customer
Worked fine
Worked fine

OpenTrain AI is a global marketplace for AI Trainers and Data Labelers. Companies hire vetted experts for high quality training data, while freelancers access flexible remote projects with leading AI and technology companies.
OpenTrain AI (opentrain.ai) has 109 customer reviews on Five Star Index, with an average rating of 4.0 out of 5.
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customer
Worked fine
customer
It's a flexible lucrative side hustle and thr payments come quickly.
May
I'm happy working with OpenTrain AI
customer
Great working experience
customer
everything was great! Thank u
Emmanuel
Great options and opportunities, Good response from the contractors and they actually pay.
customer
Clear work time logging and on-time payment.
Tiffany T.
My time as a Labeler and QC was a solid and positive experience. What made it great was the clear structure provided by the company—the guidelines were thorough. The real difference-maker, however, was our project admin. They were the main person we communicated with in team channels, always helpful and ready to assist each of us. Having an admin who effectively translated the company's requirements and guided our daily work was crucial and made the role run smoothly. The workflow felt organized, and the feedback from quality checks was actually helpful for improving my accuracy, rather than just critical. It’s a role where your focus directly contributes to the project's goals, and that was satisfying. I felt supported in doing the job correctly, which isn't always a given in remote positions.