Weights & Biases

Weights & Biases: The AI developer platform. Track everything you need to make your models reproducible with Weights & Biases— from hyperparameters and code to model weights and dataset versions. Weights & Biases helps your ML team unlock their productivity by optimizing, visualizing, collaborating on, and standardizing their model and data pipelines – regardless of framework, environment, or workflow. Used by ML engineers at OpenAI, Lyft, Pfizer, Qualcomm, NVIDIA, Toyota, GitHub, and MILA, W&B is part of the new standard of best practices for machine learning. W&B is free for personal use and academic projects, and it's easy to get started. Run your first experiment in 30 seconds with this quick hosted notebook: [bit.ly/intro-wb](http://wandb.me/intro)
Founding Year
2017
Headquarters
San Francisco
,
United States
Sector(s)
AI
Funding State
Pre-Seed
Seed
Series A
Series B+
Exited
Total Funding Amount
$250.00M
Funds that Investested

Hack VC

Invests in hackers who are changing the world.
Pre-Seed
Seed
Series A
Series B+
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Bloomberg Beta

Bloomberg's early-stage venture fund investing in startups focusing on machine learning.
Pre-Seed
Seed
Series A
Series B+
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Insight Partners

For over  25 years, Insight Partners has helped over 600 companies turn their vision into reality. They invest and support founders from seed until the later stages.
Pre-Seed
Seed
Series A
Series B+
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Coatue

Privately owned hedge fund founded in 1999 investing across different sectors.
Pre-Seed
Seed
Series A
Series B+
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Gaingels

Leading LGBTQIA+/Allies investment syndicate that has invested $110M+ in 200+ companies since 2016.
Pre-Seed
Seed
Series A
Series B+
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Nat Friedman

Nat Friedman is the former CEO of GitHub. He has two degrees from MIT and has been writing software for 27 years
Pre-Seed
Seed
Series A
Series B+
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Investors that Investested

Richard Socher

Founder, AIX Ventures
Richard founded You.com, the AI Search Engine you can control. He also founded Metamind, with successful exit to Salesforce. Prior to AIX Richard was a former Salesforce Chief Scientist where he built & led a 520-person team of Al engineering, research, & product. Richard is also an active angel investor backing 30+ startups in the AI space as well as 16 funds.
Pre-Seed
Seed
Series A
Series B+
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Nat Friedman

Angel Investor, Nat Friedman
Nat Friedman is an entrepreneur and developer. Nat is passionate about building products that delight customers, with love and attention to detail. Nat has two degrees from MIT and has been writing software for 27 years. In 1999, he co-founded Ximian with Miguel de Icaza. Nat was a co-founder and chairman of the GNOME foundation. At Novell,Nat ran engineering for a $110M product and served as CTO of the Linux business. Nat is an avid traveler who visited 20 countries in 2010, an active angel investor, and a private pilot.
Pre-Seed
Seed
Series A
Series B+
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Pieter Abbeel

Investment Partner, AIX Ventures
Pieter Abbeel is Professor and Director of the Robot Learning Lab at UC Berkeley [2008], Co-Director of the Berkeley AI Research (BAIR) Lab, Co-Founder of covariant.ai [2017], Co-Founder of Gradescope [2014], Advisor to OpenAI, Investment Partner at AIX Ventures, Advisor to many AI/Robotics start-ups. He works in machine learning and robotics. In particular his research focuses on making robots learn from people (apprenticeship learning), how to make robots learn through their own trial and error (reinforcement learning), and how to speed up skill acquisition through learning-to-learn (meta-learning). His robots have learned advanced helicopter aerobatics, knot-tying, basic assembly, organizing laundry, locomotion, and vision-based robotic manipulation.
Pre-Seed
Seed
Series A
Series B+
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Anthony Goldbloom

Investment Partner, AIX Ventures
Anthony is the founder and CEO of Kaggle, which used predictive modeling competitions to solve problems for organizations such as NASA, Ford, Deloitte, etc. He is an investor in 50+ AI startups and two venture funds.
Pre-Seed
Seed
Series A
Series B+
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Vibhor Khanna

Vice President, Coatue
Vibhor helps lead Venture Investing at Coatue, where he has invested in the following companies: Board: Aurora Solar, Fonoa, RunwayML, Latch Bio, Kurtosis, Unsupervised Investor: Notion, Hugging Face, Supabase, Weights & Biases, Clickhouse, Repl.it, Airbyte, Retool, Starburst Data, Kubecost, Tackle.io, Cove Tool, Bigeye, Lightning AI, Orbit, Edge Impulse, Gantry, Commerce Layer, Coursedog
Pre-Seed
Seed
Series A
Series B+
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David Cahn

General Partner and COO of Venture, Sequoia Capital
Enterprise software investor at Coatue Management. Looking to partner with generational founders building the next wave of B2B businesses.
Pre-Seed
Seed
Series A
Series B+
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