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How to install slack in Codex

To install slack in Codex, run "codex mcp add slack -- npx -y slack-workspace-mcp-server" in your terminal, then type /mcp in Codex to check it.

Built from the published package · server updated 11 days ago

  1. 1

    Run the install command

    In a terminal, run:

    codex mcp add slack -- npx -y slack-workspace-mcp-server
  2. 2

    Check it

    Inside Codex, type /mcp to see the server and its tools.

MCP servers run with your permissions. If slack needs an API key, add it under env in the config. Check its README.

Install slack in another app

Similar servers

Questions

Does slack work in Codex?

Yes. Codex supports mcp servers in the codex cli and ide extension, and slack installs with the steps above.

slack does not show up in Codex. What now?

Restart Codex fully, check the JSON is valid, and make sure Node.js (for npx) is installed. See common MCP errors and fixes.

Is slack safe?

It scores 84 of 100. Review the code before you install it, and only give it the access it needs. Grades and details.