AI Landscape / LLMOps, Evaluation & Observability
Weights & Biases
Tools to track, evaluate and monitor model training and AI applications.
Company profile
Weights & Biases provides a developer-focused platform for machine learning engineers and data scientists, supporting experiment tracking, dataset versioning, model evaluation, collaborative model training and AI application development. prnewswire.comWeights & Biases website
Its website describes the platform as a system of record for thousands of companies, while its named users include OpenAI, Toyota Research Institute and NVIDIA. Weights & Biases websiteprnewswire.com
- Founded
- Not publicly reported
- Founders
- Lukas Biewald, Shawn Lewis, Chris Van Pelt
- Headquarters
- Not publicly reported
- Chief executive
- Lukas Biewald
- Employees
- Not publicly reported
- Ownership
- Not publicly reported
- Total funding
- Not publicly reported
- Latest funding round
- Not publicly reported
- Valuation
- Not publicly reported
- Revenue
- Not publicly reported
Drawn from Wikidata, Wikipedia, the company's own site and news and web sources; each figure links to its source. Researched Oct 19, 2026.
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