---
schema: "https://insidethemachine.ai/schema/listing.schema.json"
slug: "langfuse"
name: "Langfuse"
kind: "repo"
tier: "catalog"
category: "obs"
category_label: "Observability"
stack_layer: "tools"
homepage: "https://langfuse.com"
repo: "https://github.com/langfuse/langfuse"
license: "Other"
stars: 35875
last_push: "2026-10-15"
archived: false
tags: ["license-unclear"]
seen_in_videos: []
gap_score: null
gap_score_status: "pending test on Mac Studio"
verified_on: "2026-10-15"
---

# Langfuse

**What:** Open-source tracing and evals for LLM apps.

**Why:** See what your agent did and what it cost.

**Category:** Observability · **Stack layer:** tools

## Status

Catalog entry. Existence and repo metadata checked 2026-10-15 via the GitHub API. Install commands below are auto-extracted from the README and have NOT been executed or verified. Read the README before running anything; prefer a sandbox or venv.

## Install (unverified)

No install command found. no install command found in README; follow the README or docs

## Verify

No verified check yet. Minimum: the install command exits 0 and the tool's own help/version flag runs (exact flag: see README).

## Rollback (unverified)

No derived rollback. Remove what the install created (see README).

## Links

- Homepage: https://langfuse.com
- Repo: https://github.com/langfuse/langfuse
- README: https://github.com/langfuse/langfuse#readme