SHORT follow-up window. The natural
 * pattern is "Hey koi." → (koi answers) → "…make me a sheet" — the request
 * arrives seconds after the wake word, in its own utterance, without the name.
 * Blocking it as "unaddressed" is ignoring a person who just called you
 * (exactly what happened 2026-07-17). Shorter than the conversation window:
 * wake mode stays name-gated, the name just buys a beat of natural follow-up.
 */
export declare const WAKE_FOLLOWUP_WINDOW_MS = 45000;
export declare function readVoiceMode(): VoiceMode;
export declare function writeVoiceMode(mode: VoiceMode): void;
/** Test hook. */
export declare function resetVoiceModeCacheForTest(): void;