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How to install Obsidian MCP Brain in Codex

To install Obsidian MCP Brain in Codex, run "codex mcp add obsidian-mcp-brain -- npx -y obsidian-mcp-brain" in your terminal, then type /mcp in Codex to check it.

Built from the published package · server updated yesterday

  1. 1

    Run the install command

    In a terminal, run:

    codex mcp add obsidian-mcp-brain -- npx -y obsidian-mcp-brain
  2. 2

    Check it

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

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

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Questions

Does Obsidian MCP Brain work in Codex?

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

Obsidian MCP Brain 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 Obsidian MCP Brain safe?

It scores 80 of 100. Review the code before you install it, and only give it the access it needs. Grades and details.