import { SentlyError } from "../core/errors.js";
import type { MailOptions, SendResult, Transport, VerifyResult } from "../core/types.js";
/** MailerSend HTTP API configuration. */
export interface MailerSendConfig {
    /** MailerSend API token for Bearer authentication. */
    apiToken: string;
}
/** Error thrown when the MailerSend API returns a non-success response. */
export declare class MailerSendError extends SentlyError {
    readonly statusCode: number;
    readonly apiError: unknown;
    /** Creates a MailerSend API error with status code. */
    constructor(message: string, statusCode: number, apiError: unknown);
}
/**
 * MailerSend HTTP API transport.
 */
export declare class MailerSendTransport implements Transport {
    readonly provider = "mailersend";
    private readonly apiToken;
    /** Creates a MailerSend transport with the given API token. */
    constructor(config: MailerSendConfig);
    /** Sends an email via the MailerSend HTTP API. */
    send(options: MailOptions): Promise<SendResult>;
    /** Verifies the MailerSend API token by listing domains. */
    verify(): Promise<VerifyResult>;
}