/**
 * Default base URL — the public API gateway, the host external clients are meant
 * to reach (the direct Recursion host serves the static frontend, not the API). A
 * bare origin with no path suffix: the API version lives in each operation's
 * path (`/v1/environments`), not here. Matches the cURL examples in the
 * generated reference, so the SDK works out of the box. Override `baseUrl` for
 * staging/local.
 *
 * Generated from the canonical OpenAPI `servers[0].url`; changing the committed
 * contract and regenerating changes this value together with the generated client.
 */
export declare const DEFAULT_BASE_URL: string;
export interface RecursionClientOptions {
    /** Labelbox API key. Sent as `Authorization: Bearer <key>`. */
    apiKey: string;
    /**
     * Base URL of the Recursion API. Defaults to the production API gateway
     * (`DEFAULT_BASE_URL`); override it to target staging or a local backend
     * during development.
     */
    baseUrl?: string;
    /**
     * Extra headers sent on every request, merged in before `Authorization` (so
     * this can't be used to override the auth header). For callers that need to
     * attach a per-request routing header — e.g. `X-Proxy-Target-Url` to pin the
     * Labelbox Recursion proxy at an ephemeral preview backend.
     */
    headers?: Record<string, string>;
}