Prolific

Prolific is a platform that provides vetted research participants and AI taskers at scale for high-quality human-powered datasets. It offers a pool of 200,000+ active, verified participants for various research needs, including academic research, AI training & evaluation, product development, and market research. The platform ensures data quality through continuous monitoring, algorithmic checks, and bank-grade ID verification. Prolific allows researchers to find, filter, and re-use participants, create custom groups, and design flexible studies using text, imagery, voice, or interaction.