import { ArkApiClient, QueryTarget } from './arkApiClient.js';
export { QueryTarget };
export interface ChatConfig {
    streamingEnabled: boolean;
    currentTarget?: QueryTarget;
}
export interface ToolCall {
    id: string;
    type: 'function';
    function: {
        name: string;
        arguments: string;
    };
}
export interface ArkMetadata {
    agent?: string;
    team?: string;
    model?: string;
    query?: string;
    target?: string;
}
export declare class ChatClient {
    private arkApiClient;
    constructor(arkApiClient: ArkApiClient);
    getQueryTargets(): Promise<QueryTarget[]>;
    /**
     * Send a chat completion request
     */
    sendMessage(targetId: string, messages: Array<{
        role: 'user' | 'assistant' | 'system';
        content: string;
    }>, config: ChatConfig, onChunk?: (chunk: string, toolCalls?: ToolCall[], arkMetadata?: ArkMetadata) => void, signal?: AbortSignal): Promise<string>;
}