Sigma AI is a global training data collection, labeling and annotation services company. For companies building generative AI, including 4 out of 5 global tech giants, Sigma provides highest quality training data at scale. To achieve this, we customize teams, processes and technology, iterating on all aspects of your project in constant feedback loops.  

Human in-the-loop is built into every step to establish ground truths, improve data quality and reduce bias. With 30+ years of experience in the AI space, the Sigma team brings their deep understanding of how data and algorithms interact to help companies train smarter AI that serves humans better.  

AI/ML

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Sigma AI

The London office specializes in data quality, AI processing, and linguistic expertise to support advanced analytics projects.

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