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MLflow (Tracing & GenAI)
The MLOps standard's GenAI extension: trace logging, LLM evaluation and prompt registry inside open-source MLflow 3.
| Category | Observability & Tracing |
| OpenTelemetry-native | Yes — no proprietary-SDK lock-in |
| Open source | Yes |
| Self-hostable | Yes |
| Pricing model | free |
| Pricing notes | Apache-2.0, free; managed versions via Databricks |
| Framework integrations | openai-sdk, langchain, llamaindex, dspy, anthropic, opentelemetry |
| Funding / ownership | Linux Foundation project, primarily backed by Databricks |
| GitHub stars | 26,483 |
| Maintenance | active (commit 2026-06-13) |
| License (GitHub) | Apache-2.0 |
| Open issues | 2089 |
| Maturity signal | 100/100 (Mature) — computed from public GitHub signals, see methodology |
Pricing/feature source: https://mlflow.org/docs/latest/llms/tracing/index.html
Maturity signal is computed from public GitHub data only. How it is calculated.
Frequently asked questions
Is MLflow (Tracing & GenAI) open source?
Yes. Licensed under Apache-2.0.
Can I self-host MLflow (Tracing & GenAI)?
Yes — MLflow (Tracing & GenAI) can run in your own infrastructure.
Is MLflow (Tracing & GenAI) OpenTelemetry-native?
Yes — MLflow (Tracing & GenAI) speaks OpenTelemetry (OTLP) natively, so there is no proprietary-SDK lock-in.
How much does MLflow (Tracing & GenAI) cost?
Free. Apache-2.0, free; managed versions via Databricks