Mission
We want to give AI researchers the same level of control and confidence when training models as software developers have when shipping applications.
The Story
2016
Prototype built during a Kaggle competition
2017
Used internally at deepsense.ai
2018
Neptune spun off as an independent startup
2018
$1.7M Pre-seed round led by TDJ Pitango Ventures
2019
We are 10+ people
2019
$3M Seed round led by btov Partners
2021
Named a Top 100 AI startup by CB Insights
2022
We are 30+ people
2022
$8M Series A round led by Almaz Capital
2022
Again named a Top 100 AI startup by CB Insights
2023
Closed $6M follow-up round
2023
We are 50+ people
2024
Launched Neptune Scale in beta
2024
We go to AI Engineer World’s Fair, ICML, and NeurIPS
2025
Released State of Foundation Model Training Report
2025
Neptune is used by top teams training foundation models, including OpenAI
Numbers & Customers
$
18000000
+
In funding
60000
+
AI Researchers trusted Neptune
1500
+
Commercial and research teams
30000
+
Projects tracked
Media & Events
State of Data Science and Machine learning 2021
Top 100 AI startups 2021 by CBInsights
Series A Venture Beat
Top 100 AI startups 2022 by CBInsights (second time)
TheSequence: Piotr Niedzwiedz, neptune’s CEO on Ideas About Machine Learning Experimentation
DataSkeptic: MLOps Best Practices With neptune.ai CEO Piotr Niedzwiedz
AI in Business: Going from AI services to product with neptune.ai CEO Piotr Niedzwiedz
MLOps Podcast: Experiment Tracking in the Age of LLMs with Piotr Niedźwiedź
The Data Exchange Podcast: Aurimas Griciūnas on Building an Experiment Tracker for Foundation Model Training
NeurIPS Conference: Learnings From Teams Training Large-Scale Models
Virtual Summit: Fireside Chat on the State of Foundation Model Training Report
Our investors
Leadership
Piotr Niedźwiedź
CEO & Founder
Paulina Prachnio
Chief Revenue Officer
Jakub Czakon
Chief Marketing Officer
Magdalena Puchała
Chief Financial Officer
Armenia • Canada • Egypt • Finland • France • Ireland • Netherlands • Poland • Portugal • Spain • Switzerland • Taiwan • United Kingdom • United States
We work from 14 different places around the world