/**
 * Defensive readers for the terminal `eventual_response` payload.
 *
 * These mirror the widget's internal helpers: the server's response envelope and
 * citation list are optional and back-compatible, so we tolerate their total
 * absence, non-array shapes, and missing fields rather than letting a slightly
 * different server break rendering.
 */
import type { Citation } from '../types.js';
/** Pull the final assistant text out of an `eventual_response` data payload. */
export declare function extractFinalText(response: unknown): string | null;
/** Pull the grounding {@link Citation}s out of a terminal `eventual_response`'s inner data. */
export declare function extractCitations(inner: unknown): Citation[];
/**
 * Only `http(s)` URLs become anchor hrefs. Mirrors the widget's `safeHttpUrl`
 * XSS guard so a `javascript:`/`data:` citation URL can never become a live link.
 */
export declare function safeHttpUrl(url: string | undefined): string | undefined;
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