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Centaur Labs vs Refuel AI

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Centaur LabsAI Annotation and Labeling
Refuel 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.
LLM-powered data labeling platform that helps data teams clean, enrich, and label datasets at scale.
Headquarters
Boston, Massachusetts
San Francisco, California
Company size
11-50 employees
11-50 employees
Founded
2017
2022
Pricing details
Source updated
Nov 2, 2026
Nov 2, 2026

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AI Annotation and Labeling