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How to install Perplexity Ask in Codex

To install Perplexity Ask in Codex, run "codex mcp add perplexity-ask -- npx -y @eternis.ai/perplexity-ask" in your terminal, then type /mcp in Codex to check it.

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  1. 1

    Run the install command

    In a terminal, run:

    codex mcp add perplexity-ask -- npx -y @eternis.ai/perplexity-ask
  2. 2

    Check it

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

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

Install Perplexity Ask in another app

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Questions

Does Perplexity Ask work in Codex?

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

Perplexity Ask 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 Perplexity Ask safe?

It scores 85 of 100. Review the code before you install it, and only give it the access it needs. Grades and details.