How to install Slack ↔ WxO MCP Gateway in Codex

To install Slack ↔ WxO MCP Gateway in Codex, run "codex mcp add slack-wxo-mcp-gateway --env SLACK_BOT_TOKEN=YOUR_SLACK_BOT_TOKEN --env WXO_INSTANCE_URL=YOUR_WXO_INSTANCE_URL --env WXO_API_KEY=YOUR_WXO_API_KEY -- npx -y @markusvankempen/slack-wxo-mcp-gateway" in your terminal, then type /mcp in Codex to check it.

Built from the published package · server updated 3 months ago

Run the install command

In a terminal, run:

codex mcp add slack-wxo-mcp-gateway --env SLACK_BOT_TOKEN=YOUR_SLACK_BOT_TOKEN --env WXO_INSTANCE_URL=YOUR_WXO_INSTANCE_URL --env WXO_API_KEY=YOUR_WXO_API_KEY -- npx -y @markusvankempen/slack-wxo-mcp-gateway

2
Check it
Inside Codex, type /mcp to see the server and its tools.

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

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Questions

Does Slack ↔ WxO MCP Gateway work in Codex?

Yes. Codex supports mcp servers in the codex cli and ide extension, and Slack ↔ WxO MCP Gateway installs with the steps above.

Slack ↔ WxO MCP Gateway 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 ↔ WxO MCP Gateway safe?

It scores 54 of 100. Review the code before you install it, and only give it the access it needs. Grades and details.