---
title: "ChatToolMessage"
---

Tool response message


## Fields

| Field                                                                        | Type                                                                         | Required                                                                     | Description                                                                  | Example                                                                      |
| ---------------------------------------------------------------------------- | ---------------------------------------------------------------------------- | ---------------------------------------------------------------------------- | ---------------------------------------------------------------------------- | ---------------------------------------------------------------------------- |
| `content`                                                                    | [components.ChatToolMessageContent](../components/chattoolmessagecontent.mdx) | :heavy_check_mark:                                                           | Tool response content                                                        | The weather in San Francisco is 72°F and sunny.                              |
| `role`                                                                       | [components.ChatToolMessageRole](../components/chattoolmessagerole.mdx)       | :heavy_check_mark:                                                           | N/A                                                                          |                                                                              |
| `tool_call_id`                                                               | *str*                                                                        | :heavy_check_mark:                                                           | ID of the assistant message tool call this message responds to               | call_abc123                                                                  |