MLflow

Open-source MLOps project whose GenAI tooling traces LLM apps, evaluates agents and manages prompts, run on your own infrastructure.

By MLflow Project, a Series of LF Projects, LLC · mlflow.org

Package download activity

Each package is shown on its own; packages that can be installed together are never added up. Week 2026-W40 (2026-09-28 to 2026-10-04).

npm@mlflow/openai · integration

1,109 downloads in the week, -28.4% vs prior week

2026-W29 to 2026-W40, 12 weeks; min 1,083, max 3,329

PyPImlflow-tracing · headline (ranked)

3,616,315 downloads in the week, +3.7% vs prior week · rank 4 on PyPI

2026-W29 to 2026-W40, 12 weeks; min 3,385,111, max 6,382,263

bundledBundled by mlflow: installed automatically as a required dependency, so these downloads include installs of mlflow. source

No public repository is linked from MLflow's own site. This is not a zero.

Facts for MLflow
Categories	Tracing & observability, Evaluation, Prompt management, Gateways with observability
Status	Generally available
Licence	Apache-2.0	source, checked 2026-10-07
Self-host	Yes	source, checked 2026-10-07
OpenTelemetry	Native (OTLP)	source, checked 2026-10-07
Pricing model	free
Entry price	Free; Open-source software; the docs nav also lists 'Managed MLflow' (vendor-hosted) but its price was not read	source, checked 2026-10-07
Free tier	Yes
Measurability	Measured (mapped SDK packages)

Facts last verified 2026-10-07 on first-party pages. Prices as published, taxes excluded; non-USD prices are not converted.

Spotted an outdated fact? The methodology page explains how facts are checked; corrections are applied at the next weekly build.