import type { Event, McpEvent } from '../types';
/**
 * Sanitizes an event by redacting non-text content blocks from responses
 * and large base64-encoded strings from parameters, and applying the same
 * string redaction (PostHog tokens, base64 blobs, sensitive keys) to the
 * agent-supplied intent.
 *
 * This is a synchronous operation that returns a new object without mutating the original.
 * It should run after customer redaction in the event pipeline.
 */
export declare function sanitizeEvent<T extends Event | McpEvent>(event: T): T;
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