import type { EmailSummary } from "../providers/interface.js";
export declare const CATEGORIES: {
    readonly needs_reply: "A real person is writing to the recipient and expects an answer or a decision";
    readonly fyi: "Personal or work information for the recipient that needs no reply";
    readonly newsletter: "A newsletter, digest, blog update or marketing email";
    readonly receipt: "A receipt, invoice, order confirmation, payment or shipping notice";
    readonly notification: "An automated notification from an app or service, such as an alert, comment, sign-in or report";
    readonly suspicious: "Phishing, a scam, or an unexpected request for money, credentials or personal data";
};
export type Category = keyof typeof CATEGORIES;
export declare const CATEGORY_LABELS: Record<Category, string>;
export interface Triage {
    category: Category;
    confidence: number;
    urgent: boolean;
}
export declare function jevApiKey(): string | undefined;
export declare function triageMessages(messages: EmailSummary[], key: string, fetchImpl?: typeof fetch): Promise<{
    results: Map<string, Triage>;
    failed: number;
}>;
export declare function formatTriage(t: Triage): string;