Defined.ai Alternatives & Competitors
12 companies similar to Defined.ai — Smart Data for Ethical AI
Companies similar to Defined.ai
SuperAnnotate
Build & evaluate top-performing models using high-quality training data all within a singl...
Pryon
The proven, safe, and trusted path to implementing generative AI in enterprises.
Appen
Appen is your trusted data partner, powering cutting-edge AI applications for the world's...
CatalyzeX
Instant code for AI/ML papers everywhere
Track all Defined.ai competitors
Get real-time alerts when any of these companies raise funding, hire, or show growth signals.
Lingua Custodia
Natural Language Processing (NLP) for Finance
Ryaenr Group
Official account of the Ryaenr group.
Inference Labs
Intelligence Delivered | Your trusted analytics partner
Stardust AI
Bring intelligence to the next level.
Epinote
We support AI and data projects, including data annotation, management, analysis, and deve...
MosaicML
We remove the barriers to state-of-the-art AI model development
About Defined.ai
Defined.ai, established in 2015 by Daniela Braga, PhD, stands as a prominent player in the ethical AI data space. As the leading provider of ethical AI data, Defined.ai offers the world’s largest marketplace dedicated to ethical AI data, alongside subscription services for flexible data access and customized offerings....
Data Marketplace, Custom Data Services, Professional AI Project Services, Crowd as a Service, Spontaneous Dialogue Data Collection, Scripted Monologue Data Services
AI Developers, Research Institutions, Technology Companies, Public Sector Entities, Healthcare Providers, E-Commerce Businesses, Online Retailers
Ethical AI, AI Data Marketplace, Training Data, Bias-Free Data, Data Compliance, AI Model Development, Speech Technology, Natural Language Processing, Computer Vision, Generative AI, Custom AI Solutions, AI Professional Services, AI Community
Frequently Asked Questions
Don't just read about them. Follow them.
BounceWatch watches Defined.ai and millions of other companies. When one raises money, hires quickly or changes its product, we tell you the same day.
Compiled from the BounceWatch company index. We last looked at Defined.ai on 30 Jul 2025. The 12 companies listed here were last checked between 11 Sep 2024 and 13 Sep 2026. Where a field is blank here, it means we have not recorded it — not that the answer is zero. How we source and date this.