Scale AI
Scale AI
Training data, evaluations, and enterprise GenAI from the data-labeling giant.
Scale supplies the human-annotated training data behind most frontier AI labs through its Data Engine, spanning labeling, RLHF, and expert red-teaming. On top of the data business it runs evaluation leaderboards, an enterprise GenAI platform, and Donovan, its platform for the US public sector.
Worth knowing
Meta took a 49% stake for $14.3B in June 2025 at a $29B valuation; co-founder CEO Alexandr Wang left to lead Meta's AI efforts.
- data-labeling
- rlhf
- evals
- training-data