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bcharleson

Slack MCP Server

update_message

Modify existing Slack messages by providing channel ID, timestamp, and new text to correct errors or update information.

Instructions

    Update an existing message.

    Args:
        channel_id: The ID of the channel containing the message (e.g., "C01234567")
        timestamp: The timestamp of the message to update
        text: The new message text

    Returns:
        Dictionary indicating success with updated message details
    

Input Schema

TableJSON Schema
NameRequiredDescriptionDefault
channel_idYes
timestampYes
textYes

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