ADK for TypeScript: API Reference
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    Class AgentTool

    A tool that wraps an agent.

    This tool allows an agent to be called as a tool within a larger application. The agent's input schema is used to define the tool's input parameters, and the agent's output is returned as the tool's result.

    The configuration of the agent tool.

    Hierarchy (View Summary)

    Constructors

    Properties

    description: string
    isLongRunning: boolean
    name: string

    Accessors

    • get apiVariant(): GoogleLLMVariant

      The Google API LLM variant to use.

      Returns GoogleLLMVariant

    Methods

    _getDeclaration

    • _getDeclaration(): FunctionDeclaration

      Gets the OpenAPI specification of this tool in the form of a FunctionDeclaration.

      NOTE

      • Required if subclass uses the default implementation of processLlmRequest to add function declaration to LLM request.
      • Otherwise, can be skipped, e.g. for a built-in GoogleSearch tool for Gemini.

      Returns FunctionDeclaration

      The FunctionDeclaration of this tool, or undefined if it doesn't need to be added to LlmRequest.config.

    • Runs the tool with the given arguments and context.

      NOTE

      • Required if this tool needs to run at the client side.
      • Otherwise, can be skipped, e.g. for a built-in GoogleSearch tool for Gemini.

      Parameters

      Returns Promise<unknown>

      A promise that resolves to the tool response.

    Constructors
    Properties
    Accessors
    Methods