Is Slack safe to install?

Anthropic (MCP reference, archived) · Communication · stdio (local process)

–unrated exposure

Could not reach this server

AxioRank could not enumerate Slack's surface (server process exited (1): Please set SLACK_BOT_TOKEN and SLACK_TEAM_ID environment variables). It stays unrated until the next scan succeeds.

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[![AxioRank MCP Security Index grade for Slack](https://axiorank.com/api/badge/mcp/slack.svg)](https://axiorank.com/mcp-index/slack)

This grade reflects the blast radius of what Slack declares it can do, read-only, not whether it is secure or trustworthy. Maintain this server? Claim this listing or request a re-scan. Learn how grades are computed on the index overview.

Let your agents use Slack safely

Route this server through AxioRank to allowlist its tools, block risky calls, and keep an audit trail of every action.

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