Weights & Biases
EnterpriseMLOps platform for tracking experiments, versioning models, and managing ML pipelines.
Employees
300-500
Funding
$250M+
Valuation
$1.25B
Status
Private
About Weights & Biases
Weights & Biases (W&B) is the leading MLOps platform used by AI teams to track experiments, version datasets and models, and manage machine learning pipelines. The platform is used by over 1,000 companies and 200,000 ML practitioners, including teams at OpenAI, NVIDIA, Microsoft, and Toyota. W&B provides tools for experiment tracking, hyperparameter optimization, model evaluation, and production monitoring. The company has become essential infrastructure for AI development, helping teams reproduce experiments, collaborate on model development, and deploy AI responsibly.
Key People
Lukas Biewald
CEO & Co-Founder
Chris Van Pelt
Co-Founder
Shawn Lewis
Co-Founder
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