Cleanlab is an AI/ML data quality and reliability platform that automatically detects and fixes errors in datasets. The company offers both open-source libraries and Cleanlab Studio, an enterprise platform for data curation, annotation, and correction. Cleanlab's Trustworthy Language Model (TLM) addresses hallucinations in LLMs by providing trustworthiness scores for AI model outputs.
Cleanlab has been acquired
This company is no longer available on our private secondary market.
Company data and valuation marks are estimates and may be incomplete, stale, erroneous, or revised.
Founded
2021
Total Funding
$30M
2 rounds
Total raised $30M across 2 rounds
Funding data and valuation marks are estimates and may be incomplete, stale, erroneous, or revised.
Last updated 06-25-2026
Latest Round
Type
Series A
Date
October 10, 2023
Amount
$25M
Valuation
—
Lead Investors
| Date | Round | Amount Raised | Valuation | Lead Investors |
|---|---|---|---|---|
| October 10, 2023 | Series A | $25M | — | Menlo Ventures, TQ Ventures |
| July 20, 2023 | Seed | $5M | — | Bain Capital Ventures |
Curtis Northcutt
Co-Founder & CEO
Jonas Mueller
Co-Founder & Chief Scientist
Anish Athalye
Co-Founder & CTO
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