import { type Interceptor, type Transport } from '@connectrpc/connect';
import type { HttpBinding } from '@mochabug/adapt-builder/runtime';
export interface RuntimeConnectTransportOptions {
    binding: HttpBinding;
    interceptors?: Interceptor[];
    readMaxBytes?: number;
    writeMaxBytes?: number;
}
/** Accept one canonical bearer credential, never a combined header value. */
export declare function bearerToken(header: string | null | undefined): string | undefined;
/**
 * Create a Connect-ES client transport over the Adapt runtime's native,
 * message-level RPC client, using gRPC for the platform services. Protocol
 * framing and compression remain owned by the runtime.
 */
export declare function createRuntimeConnectTransport(options: RuntimeConnectTransportOptions): Transport;
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