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Annual estimate10 people, entry price
Free
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Focus
AI Annotation and Labeling
Data Masking
Product
Open-source platform for data-centric AI focused on NLP annotation, labeling, and LLM feedback collection.
Open-source web annotation tool from MIT for image segmentation and object detection dataset creation.
Headquarters
Madrid, Spain
Cambridge, Massachusetts
Company size
11-50 employees
2-10 employees
Free options
Free plan
Free plan
Source updated
Nov 2, 2026
Oct 29, 2026
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AI Annotation and Labeling
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