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Centaur Labs vs Scale AI

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Centaur LabsAI Annotation and Labeling
Scale AIAI Annotation and Labeling
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AI Annotation and Labeling

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AI Annotation and Labeling

Overview
Focus
AI Annotation and Labeling
AI Annotation and Labeling
Product
Medical data labeling platform engaging healthcare professionals to annotate clinical AI training datasets.
Scale AI provides data labeling, evaluation, and AI infrastructure for training and fine-tuning machine learning models at enterprise scale.
Headquarters
Boston, Massachusetts
San Francisco, California
Company size
11-50 employees
1,001-5,000 employees
Founded
2017
2016
Pricing details
Free options
Free plan
Source updated
Nov 2, 2026
Oct 29, 2026

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AI Annotation and Labeling