How to install Langfuse MCP in Codex

To install Langfuse MCP in Codex, run "codex mcp add langfuse-mcp --env LANGFUSE_PUBLIC_KEY=YOUR_LANGFUSE_PUBLIC_KEY --env LANGFUSE_SECRET_KEY=YOUR_LANGFUSE_SECRET_KEY -- uvx langfuse-mcp" in your terminal, then type /mcp in Codex to check it.

Built from the published package · server updated 12 days ago

Run the install command

In a terminal, run:

codex mcp add langfuse-mcp --env LANGFUSE_PUBLIC_KEY=YOUR_LANGFUSE_PUBLIC_KEY --env LANGFUSE_SECRET_KEY=YOUR_LANGFUSE_SECRET_KEY -- uvx langfuse-mcp

2
Check it
Inside Codex, type /mcp to see the server and its tools.

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

Install Langfuse MCP in another app

Claude Code Claude Desktop Cursor VS Code Windsurf Gemini CLI Antigravity CLI ChatGPT

Similar servers

Jitsu jitsucom

100

Manage Jitsu data pipelines: destinations, streams, connections, functions, live events.

AAA Remote 5.1k

Oh My Posh Validator JanDeDobbeleer

100

Validate oh-my-posh configurations and segment snippets against the official schema.

AAA Remote 24k

World Monitor koala73

Real-time global intelligence across conflict, markets, energy, trade, shipping and cyber. 95 tools.

ACA Remote 89k

Questions

Does Langfuse MCP work in Codex?

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

Langfuse MCP does not show up in Codex. What now?

Restart Codex fully, check the JSON is valid, and make sure uv (for uvx) is installed. See common MCP errors and fixes.

Is Langfuse MCP safe?

It scores 78 of 100. Review the code before you install it, and only give it the access it needs. Grades and details.