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vizier
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vizier

Python-based research interface for blackbox and hyperparameter optimization, based on the internal Google Vizier Service.

by google · GitHub
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algorithmbayesian-optimizationblackbox-optimizationApache-2.0Python
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Optimize complex functions and settings for your research using a Python interface designed for black-box problems.

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1 6671 666
2026-07-202026-08-31
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📄 About

Python-based research interface for blackbox and hyperparameter optimization, based on the internal Google Vizier Service.

vizier has 1.7k stars on GitHub. It has been forked 112 times. vizier is written mainly in Python. It has been in active development since 2022. vizier is available under the Apache-2.0 license. Its main topics are algorithm, bayesian-optimization, blackbox-optimization, deep-learning.

Frequently asked questions

What is vizier?

Python-based research interface for blackbox and hyperparameter optimization, based on the internal Google Vizier Service.

Is vizier open source?

vizier is an open-source project. It is released under the Apache-2.0 license.

Is vizier free?

Yes. vizier is free and open source — you can use, modify and self-host it.

What license does vizier use?

vizier is available under the Apache-2.0 license.

What language is vizier written in?

vizier is written mainly in Python.

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