5 vetted platforms
All companies.
Independent reviews of the platforms hiring for AI training, data annotation, and translation work.
DataAnnotation.tech
High-volume open marketplace for AI training. Good entry point for first-time annotators.
$20–40/hr
Invisible Technologies
Operations-focused outsourcer that runs AI training as one of several work streams.
$18–45/hr
Mercor
AI-driven contractor marketplace placing domain experts directly on lab projects.
$25–150/hr
Outlier
Scale-owned platform connecting domain experts with AI training projects across coding, math, science, and writing.
$15–80/hr
Surge AI
High-end RLHF and evaluation platform used by frontier labs. Selective intake, premium pay.
$20–60/hr