{
  "id": "chatcmpl-msg_01ABC",
  "object": "chat.completion",
  "created": 1734000000,
  "model": "gw-anthropic-model",
  "choices": [
    {
      "index": 0,
      "message": {
        "role": "assistant",
        "content": "Let me check the weather.",
        "tool_calls": [
          {"id": "toolu_01DEF", "type": "function", "function": {"name": "get_weather", "arguments": "{\"location\":\"Paris\"}"}}
        ]
      },
      "finish_reason": "tool_calls"
    }
  ],
  "usage": {"prompt_tokens": 20, "completion_tokens": 15, "total_tokens": 35}
}