Langfuse

Verified

Open-source LLM observability

680freemium

What is Langfuse?

Langfuse is an open-source platform for tracing, evaluating, and monitoring LLM applications with analytics and prompt management.

Who is using Langfuse?

API Developersanalytics

Quick verdict

Pricing

freemium

Alternative

ChatGPT — Conversational AI by OpenAI

Scorecard

3.5/ 5

How?

EditorNot yet rated

2.5

ValueBased on pricing model

4.0

Features5 listed features

3.0

PopularityUpvotes and GitHub stars

4.5

Key features

LLM tracing

Prompt management

Evaluations

Analytics

Self-hostable

Platforms

web, api

Added

2026-08-13

Getting started with Langfuse

1Visit the official website at langfuse.com
2Start with the free tier to explore core features before upgrading
3Integrate it into your workflow — connect via the API or use it on web, api

Pricing

freemiumFree tier available, paid plans for advanced features

Official Website

Langfuse FAQ

Is Langfuse free to use?

Langfuse offers a free tier with limited features. Paid plans unlock the full toolkit.

What platforms does Langfuse support?

Langfuse is available on web, api. Check the official website for the most up-to-date platform availability.

What are some Langfuse alternatives?

Popular alternatives include ChatGPT, Claude, Google Gemini. See the full comparison →

User reviews

Alternatives to Langfuse

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Anthropic API	paid	—	Claude models via API