declare module 'ggai' {
  type ToolConfig = {
    type: 'function',
    function: {
      name: string,
      description: string,
      parameters: {
        type: 'object',
        properties: {
          [key: string]: {
            type: string,
            description: string
            items?: string[]
          }
        },
        required: string[]
      }
    }
  }

  type AgentConfig = {
    model?: string;
    temperature?: number;
    systemPrompt?: string;
    historyLimit?: number;
    config?: ToolConfig[];
    tools?: Record<string, Function>,
    streamingIndicators?: boolean;
    verbose?: boolean;
  };

  class Agent {
    cost: number;
    constructor(config?: AgentConfig);
    send(input: string, skipInput?: boolean): Promise<string>;
  }

  function ask(question: string): Promise<string>;
}