# Claude MCP Slack

> Use this tool when you need to securely access and analyze files and images shared in Slack channels. It solves the problem of authenticated file access and analysis, integrating with Claude Code Action to enable screenshot and file analysis. The tool takes authenticated Bot User OAuth tokens as input and outputs secure file downloads and analysis results.

Canonical page: https://skillsregistry.net/skills/atlasfutures-claude-mcp-slack  
JSON: https://api.skillsregistry.net/v1/skills/atlasfutures-claude-mcp-slack

## Description

Enables secure downloading and access to Slack files and images using authenticated Bot User OAuth tokens. Integrates with Claude Code Action to allow Claude to analyze screenshots and files shared in Slack channels.

## Trust

- **Trust score (0–1):** 0.96
- **Verification tier:** verified
- **Last scanned:** 2026-09-28

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** mcp-remote
- **Runtime environment:** api
- **Category:** communication
- **Updated:** 2026-09-28

## Source

- **Source listing:** [Glama](https://glama.ai/mcp/servers/na66iwscex)
- **Repository:** <https://github.com/atlasfutures/claude-mcp-slack>

## 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": "atlasfutures-claude-mcp-slack"
    }
  }
}
```

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