AI Plugin Index
How to install Nexus Cortex in Gemini CLI
Gemini CLI was replaced by Antigravity CLI in June 2026. On an enterprise licence or paid API key you can still install Nexus Cortex by running "gemini mcp add nexus-cortex npx -y nexus-cortex", then type /mcp to check it.
Built from the published package · server updated yesterday
- 1
Run the install command
In a terminal, run:
gemini mcp add nexus-cortex npx -y nexus-cortex - 2
Check it
Inside Gemini CLI, type /mcp to list servers and tools.
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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Questions
Does Nexus Cortex work in Gemini CLI?
Yes. Gemini CLI supports local and remote mcp servers, extensions (legacy), and Nexus Cortex installs with the steps above.
Nexus Cortex does not show up in Gemini CLI. What now?
Restart Gemini CLI 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.