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Chrome and Edge browser extension supporting behavioral experiments and data collection for Keystone AI.
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This extension is for enrolled Keystone research study participants. It collects a study-specific participant identifier, browser activity, page content, and related technical metadata needed to run Keystone behavior-data collection studies and support participant verification and study administration.
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Not trustworthy. You do everything they say for a week and they string you along and even when you follow all the rules they won't let you get compensation in the end. They also don't respond to the email they offer so you can't even figure out what went wrong where.