Keepsake vs MLflow

Side-by-side — pricing, strengths, tradeoffs, and fit.

Keepsake

Version control for machine learning with support to Amazon S3 and Google Cloud Storage.

MLflow

Manage the ML lifecycle with experimentation, reproducibility and deployment.

At a glance

Open SourceFree Tier
◌ Declining·From $0
Open SourceFree Tier
● Established·From $0

Overview

One-liner

Version control for machine learning with support to Amazon S3 and Google Cloud Storage.

One-liner

Manage the ML lifecycle with experimentation, reproducibility and deployment.

Maturity

Declining

Maturity

Established

Open source

✓ Yes

Open source

✓ Yes

Pricing

Free tier

✓ Available

Open source — free to use

Free tier

✓ Available

Open source — free to use

Starts at

$0

Starts at

$0

Model

Flat rate

Model

Flat rate

Enterprise

✕ None

Enterprise

✕ None

Best for

✓ Best for

Teams needing reproducibility and version control for their ML experiments
Developers working with Amazon S3 or Google Cloud Storage for model storage

✓ Best for

Data science teams needing a unified platform for experiment tracking, model deployment, and reproducibility.
Organizations looking to standardize their machine learning workflows across different projects and teams.

Not ideal for

✕ Not for

Projects that do not require cloud storage integration
Users who prefer a managed service over self-hosted solutions

✕ Not for

Teams requiring real-time analytics or streaming data processing as MLflow focuses on batch operations.
Projects that need a fully managed cloud service without the overhead of self-hosting.

Strengths

↑ Strengths

Version control for machine learning experiments
Integration with Amazon S3 and Google Cloud Storage
Reproducibility of ML projects

↑ Strengths

Experiment tracking
Model registry for versioning and lifecycle management
Deployment tools to serve models in production

Weaknesses

↓ Weaknesses

Complex setup process for new users

↓ Weaknesses

Limited native support for non-Python languages
Performance issues at scale
Full Keepsake profile →Full MLflow profile →