How to install Sezzlee PostgreSQL in Codex
To install Sezzlee PostgreSQL in Codex, run "codex mcp add sezzlee-postgresql --env SEZZLEE_POSTGRES_SERVER=YOUR_SEZZLEE_POSTGRES_SERVER --env SEZZLEE_POSTGRES_DATABASE=YOUR_SEZZLEE_POSTGRES_DATABASE --env SEZZLEE_POSTGRES_USER=YOUR_SEZZLEE_POSTGRES_USER --env SEZZLEE_POSTGRES_PASSWORD=YOUR_SEZZLEE_POSTGRES_PASSWORD -- npx -y @sezzlee/postgres-mcp" in your terminal, then type /mcp in Codex to check it.
Built from the published package · server updated 2 days ago
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Run the install command
In a terminal, run:
codex mcp add sezzlee-postgresql --env SEZZLEE_POSTGRES_SERVER=YOUR_SEZZLEE_POSTGRES_SERVER --env SEZZLEE_POSTGRES_DATABASE=YOUR_SEZZLEE_POSTGRES_DATABASE --env SEZZLEE_POSTGRES_USER=YOUR_SEZZLEE_POSTGRES_USER --env SEZZLEE_POSTGRES_PASSWORD=YOUR_SEZZLEE_POSTGRES_PASSWORD -- npx -y @sezzlee/postgres-mcp - 2
Check it
Inside Codex, type /mcp to see the server and its tools.
MCP servers run with your permissions. If Sezzlee PostgreSQL needs an API key, add it under env in the config. Check its README.
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Questions
Does Sezzlee PostgreSQL work in Codex?
Yes. Codex supports mcp servers in the codex cli and ide extension, and Sezzlee PostgreSQL installs with the steps above.
Sezzlee PostgreSQL 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 Sezzlee PostgreSQL safe?
It scores 39 of 100. Review the code before you install it, and only give it the access it needs. Grades and details.
