Scale AI
Data labeling, evaluation and AI application platform
About Scale AI
Scale AI provides data labeling and annotation, model evaluation and AI application tooling used by AI developers, enterprises and government agencies. It combines software with a large network of human contributors and experts. Meta took a significant minority stake in 2025.
Common use cases
- Train frontier models
- Evaluate generative AI
- Build enterprise AI agents
Products and services
Scale Data Engine
Data labeling, curation and annotation.
Scale GenAI Platform
Tools for building generative AI applications on enterprise data.
Scale Evaluation
Model testing and evaluation.
Key features
- Data annotation
- RLHF data
- Model evaluation
- Red teaming
- Data curation
- Expert contributor network
Integrations
- Amazon Web Services
- Microsoft Azure
- Google Cloud
- Snowflake
- Databricks
Scale AI alternatives
FAQs
What does Scale AI do?
Provides training and evaluation data and AI application tools.
Who owns it?
It remains private, with Meta holding a minority stake since 2025.
Who is it for?
AI labs, enterprises and public sector organizations.
Scale AI on AI Connect
Sessions and webinars to watch
Work at Scale AI? Request updates to this profile. Update this profile
Compare with similar providers
All Data Governance providersAcara ClimateClimate risk analytics for agriculture and investors
AccuWeatherWeather data, forecasts and APIs for business
AcxiomCustomer data, identity resolution and audience data for marketers
AppenAI training data, annotation and model evaluation services
CGGGeoscience data, imaging and subsurface analytics for natural resources
CloudFactoryManaged workforce for data labeling and AI training data
CognismB2B sales intelligence with privacy-compliant contact data
CotalityProperty data and analytics for real estate, mortgage and insurance