import type { AiAdapter, JudgeInvocation, JudgeReply } from "./ai-types.js";
/** Every AI with an adapter, in the order a page should offer them. */
export declare const ADAPTERS: readonly AiAdapter[];
/**
 * The AIs lookout can judge with, by the key the page knows each tool as.
 *
 * Derived from the registry so the two can never disagree. Order is the
 * registry's order, which is the order the settings panel paints its rows in.
 */
export declare const JUDGES: readonly string[];
/** One AI by key, or the reason there is no such judge. */
export declare function adapterFor(key: string): AiAdapter;
/** Whether a key names an AI that can judge, for validating what was stored. */
export declare function isJudge(key: string): boolean;
/** One round trip with a named AI. */
export declare function invokeAi(key: string, inv: JudgeInvocation): Promise<JudgeReply>;
/**
 * The AI a call uses when nobody named one.
 *
 * The registry's first entry. Judging is still one AI per call, so this is
 * what every prompt builder falls back to; when a call names its own AI, that
 * one answers instead.
 */
export declare const PRIMARY_AI: string;
/**
 * How to tell THIS AI to open a screenshot, for the skill's `{{howToOpen}}`.
 *
 * One function because five prompt builders ask, and five spellings of the
 * same question is how a page comes to promise one thing while the run does
 * another. An unknown key falls back to the primary rather than throwing: a
 * prompt is not the place to discover a bad configuration, and the invocation
 * that follows will refuse it properly.
 */
export declare function readingInstructionFor(key?: string): string;