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LightTag vs Surge AI

People
LightTagAI Annotation and Labeling
Surge AIAI Annotation and Labeling
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Price
Free
Usage-based

AI Annotation and Labeling

Annual estimate10 people, entry price
Free
Usage-based
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AI Annotation and Labeling

Overview
Focus
AI Annotation and Labeling
AI Annotation and Labeling
Product
Text annotation platform for NLP teams with multi-annotator management and inter-annotator agreement metrics.
Data labeling platform built for NLP researchers with expert-quality human annotation and quality control.
Headquarters
Tel Aviv, Israel
San Francisco, California
Company size
2-10 employees
11-50 employees
Founded
2018
2020
Pricing details
Published rate
Free
Usage-based
Source updated
Oct 29, 2026
Nov 2, 2026

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AI Annotation and Labeling