Side by side
Comet vs MLRun
Both stand on model registries. Which one you can start free with, which one lets you read the code, and what each costs once you pay.
Free plan APILinuxMac+3
Comet covers both LLM observability and evaluation through Opik and machine-learning workflows through MLOps. Free plans are listed, while paid cloud and MLOps options begin at 19.00 USD at their stated billing terms.
Visit Comet
Free plan APILinuxMac+3
Choose MLRun if your team needs an open-source framework for coordinating ML or generative-AI work, with feature management and lifecycle tools. The free plan includes community support; teams seeking LDAP integration, service monitoring, log management, or 24/7 enterprise support should consider managed MLRun on Iguazio.
Visit MLRunThe facts
| Comet | MLRun | |
|---|---|---|
| Free plan | Yes | Yes |
| Open source | No | Not published |
| Runs on | API, Linux, Mac, Self-hosted, Web, Windows | API, Linux, Mac, Self-hosted, Web, Windows |
| Lowest paid plan | MLOps Pro: $19 per user a month | Free or on request |
| Plans published | 11 | 2 |
| Maker | Not published | Not published |
| Website | comet.com | mlrun.org |
| On model registries | #1 of 38 | #12 of 38 |
Comet: what it does well
- Traces context retrieval, model responses and tool calls
- Evaluation includes test suites, datasets and experiments
- Integrates with more than 40 AI frameworks and providers
- Open-source Opik can be self-hosted
What to know first
- Free Cloud limits teams to 10 members and 25k monthly spans
- Free Cloud retains data for 60 days
- MLOps Pro is $19 per user/month
MLRun: what it does well
- Automates preparation, tuning, validation, and optimization for ML models and LLMs.
- Feature store covers data features from collection through monitoring.
- Supports multi-cloud, hybrid, and on-premises deployment.
- Includes model registry, experiment tracking, serving, and data versioning.
- Integrates with four listed CI/CD tools.
What to know first
- Open-source offering includes community support.
- Managed MLRun is the option with LDAP and enterprise support.
- Browser interface supports Chrome and Firefox.