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Celestial ( is a free web service for hyperparameter optimization of machine learning algorithms. It makes getting started very easy by providing a web user interface for setting up the optimization and tracking results. Since Celestial is just an API to get parameter configurations and send back loss values, you can easily scale up. On top of that, the web UI gives you the power to visualize your results and go back to older studies to review and learn from them.

Why use Celestial

Most hyperparameter optimization tools are built as a Python library. The user downloads them from PyPi or Github, imports…

Lars Hertel

I am a machine learning engineer with background in statistics. I like building stuff :)

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