Weights & Biasesrevenue & funding
AI & Machine Learning Operationalization (MLOps) SoftwareSan Francisco, CaliforniaFounded 2017CEO Lukas Biewald
Weights & Biases is an AI & Machine Learning Operationalization (MLOps) Software company based in San Francisco, founded in 2017.
- Customers
- 100K
Weights & Biases revenue
Weights & Biases has not published its revenue. GetLatka estimates it at about $13.6M a year (October 2024).
All 3 revenue readings, with sources
| As of | Revenue | Source |
|---|---|---|
| Apr 2021 | $5M | – |
| Dec 2023 | $10.8MEST | GetLatka estimate |
| Oct 2024 | $13.6MEST | GetLatka estimate |
– source not recorded
Weights & Biases funding rounds & investors
Weights & Biases has raised $65M across three rounds since 2018. The latest was a $45M funding round in February 2021.
| Date | Round | Raised |
|---|---|---|
| Feb 2021 | Funding round | $45M |
| May 2019 | Funding round | $15M |
| May 2018 | Funding round | $5M |
| Total raised | $65M |
Weights & Biases CEO, founders & employees
Lukas Biewald founded Weights & Biases in 2017 and runs it as CEO. Weights & Biases had 293 employees (December 2024, LinkedIn), up from 260 a year earlier.
- Lukas BiewaldFounder & CEO
All 6 headcount readings, with sources
| As of | Employees | Source |
|---|---|---|
| Dec 2024 | 293 | |
| Oct 2024 | 274 | |
| Dec 2023 | 260 | |
| Dec 2022 | 241 | |
| Dec 2021 | 146 | |
| Apr 2021 | 73 | – |
Weights & Biases FAQ
What is Weights & Biases' revenue?
GetLatka estimates Weights & Biases' revenue at about $13.6M a year (October 2024). The company hasn't published its own figure.
How much funding has Weights & Biases raised?
Weights & Biases has raised $65M across three funding rounds. The latest was a $45M funding round in February 2021.
How many employees does Weights & Biases have?
Weights & Biases had 293 employees in December 2024, according to LinkedIn.
Who is the CEO of Weights & Biases?
Lukas Biewald is the CEO of Weights & Biases and founded the company in 2017.
Who founded Weights & Biases?
Lukas Biewald founded Weights & Biases in 2017.
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How this page is sourced
5 from public sources · 2 estimates. Founder figures link to the second they were said; public figures name their source; estimates are marked EST and say whose they are. Not financial advice.
Updated Oct 30, 2026Data disclaimerReport a correctionClaim this profileRun Weights & Biases? Join the podcast