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slack-msg-update

@Comfy-Org/Comfy-PR
9
22

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.

Install Skill

Shared

Installs to .agents/skills, used by Codex, Amp, Warp, Cursor, OpenCode, and more.

CodexAmp
WarpCursorOpenCode
ClineGemini CLI
GitHub Copilot
Personal

Available across projects.

$npx skills-installer add @Comfy-Org/Comfy-PR/slack-msg-update --client shared
Project

Writes to .agents/skills.

$npx skills-installer add @Comfy-Org/Comfy-PR/slack-msg-update -p --client shared
Note: Review the skill instructions before using it.

SKILL.md

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