Prolific

Prolific delivers high-integrity, human-derived data: connect your research, AI, or product team with 200,000+ verified participants, fast.

Prolific is the platform for collecting clean, reliable human data at scale. Over 35,000 data collectors (researchers, AI developers, product teams) utilize our vetted participant pool (200k+ active users) for studies, surveys, and model training. We ensure fair pay and high response quality, eliminating bots and junk data: a new study launches every two minutes. Institutions like Stanford and Oxford rely on Prolific to secure dependable human insight for breakthroughs in science and technology.

https://www.prolific.com/