ToolCallStartPayload

Payload for “tool_call_start” events — the LLM has requested a tool call.

Class Diagram

---
title: ToolCallStartPayload
config:
  look: handDrawn
  theme: colorful
  class:
    hideEmptyMembersBox: true
---
classDiagram
    class ToolCallStartPayload {
        +string id
        +string name
        +string arguments
    }

Yaml Example

id: call_abc123
name: get_weather
arguments: '{"city": "Paris"}'

Properties

Name	Type	Description
id	string	The unique identifier of the tool call
name	string	The name of the tool being called
arguments	string	The serialized JSON arguments for the tool call