/**
 * [WHO]: Fail-closed benchmark snapshot parsing and frozen paired-run validation
 * [FROM]: Depends on private evolution benchmark contracts
 * [TO]: Consumed by benchmark comparison, CLI, tests, and promotion evidence loading
 * [HERE]: extensions/optional/evolution/benchmark-evidence.ts - untrusted benchmark input boundary
 */
import type { EvolutionBenchmarkPolicyV1, EvolutionBenchmarkSnapshotV1, ValidatedEvolutionBenchmarkPair } from "./benchmark-types.js";
export declare function parseBenchmarkSnapshot(value: unknown): EvolutionBenchmarkSnapshotV1;
export declare function validateBenchmarkPair(baselineInput: unknown, candidateInput: unknown, candidateId: string, policy: EvolutionBenchmarkPolicyV1): ValidatedEvolutionBenchmarkPair;