export type RealtimeVoiceTranscriptRole = "user" | "assistant";
export interface RealtimeVoiceTranscriptMessage {
    id: string;
    threadId: string;
    role: RealtimeVoiceTranscriptRole;
    text: string;
    createdAt: string;
}
export interface RealtimeVoiceTranscriptSink {
    threadId: string;
    active: boolean;
    append: (message: RealtimeVoiceTranscriptMessage) => boolean;
}
export interface RealtimeVoiceTranscriptRegistry {
    activeThreadId: () => string | undefined;
    publish: (message: RealtimeVoiceTranscriptMessage) => void;
    register: (sink: RealtimeVoiceTranscriptSink) => () => void;
    pendingCount: () => number;
}
export declare function appendRealtimeVoiceTranscriptToRepository(value: unknown, transcript: RealtimeVoiceTranscriptMessage): {
    appended: boolean;
    repository: Record<string, unknown>;
};
export declare function createRealtimeVoiceTranscriptRegistry(): RealtimeVoiceTranscriptRegistry;
export declare const realtimeVoiceTranscriptRegistry: RealtimeVoiceTranscriptRegistry;
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