export interface JudgeResult {
    /** Score in [0, 1] (clamped). 0 on any failure to obtain a verdict. */
    readonly score: number;
    /** score ≥ threshold (default 0.5). */
    readonly pass: boolean;
    /** The model's one-line rationale, or an error string. */
    readonly reason: string;
}
export interface JudgeOptions {
    /** The text to grade. */
    readonly output: string;
    /** The grading rubric — describe what earns a high vs low score. */
    readonly rubric: string;
    /** Model alias. Default "haiku" (cheap; judging is a simple call). */
    readonly model?: string;
    /** pass = score ≥ threshold. Default 0.5. */
    readonly threshold?: number;
    /** Per-call timeout ms. Default 60000. */
    readonly timeoutMs?: number;
}
/** Grade `output` against `rubric` with a model. Synchronous (for `measure`). */
export declare function judge(opts: JudgeOptions): JudgeResult;
/**
 * Parse a verdict out of the grader's stdout — pure, so the parsing is testable
 * without a model. Handles `claude --output-format json` (text wrapped in a
 * `result` field), bare/prose-wrapped JSON, clamping, and the pass threshold.
 */
export declare function parseJudgeOutput(stdout: string, threshold?: number): JudgeResult;
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