import * as WebhookDestination from '../WebhookDestination.js';
/**
 * Builds a `betterstack` destination. Its `deliver` formats the envelope into a
 * structured log event and POSTs it to the Better Stack ingest URL authenticated
 * with the source token (`Authorization: Bearer …`; host-locked to
 * `*.betterstackdata.com`). Deliver with `.deliver({ envelope })`.
 */
export declare function betterStack(options: betterStack.Options): WebhookDestination.Instance<WebhookDestination.BetterStack>;
export declare namespace betterStack {
    /** Options for {@link betterStack}. */
    type Options = {
        /** Better Stack source token, sent as `Authorization: Bearer …`. */
        token: string;
        /** Better Stack ingest host URL (`https://<host>.betterstackdata.com`). */
        url: string;
    };
}
/**
 * Validates a `betterstack` destination's ingest URL: must be `https` and hosted
 * under {@link betterstackHostSuffix} (`s95.eu-nbg-2.betterstackdata.com` etc.).
 * As with Slack, the host lock keeps `betterstack` from becoming a generic
 * "POST anywhere with a bearer token" primitive — the source token is attached
 * server-side, so the request must only ever reach Better Stack.
 */
export declare function assertBetterstackUrl(input: string): URL;
//# sourceMappingURL=betterStack.d.ts.map