Weights & Biases company logo - ML Infrastructure company based in United States
startup

Weights & Biases

San Francisco, United States
Founded 2017
200+ employees

About

Weights & Biases builds a comprehensive MLOps platform centered around its core product, W&B, which provides tools for experiment tracking, hyperparameter optimization, and model versioning. Their platform distinguishes itself through robust visualization capabilities, collaborative features for team-based ML development, and integrations with popular frameworks like PyTorch, TensorFlow, and Hugging Face. W&B is widely adopted by leading AI research labs and companies – including Nvidia, OpenAI, and Stability AI – to accelerate machine learning workflows and improve model performance.

Technology Focus

ml infrastructure ml ops experiment tracking

Key People

L
Lukas Biewald
C
Chris Van Pelt

Quick Stats

Total Raised $250M
Founded 2017
Status private
Type startup