slack-msg-update

name	slack-msg-update
description	Update Slack messages in threads. Use when the user wants to edit, modify, or update an existing Slack message by providing channel ID, message timestamp, and new text content.
allowed-tools	Bash
model	haiku

Slack Message Update

This skill updates existing Slack messages in channels or threads.

Usage

prbot slack update -c <CHANNEL_ID> -t <MESSAGE_TS> -m "<NEW_TEXT>"

Parameters

• -c, --channel (required): Slack channel ID (e.g., C123456789)
• -t, --ts (required): Message timestamp in Slack format (e.g., 1234567890.123456)
• -m, --text (required): New message text to replace the existing content

Examples

# Update a message with new status
prbot slack update -c C07V123ABC -t 1234567890.123456 -m "Task completed successfully!"

# Update with markdown formatting
prbot slack update -c C07V123ABC -t 1234567890.123456 -m "*Bold text* and _italic text_"

Notes

• The bot must have already posted the original message to update it
• Requires chat:write Slack OAuth scope
• Supports Slack's mrkdwn formatting