How to install Nexus Cortex in Codex

To install Nexus Cortex in Codex, run "codex mcp add nexus-cortex -- npx -y nexus-cortex" in your terminal, then type /mcp in Codex to check it.

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Run the install command

In a terminal, run:

codex mcp add nexus-cortex -- npx -y nexus-cortex

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

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Does Nexus Cortex work in Codex?

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

Nexus Cortex 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 Nexus Cortex safe?

It scores 83 of 100. Review the code before you install it, and only give it the access it needs. Grades and details.