langfuse

v0.11.0

Langfuse observability - query traces, debug exceptions, analyze sessions, manage prompts via MCP tools

Codex1 Skill

By Aviv SinaiLicense: MIT1.1k GitHub starsUpdated 12 hours ago

Directory evidence

Runtimes: Codex
Parsed components: 1 skill or MCP entry
Source updated: Sep 23, 2026
Manifest status: Canonical path parsed

The directory validates manifest shape and source location. It does not execute the plugin or provide a security endorsement. Review the indexing methodology →

Install langfuse for Codex

Installs for the current user

codex plugin marketplace add hashgraph-online/awesome-codex-plugins
codex plugin marketplace upgrade awesome-codex-plugins
codex plugin add langfuse@awesome-codex-plugins

Paste and run these commands in a terminal with Codex. They add and refresh the awesome-codex-plugins catalog, then install this plugin.

Compatibility: the page URL and API slug “langfuse-3” remain stable.

Codex: langfuse-3@agent-plugin-marketplace → langfuse@awesome-codex-plugins

The installer fetches third-party code from the source repository shown on this page. This directory validates manifest structure and source location, but does not perform a security audit; review the manifest, components, and source before installing.

Get the source manually

$ git clone https://github.com/hashgraph-online/awesome-codex-plugins

Clone the source repository, then follow its setup instructions to add the plugin to a compatible client. The plugin root is plugins/avivsinai/langfuse-mcp/.

Plugin files

plugins/avivsinai/langfuse-mcp/

├── .codex-plugin/plugin.json
└── skills/langfuse/SKILL.md

Included Skills1

langfuseskills/langfuse/SKILL.md

Investigate AI traces, observations, exceptions, latency, sessions, prompts, datasets, annotation queues, and scores through Langfuse MCP. Use when the request names Langfuse or asks to diagnose recorded AI behavior.

Plugin manifests1

plugins/avivsinai/langfuse-mcp/.codex-plugin/plugin.json

{
  "name": "langfuse",
  "version": "0.11.0",
  "description": "Langfuse observability - query traces, debug exceptions, analyze sessions, manage prompts via MCP tools",
  "author": {
    "name": "Aviv Sinai",
    "url": "https://github.com/avivsinai"
  },
  "repository": "https://github.com/avivsinai/langfuse-mcp",
  "homepage": "https://github.com/avivsinai/langfuse-mcp#skills",
  "license": "MIT",
  "skills": "./skills/",
  "keywords": [
    "langfuse",
    "observability",
    "traces",
    "llm",
    "prompts",
    "debugging",
    "mcp",
    "telemetry"
  ],
  "interface": {
    "displayName": "Langfuse Observability",
    "composerIcon": "./assets/langfuse-icon.svg",
    "shortDescription": "Query traces, debug exceptions, analyze sessions, and manage prompts via MCP",
    "longDescription": "Inspect Langfuse traces, observations, sessions, exceptions, prompts, and datasets from Codex via bundled skills and MCP workflows.",
    "developerName": "Aviv Sinai",
    "category": "Observability",
    "capabilities": [
      "Read",
      "Write"
    ],
    "websiteURL": "https://github.com/avivsinai/langfuse-mcp",
    "defaultPrompt": [
      "Investigate the latest Langfuse exceptions and tell me which service is failing first.",
      "Summarize the slowest traces from the last 24 hours and suggest where to look next.",
      "Create a dataset item from this failing trace and label the related prompt for follow-up."
    ]
  }
}