> ## Documentation Index
> Fetch the complete documentation index at: https://docs.wisdom.ai/llms.txt
> Use this file to discover all available pages before exploring further.

# ChatMessageSender

This page describes the available message sender types and what each represents.

## ChatMessageSender

The sender of a chat message. Here are the values and their description:

| Value       | Description                      |
| ----------- | -------------------------------- |
| `USER`      | Message sent by a user           |
| `ASSISTANT` | Message sent by the AI assistant |
| `SYSTEM`    | System-generated message         |

## Related operations

<CardGroup cols={2}>
  <Card title="ChatMessage Schema" icon="message" href="/integrations/graphql-api/objects/chat-message">
    Messages with sender information
  </Card>

  <Card title="ChatMessageDiff Schema" icon="pen-to-square" href="/integrations/graphql-api/objects/chat-message-diff">
    Message diffs with sender information
  </Card>
</CardGroup>