import { BgentRuntime } from "./runtime";
import { State, type Message, type Provider } from "./types";
export declare const defaultProviders: Provider[];
/**
 * Formats provider outputs into a string which can be injected into the context.
 * @param runtime The Bgent runtime object.
 * @param message The incoming message object.
 * @param state The current state object.
 * @returns A string that concatenates the outputs of each provider.
 */
export declare function getProviders(runtime: BgentRuntime, message: Message, state?: State): Promise<string>;