import { StreamResponse } from "./StreamResponse";
import { ChatCore, ChatConfig, InternalConfig, MessageRequest, MessageResponse } from "../models";
/**
 * The primary class for the chat-core library.
 *
 * @internal
 */
export declare class ChatCoreImpl implements ChatCore {
    private chatConfig;
    private httpService;
    private endpoints;
    private internalConfig;
    constructor(chatConfig: ChatConfig, internalConfig?: InternalConfig);
    getNextMessage(request: MessageRequest): Promise<MessageResponse>;
    private createMessageResponse;
    streamNextMessage(request: MessageRequest): Promise<StreamResponse>;
}