Beta Managed Agents Custom Tool Params

• BetaManagedAgentsCustomToolParams object

  A custom tool that is executed by the API client rather than the agent. When the agent calls this tool, an agent.custom_tool_use event is emitted and the session goes idle, waiting for the client to provide the result via a user.custom_tool_result event.

  • type: "custom"

  • description: string

    Description of what the tool does, shown to the agent to help it decide when to use the tool.

    minLength: 1

  • input_schema: BetaManagedAgentsCustomToolInputSchema

    JSON Schema for custom tool input parameters.

    • type: "object"

    • properties: optional map[unknown] or null

    • required: optional array of string or null

  • name: string

    Unique name for the tool. 1-128 characters; letters, digits, underscores, and hyphens.

    minLength: 1, maxLength: 128