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

# ReadChannelMessageContext

> Read the local channel and thread context around one message id. If the id is a thread reply, this resolves the parent, returns nearby top-level channel messages, and returns nearby replies around the anchor reply.

# ReadChannelMessageContext

Read the local channel and thread context around one message id. If the id is a thread reply, this resolves the parent, returns nearby top-level channel messages, and returns nearby replies around the anchor reply.

## Parameters

| Parameter            | Type    | Required | Description                                                                      |
| -------------------- | ------- | -------- | -------------------------------------------------------------------------------- |
| `channelId`          | string  | Yes      | Channel id containing the message.                                               |
| `messageId`          | string  | Yes      | Message id to anchor the context. May be top-level or a thread reply.            |
| `channelBefore`      | integer | No       | Approximate number of older top-level messages to include. Defaults to 3.        |
| `channelAfter`       | integer | No       | Approximate number of newer top-level messages to include. Defaults to 3.        |
| `threadBefore`       | integer | No       | Number of replies before a reply anchor to include. Defaults to 10, maximum 50.  |
| `threadAfter`        | integer | No       | Number of replies after a reply anchor to include. Defaults to 10, maximum 50.   |
| `maxCharsPerMessage` | integer | No       | Maximum characters to return per message/reply. Defaults to 4000, maximum 16000. |