# Slack

> Use this tool when you need to integrate secure authentication and access to Slack workspaces, enabling features like comprehensive search, message retrieval, and user profile management. It solves problems related to multi-user authentication, data retrieval, and workspace administration, providing read-only access to Slack data. Ideal for use cases requiring authorized access to Slack workspaces, with inputs including OAuth credentials and outputs including searched messages, user profiles, and workspace information.

Canonical page: https://skillsregistry.net/skills/duolingo-slack  
JSON: https://api.skillsregistry.net/v1/skills/duolingo-slack

## Description

Provides secure multi-user OAuth authentication and read-only access to Slack workspaces with comprehensive search capabilities, message retrieval, user profiles, and workspace information through session-based access control and CSRF protection.

## Trust

- **Trust score (0–1):** 0.30
- **Verification tier:** unverified
- **Last scanned:** 2026-09-02

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** mcp-remote
- **Runtime environment:** api
- **Category:** communication
- **Updated:** 2026-09-02

## Source

- **Source listing:** [PulseMCP](https://www.pulsemcp.com/servers/duolingo-slack)
- **Repository:** <https://github.com/duolingo/slack-mcp>

## Use it

Resolve this record through the SkillsRegistry MCP server (no auth, read-only):

```
claude mcp add --transport http --scope user skillsregistry https://api.skillsregistry.net/mcp
```

```json
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "get_skill",
    "arguments": {
      "slug": "duolingo-slack"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/duolingo-slack` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/duolingo-slack/pull`

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SkillsRegistry indexes agent skills from public registries and GitHub. Skills we have analysed are scanned with Circle-IR and scored on six dimensions; each listing states its scan coverage. More: https://skillsregistry.net/llms.txt