neptune.ai
ExitedThe most lightweight experiment management tool that fits any workflow.
neptune.ai has raised €10M across 2 funding rounds from 4 investors, most recently a Series A round in Apr 2022. Based in Warsaw, Poland; founded 2017; active in Software. Acquired by OpenAI in 2025. Data as of 28 Oct 2026.
Total raised
€10M
€10,110,706
Funding rounds
2
Investors
4
distinct backers
Active since
2020-01
latest 2022-04
Funding by year
EUR raised per yearneptune.ai — funding by year — interactive chart.
Data table
| neptune.ai — funding by year | |
|---|---|
| 2020 | €2.7M |
| 2022 | €7.4M |
Funding rounds
2 rounds| Date | Stage | Amount | Investors | |
|---|---|---|---|---|
| 2022-04-13 | Series A | €7.4M | Almaz Capital,btov Partners,Rheingau Founders,TDJ Pitango Ventures | View deal → |
| 2020-01-28 | Series A | €2.7M | btov Partners | View deal → |
Exit
Type
acquisition
Date
Dec 2025
Value
—
Acquiror
OpenAI (United States of America)
Related news
- Github for machine learning, https://t.co/LWyBlkU4N4 raises $8M Series A fundingtechfundingnews.com · 2022-04
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