import type { ModelFusionPayloadSanitization, ProtocolFixture } from "./schema.js";
export declare const SANITIZER_VERSION = "1";
export declare function sanitizeFixture(fixture: ProtocolFixture): ProtocolFixture;
export declare function bodySha256(body: Uint8Array): string;
export declare function sha256Prefixed(body: string | Uint8Array): string;
export declare function sanitizeModelFusionPayload(input: {
    rawPayload: string;
    synthetic?: boolean;
}): ModelFusionPayloadSanitization;
