import { type DatabricksPrincipal } from "./identity.js";
export interface DatabricksAuthenticatedFetchOptions {
    principal: DatabricksPrincipal;
    fetchImpl?: typeof fetch;
    additionalHeaders?: ConstructorParameters<typeof Headers>[0] | (() => ConstructorParameters<typeof Headers>[0] | Promise<ConstructorParameters<typeof Headers>[0]>);
}
/**
 * Fetch adapter for third-party SDKs that require a standard fetch surface.
 * A fresh principal token is resolved per attempt and one auth refresh retry is bounded to 401/403.
 */
export declare function createDatabricksAuthenticatedFetch(options: DatabricksAuthenticatedFetchOptions): typeof fetch;
export declare function databricksAnthropicGatewayBaseUrl(host: string): string;
//# sourceMappingURL=authenticated-fetch.d.ts.map