How to install Unity MCP CLI in Codex

To install Unity MCP CLI in Codex, run "codex mcp add unity-mcp-cli -- npx -y unity-mcp-cli" 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 unity-mcp-cli -- npx -y unity-mcp-cli

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

Mock, record/replay, verify and chaos-test any HTTP, REST, gRPC or LLM dependency over MCP.

XcodeBuildMCP provides tools for Xcode project management, simulator management, and app utilities.

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Does Unity MCP CLI work in Codex?

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

Unity MCP CLI 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 Unity MCP CLI safe?

It scores 94 of 100. Review the code before you install it, and only give it the access it needs. Grades and details.