These tools competes with

MLflowvsLangfuse

Open-source MLOps platform with LLM experiment tracking and tracing versus OSS LLM engineering platform

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Choose MLflow when…

  • already using MLflow for ML experiments and want LLM tracking too
  • running on Databricks and want native platform observability
  • need unified tracking for both traditional ML and LLM workloads

Choose Langfuse when…

  • You want open-source LLM observability
  • Self-hosting your tracing stack is important
  • You need cost tracking across models and users

Side-by-side comparison

Field
MLflow
Langfuse
Category
observability
LLM Infrastructure
Type
Open Source
Open Source
Free Tier
✓ Yes
✓ Yes
Pricing Plans
Open Source: FreeDatabricks Managed: Included with Databricks
Cloud: $59/mo
GitHub Stars
19,800
7,000
Health
75 Active
80 Active

MLflow

MLflow is an open-source platform for managing the full ML lifecycle, now extended with native LLM tracking and tracing. It captures prompts, responses, latency, and costs in MLflow Tracing, integrates with LangChain and OpenAI, and provides a unified experiment UI.

Langfuse

Open-source platform for tracing, evaluations, and prompt management. Self-hostable alternative to LangSmith with clean UX.

Only MLflow (1)

Langfuse

Only Langfuse (30)

Claude CodeCrewAILangGraphLangChainCursorLlamaIndexOpenHandsDifyMastraAutoGen

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