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Langfuse

Open-source LLM observability and analytics platform.

Free

About Langfuse

Langfuse is an open-source LLM engineering platform for tracing, evaluation, prompt management, and analytics of AI applications. It provides detailed observability into LLM chains and agents, helping teams debug, evaluate, and optimize their AI products. Used by thousands of AI teams for production monitoring with both cloud and self-hosted deployment options.

Key Features

LLM tracing

Prompt management

Evaluation pipelines

Cost tracking

User analytics

Self-hosting

App Details

Category: AI & Machine Learning Tools
Pricing: Freemium
Starting At: Free
Platforms: Web, API

Available On

Web API

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