import { verifyOperationWebhook } from '../operations/webhooks.js';
import type { PromptHistoryEntry } from '../types/prompts.js';
import type { PromptWebhookConfig } from './registry.js';
/**
 * Verifies a prompt webhook delivery against its `x-nexus-signature` header.
 *
 * Prompt and operation webhooks are signed the same way, so one receiver can verify both.
 */
export declare const verifyPromptWebhook: typeof verifyOperationWebhook;
/** Posts one prompt change to a webhook. Throws on a failed delivery; the registry reports it and moves on. */
export declare function deliverPromptWebhook(config: PromptWebhookConfig, entry: PromptHistoryEntry, nowSeconds?: number): Promise<void>;