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Weights & Biases
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Overview
Developed byWeights & Biases Inc.
Founded byLukas Biewald and Chris Van Pelt, Lukas Biewald, Chris Van Pelt
Founded2017
Licenseproprietary
Open source✗ Proprietary
Use casemachine learning experiment tracking and model management
Technical
API compatible
Python
Protocols
Python APIREST API
Also see
Alternative to
MLflow
Competes with
MLflowNeptuneNeptune.ai
Knowledge graph stats
Claims43
Avg confidence94%
Avg freshness100%
Last updatedUpdated yesterday
Trust distribution
100% unverified
Governance
EU Risknot classified
Training data disclosure →

Weights & Biases

product

ML experiment tracking, model versioning, and dataset management platform

Compare with...

api compatible with

ValueTrustConfidenceFreshnessSources
Python○UnverifiedHighFresh1

primary use case

ValueTrustConfidenceFreshnessSources
machine learning experiment tracking and model management○UnverifiedHighFresh1
machine learning experiment tracking○UnverifiedHighFresh1
ML experiment tracking, model versioning, dataset management, and collaboration○UnverifiedHighFresh1
model versioning and management○UnverifiedHighFresh1
model versioning and monitoring○UnverifiedHighFresh1
model versioning and deployment○UnverifiedHighFresh1
model monitoring○UnverifiedHighFresh1
ML model monitoring○UnverifiedHighFresh1
hyperparameter optimization○UnverifiedHighFresh1
model versioning and registry○UnverifiedModerateFresh1

integrates with

ValueTrustConfidenceFreshnessSources
TensorFlow○UnverifiedHighFresh1
PyTorch○UnverifiedHighFresh1
PyTorch○UnverifiedHighFresh1
Hugging Face○UnverifiedHighFresh1
Hugging Face Transformers○UnverifiedHighFresh1
Jupyter Notebooks○UnverifiedHighFresh1
Keras○UnverifiedHighFresh1
Hugging Face○UnverifiedHighFresh1
scikit-learn○UnverifiedHighFresh1

supports protocol

ValueTrustConfidenceFreshnessSources
Python API○UnverifiedHighFresh1
REST API○UnverifiedHighFresh1

alternative to

ValueTrustConfidenceFreshnessSources
MLflow○UnverifiedHighFresh1

headquarters

ValueTrustConfidenceFreshnessSources
San Francisco, California○UnverifiedHighFresh1

open source

ValueTrustConfidenceFreshnessSources
false○UnverifiedHighFresh1
client library○UnverifiedHighFresh1
partial○UnverifiedHighFresh1

license type

ValueTrustConfidenceFreshnessSources
proprietary○UnverifiedHighFresh1

developed by

ValueTrustConfidenceFreshnessSources
Weights & Biases Inc.○UnverifiedHighFresh1

supports model

ValueTrustConfidenceFreshnessSources
deep learning models○UnverifiedHighFresh1

founded by

ValueTrustConfidenceFreshnessSources
Lukas Biewald and Chris Van Pelt○UnverifiedHighFresh1
Lukas Biewald○UnverifiedHighFresh1
Chris Van Pelt○UnverifiedHighFresh1

requires

ValueTrustConfidenceFreshnessSources
Python○UnverifiedHighFresh1

pricing model

ValueTrustConfidenceFreshnessSources
freemium○UnverifiedHighFresh1

founded year

ValueTrustConfidenceFreshnessSources
2017○UnverifiedHighFresh1

headquartered in

ValueTrustConfidenceFreshnessSources
San Francisco○UnverifiedHighFresh1

competes with

ValueTrustConfidenceFreshnessSources
MLflow○UnverifiedHighFresh1
Neptune○UnverifiedModerateFresh1
Neptune.ai○UnverifiedModerateFresh1

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competes with
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competes with
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Commonly Used With

TensorFlowPyTorchPyTorchHugging FaceHugging Face TransformersJupyter NotebooksKerasHugging Facescikit-learn

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Graph Insights

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Claim count: 43Last updated: 4/9/2026Edit history