export interface ClipScoreResponse {
    hook: number;
    flow: number;
    engagement: number;
    trend: number;
    why: string;
}
export interface ClipScore extends ClipScoreResponse {
    score: number;
    durationSec: number;
}
export interface ClipScoreWeights {
    hook?: number;
    flow?: number;
    engagement?: number;
    trend?: number;
}
/**
 * Robust parser — tolerates prose around the JSON, missing keys, and
 * out-of-range numbers. Mirrors `parseHookVisionResponse`.
 */
export declare function parseClipScoreResponse(content: string): ClipScoreResponse;
/**
 * Combine the four 0-1 dimensions into a single 0-100 score, using the
 * default (or caller-supplied) weights.
 */
export declare function combineClipScore(vision: ClipScoreResponse, durationSec: number, weights?: ClipScoreWeights): ClipScore;
export interface ScoreClipOptions {
    apiKey?: string;
    model?: string;
    detail?: "low" | "high";
    weights?: ClipScoreWeights;
    signal?: AbortSignal;
}
/**
 * Run the LLM scoring pass. Frames are optional — transcript-only is
 * the cheap default; pass frames when visual energy matters.
 *
 * Pure-ish: the only side effects are the OpenAI fetch and reading
 * frame files off disk. Used directly by both the tool wrapper and
 * `find_viral_moments`.
 */
export declare function scoreClipInternal(transcriptText: string, startSec: number, endSec: number, framePaths?: string[], opts?: ScoreClipOptions): Promise<ClipScore>;
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