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bcharleson

Slack MCP Server

reply_to_thread

Post replies to message threads in Slack channels, optionally broadcasting them to the main channel for wider visibility.

Instructions

    Reply to a message thread in Slack.

    Args:
        channel_id: The ID of the channel containing the thread (e.g., "C01234567")
        thread_ts: The timestamp of the parent message to reply to
        text: The reply message text (supports Slack markdown)
        broadcast: Whether to also post the reply to the channel. Default: False

    Returns:
        Dictionary containing the posted reply details
    

Input Schema

TableJSON Schema
NameRequiredDescriptionDefault
channel_idYes
thread_tsYes
textYes
broadcastNo

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