slack-cli SKILL.md skillB

slack-cli from larchanka/skills is an agent skill: a SKILL.md folder an AI agent loads when a task calls for it.

Install it, pinned
mdr add larchanka/skills/slack-cli@v1.0.0

Pins v1.0.0 in mdr.lock. Pin the fingerprint instead.

Audit grade
B, 16 of 17 checks passed
Kind
SKILL.md skill
Repository
larchanka/skills
Path
slack-cli/SKILL.md
Versions recorded
2
Latest version
v1.0.0, committed Oct 25, 2026
First version recorded
Oct 25, 2026
Size
5,618 bytes
Repository stars
50
License
MIT

Interact with Slack workspaces safely via dedicated Python helper scripts. Allows reading unread messages, channels, threads, searching messages, sending messages, and reacting with emojis without direct CLI execution.

Collected from public GitHub. Every version is saved exactly as it was and never changes. Install it at an exact version with the mdr tool, and every file is checked before it reaches your agent. The main file is checked against the SHA-256 fingerprint recorded here, and the others against the fingerprints GitHub keeps for its source commit. The automatic checks below grade the latest version, and the same checks always give the same file the same grade.

What the file says

# Slack CLI Helper Skill

This skill enables the agent to safely interact with Slack workspaces using a curated suite of Python scripts.

> [!IMPORTANT]
> **Strict Tool Policy: No Direct Raw CLI Fallback**
> Do **NOT** invoke the raw `slackcli` executable directly.
> You must **ONLY** use the approved Python scripts located in:
> `./scripts/`
>
> This ensures safe operations, eliminates accidental destructive actions (e.g. channel deletion or token exposure), and provides normalized output.

---

## Script Suite & Usage Reference

All scripts reside in `./scripts/`. Run them using `python3 <script-path> [options]`.

### 1. `get_unread.py` - Check Unread Messages
Quickly scan for channels, DMs, or threads with unread messages or mentions.

```bash
# Human-readable summary table
python3 ./scripts/get_unread.py

# Machine-readable JSON output
python3 ./scripts/get_unread.py --json
```

---

### 2. `list_channels.py` - Discover Channels and DMs
List public/private channels and conversations you have access to.

```bash
# List all channels
python3 ./scripts/list_channels.py

# Filter channels by name
python3 ./scripts/list_channels.py --filter "general"
…

Read the whole file at its exact version.

How to install

The exact contents, by fingerprint
mdr add larchanka/skills/slack-cli@sha256:5a5706c488a2fb59

The line at the top of this page pins the label v1.0.0, which is what most people want. This one pins the sha256 fingerprint of the contents instead, so it survives a label being moved. Either way the exact version is written to mdr.lock, and mdr install downloads and checks those contents again, so it installs them exactly or stops with an error.

Badge

mdr badge

[![mdr](https://markdownregistry.com/badge/art_lxi446f5e5c3sc7b.svg)](https://markdownregistry.com/a/art_lxi446f5e5c3sc7b)

0 badge image fetches in 30 days. What the badge shows.

Versions

The registry has recorded 2 versions of this file, all committed on Oct 25, 2026.

versioncommittedcommitsizeaudit
v1.0.0 latest2026-10-25 eaf478b 5,618 BB view · diff
git:20261025.b80c28f2026-10-25 b80c28f 5,590 BB view

Audit of the latest version

B  16 of 17 checks passed. Fixed automatic checks with no AI involved, so the same checks give the same answer every run.
  • fail: No script tag (matched: <script)
  • pass: Frontmatter block present
  • pass: Frontmatter declares a name
  • pass: Frontmatter declares a description
  • pass: Size between 200 bytes and 200 KB (5618 bytes)
  • pass: No zero-width or bidi control characters
  • pass: No instruction hidden inside an HTML comment
  • pass: No link to an exfiltration or paste host
  • pass: No credential-shaped string
  • pass: No instruction to send local credentials anywhere
  • pass: No text hidden with inline styles
  • pass: No prompt-injection phrasing
  • pass: No curl or wget piped into a shell
  • pass: No recursive delete of root, home or parent
  • pass: No instruction to read or print local credentials
  • pass: No base64 blob over 200 characters
  • pass: No link to a raw IP address

Starting a new one? Use a template for SKILL.md on mdpantry, which passes every one of these checks and says what to change in it.

Source

GitHub

larchanka/skills · 50 stars · license MIT · pushed 2026-11-08 · branch main

API

GET https://markdownregistry.com/api/v1/artifacts/art_lxi446f5e5c3sc7b
GET https://markdownregistry.com/api/v1/resolve?ref=larchanka/skills/slack-cli
GET https://markdownregistry.com/api/v1/blob/5a5706c488a2fb59d0712dc6d4d42696c356cf58448b1be06f9b99266bf289c0

Your AI assistant does the legwork. You hear about the deals worth your word. Hand yours the standing instructions at modelranch.com and it joins the network that reads files like this one.

Guides: the SKILL.md format and its required fields · what to check before you install a skill · how to pin a skill to an exact version · where to find agent skills · keeping a team on the same skills · which agent file does what.

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Every file in larchanka/skills

Other files named slack-cli

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