AgentConfig

Configuration for an Agent.

Fields
agentId string

Optional. Unique identifier of the agent. This id is used to refer to this agent, e.g., in AgentEvent.author, or in the subAgents field. It must be unique within the agents map.

agentType string

Optional. The type or class of the agent (e.g., "LlmAgent", "RouterAgent", "ToolUseAgent"). Useful for the autorater to understand the expected behavior of the agent.

description string

Optional. A high-level description of the agent's role and responsibilities. Critical for evaluating if the agent is routing tasks correctly.

subAgents[] string

Optional. The list of valid agent IDs (names) that this agent can delegate to. This defines the directed edges in the agent system graph topology.

developerInstruction object (InstanceData)

Optional. Contains instructions from the developer for the agent. Can be static or a dynamic prompt template used with the AgentEvent.state_delta field.

tools_data Union type
Data for the tools available to the agent. tools_data can be only one of the following:
toolsText string

A JSON string containing a list of tools available to an agent with info such as name, description, parameters and required parameters.

tools object (Tools)

List of tools.

JSON representation 
{
  "agentId": string,
  "agentType": string,
  "description": string,
  "subAgents": [
    string
  ],
  "developerInstruction": {
    object (InstanceData)
  },

  // tools_data
  "toolsText": string,
  "tools": {
    object (Tools)
  }
  // Union type
}

Tools

Represents a list of tools for an agent.

Fields
tool[] object (Tool)

Optional. List of tools: each tool can have multiple function declarations.

JSON representation 
{
  "tool": [
    {
      object (Tool)
    }
  ]
}